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  • How to avoid en.voyages-sncf.com redirecting to uk.voyages-sncf.com?

    - by Mark Smith
    OK, so en.voyages-sncf.com is French Railways' English language website with full functionality for train booking in France - it sells iDTGV, offers seating options etc. uk.voyages-sncf.com is their UK subsidiary, with reduced functionality, no seat options, no iDTGV etc. Previously, I have been able to select 'Other countries (EUR)' top right and go from the uk version to the en version, or just type in the direct url 'en.voyages-sncf.com and go there. Now, they seem to have implemented an automatic redirect so whenever I enter 'en.voyages-sncf.com' on my UK-based PC or indeed try to select 'Other countries (EUR)' it automatically bumps me to uk.voyages-sncf.com, which I don't want. I can't get onto en.voyages-sncf at all. So, short of using a heavyweight solution like using a non-UK proxy server or downloading the TOR browser, is there any simple solution? Like telling my browser to go to en.voyages-sncf, go directly to en.voyages-sncf and no other site, do not pass go, do not collect £200, do not go anywhere else, ignore all redirects and do what you're told by ME, not by those Machiavellian so-and-sos?

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  • Need a helpful/managed VPS to help transition from shared hosting

    - by Xeoncross
    I am looking for a VPS that can help me transition out of a shared hosting environment. My main OS is Ubuntu, although I am still new to the linux world. I spend most of my day programming PHP applications using a git over SSH workflow. I want PHP, SSH, git, MySQL/PostgreSQL and Apache to work well. Someday after I figure out server management I'll move on to http://nginx.org/ or something. I don't really understand 1) linux firewalls, 2) mail servers, or 3) proper daily package/lib update flow. I need a host that can help with these so I don't get hit with a security hole. (I monitor apache access logs so I think I can take it from there.) I want to know if there is a sub $50/m VPS that can help me learn (or do for me) these three main things I need to run a server. I can't leave my shared hosts (plural shows my need!) until I am sure my sites will be safe despite my incompetence. To clarify again, I need the most helpful, supportive, walk-me-through, check-up-on-me, be-there-when-I-need you VPS I can get. Learning isn't a problem when there is someone to turn too. ;)

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  • Alias for Drupal "Sites" folder with Apache on Windows Server 2008

    - by sgtbeano
    I'm having to move a number of sites from a LAMP stack to a WAMP one, provided by Zend, and I've hit a problem. Our architecture is a number of loadbalanced web servers which have their own local webapp drives which are kept in sync with one server performing as the master copy. There is then a separate DFS share provided to all web servers from our pillar san. Usually a Drupal install under our LAMP cluster would have the main Drupal web app in a local HTDOCS mount for each server and the SITES directory within Drupal would then be symlinked out to the DFS or NFS share so that there is a common FILES and TMP directory. The problem I'm having is that there seems to be no equivalent of symlinks on Win Server 2008, shortcuts have a .ink at the end making Apache see them as a distinct file. So I've tried using an alias call in the vhost file like this; <Location /drupal-626/sites> Order deny, allow Allow from all </Location> Alias /drupal-626/sites "Z:\Path to alternate sites directory" The root for this test is; http://main-domain-url/drupal-626/ Unfortunately this isn't work so I'm wondering if any of you have a solution which would work? Many thanks for taking the time to read this.

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  • Youtube has no voice but the music continues just fine?

    - by Prix
    PC CONFIG: gigabyte EP45C UD3R with the realtek HD onboard 4gb dual channel Qcore 2.83ghz When i watch to videos on youtube now the voice some times is in static and some times so low that you can hear it while the sound continues just fine... For example if can hear to things like guitar or a train etc but the voice of whoever is speaking is gone or very low or pure static when watching the videos. I know some videos have a really great quality and some are HD 1080p so this was something not expected to happen. I can aswell play videos on my WMP11 just fine i have ccc-p installed also tried k-lite, both on the latest stable avaiable. I havent tried anything else related to flash but something is either wrong with my drivers or youtube. I have installed the latest drivers to make sure they are up-to-date but this didnt help either. What i have tried so far: removed the audio drivers and re-installed remove any codec pack i had and re-installed k-lite, test, didnt worked remove any codec pack i had and re-installed cccp, test, didnt worked checked the control panel sound configurations, tried chaging to phone stereo, to 5.1 which is what my headphone is. checked the realtek manager, tried changing the sound channels from 2CH to 6CH to reflect my headphone, didnt work. rebooted after every change of the above tries. tried chrome, firefox and internet explorer with the same results didnt w

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  • Apache: Setting up local test server with subdomains

    - by RC
    Hi everyone, I have XAMPP running on my desktop machine, and I do all my work on it with no issue. http://localhost ---> points to public_html http://site1.localhost ---> points to site 1 http://site2.localhost ---> points to site 2 http://site3.localhost ---> points to site 3 Entering the above URLs in my web browser on the machine with Apache works great, and I can work on multiple sites within distinct subdomains. But what I want to do now is to transfer Apache and all the files to another Windows 7 machine within the LAN, but still be able to view the subdomains from my main development machine. With a vanilla XAMPP installation on the new hosting machine, entering the IP address of that machine (e.g. 192.168.1.10) into my development computer would send me to the main public_html folder. But how do I set up subdomains such that I can access it externally? For example, http://site1.devmachine Thanks for any help.

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  • postfix email gateway

    - by k-h
    I am setting up a postfix email gateway. It will not hold any mail but will accept email for my domain and forward it to another internal mailserver and relay mail out from the internal server. One of the main problems is that I am working on a live running system and this will be an upgrade so I am using a test domain which I will change at some point to the real domain. I tried various methods but found the simplest way (that worked) was to use a script to create an aliases file (from ldap entries). There are various problems with this method. The main one being that the entries can't be of the simple form [email protected] because the gateway doesn't know where to send them. They have to be of the form: [email protected]. What I would like doesn't seem hard but I can't get my head around the postfix documentation. There seem to be various ways but none of them seem to work. Most of the examples I have found on the web assume the mail is going to end up on the server. I want a list of users somewhere, preferably of the form: user1, user2, etc rather than [email protected] (I can easily generate this list) and I would like postfix to forward all email to example.com to a particular server: ie realmailserver.example.com. Can anyone suggest clues as to how I might do this?

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  • How do I know if I managed to completely remove an undetected trojan?

    - by ubuntuisbetter
    I catched a trojan that uses explorer.exe to reproduce itself in case of deletion of its autostart entry or main exe file in Programs/x. It had already tried to contact a suspicious server over explorer.exe, blocked that via my firewall. I: Removed the autostart entries from the registry Looked through my services if there was anything suspicious Deleted the trojan from Programs/ Went through System Volume Information to find a 2 month old explorer.exe and replaced the possibly infected one. There are no suspicious processes running now anymore (no duplicate explorer.exe) and nothing wants to connect this trojan owners sever either. I checked my system with several anti-malware programs too. What the trojan did: Started a second explorer.exe Always when I deleted the main trojan exe file it was reproduced (by the second explorer.exe) Always when I deleted the autostart entry it was reproduced by the explorer.exe too. When I terminated the suspicious explorer.exe, which used only half as much memory as the less suspicious one from Windows, a strange thing that I know from the computers in my Informatics class happened: A window popped up in the top left of my explorer-less desktop, titled "Personal settings for ... are ..." that obviously copied some files. Then both explorer.exes started again and the trojan was everywhere again. What did the trojan actually do to get explorer to rescue it? Is my PC clean of this newish trojan now? What are the other locations I should check for the trojan? The trjoan doesn't seem very high-level, could it have changed other system files or is the autostart entry vital for it? Thanks in advance, Your trojan paranoid friend (Getting linux in a week)

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  • How to use git to manage one codebase but have different environments

    - by emostar
    I'm using git for a personal project at the moment and have run into a problem of having one codebase for two different environments and was wondering what the cleanest way to use git would be. Main Desktop I Use this machine for most of my development. I have a git repository here that I cloned off of an empty repository that I use on my internal server. I do most of my work here and push back to the internal server so I can use that as a master of truth and to ease making backups. Laptop I sometimes want to code on the road, so I did a clone from the internal server and created a new branch called "laptop-branch". Unfortunately some directories MSVC++ version are different than from the Main Desktop environment. I just modified the files in the "laptop-branch" and committed them there. Now I did a lot of changes while on vacation with my laptop, and want to push them to origin, but don't want the changes I made that were related to directories and compiler versions to be pushed back to origin. What would be the best way to get this done?

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  • Designing a persistent asynchronous TCP protocol

    - by dogglebones
    I have got a collection of web sites that need to send time-sensitive messages to host machines all over my metro area, each on its own generally dynamic IP. Until now, I have been doing this the way of the script kiddie: Each host machine runs an (s)FTP server, or an HTTP(s) server, and correspondingly has a certain port opened up by its gateway. Each host machine runs a program that watches a certain folder and automatically opens or prints or exec()s when a new file of a given extension shows up. Dynamic IP addresses are accommodated using a dynamic DNS service. Each web site does cURL or fsockopen or whatever and communicates directly with its recipient as-needed. This approach has been suprisingly reliable, however obvious issues have come up and the situation needs to be addressed. As stated, these messages are time-sensitive and failures need to be detected within minutes of submission by end-users. What I'm doing is building a messaging protocol. It will run on a machine and connection in my control. As far as the service is concerned, there is no distinction between web site and host machine -- there is only one device sending a message to another device. So that's where I'm at right now. I've got a skeleton server and a skeleton client. They can negotiate high-quality authentication and encryption. The (TCP) connection is persistent and asynchronous, and can handle delimited (i.e., read until \r\n or whatever) as well as length-prefixed (i.e., read exactly n bytes) messages. Unless somebody gives me a better idea, I think I'll handle messages as byte arrays. So I'm looking for suggestions on how to model the protocol itself -- at the application level. I'll mostly be transferring XML and DLM type files, as well as control messages for things like "handshake" and "is so-and-so online?" and so forth. Is there anything really stupid in my train of thought? Or anything I should read about before I get started? Stuff like that -- please and thanks.

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  • mod_wsgi -apache configuration file

    - by Kevin
    guys sorry I'm a newbie to this but I've been following the mod_wsgi configuration tutorial and it's very spotty. In my httpd.conf file I add the virtual host like so: 'Main' server configuration # The directives in this section set up the values used by the 'main' server, which responds to any requests that aren't handled by a definition. These values also provide defaults for any containers you may define later in the file. # All of these directives may appear inside containers, in which case these default settings will be overridden for the virtual host being defined. # ServerName wsgihost DocumentRoot "/Library/WebServer/Documents" <Directory "/Library/WebServer/Documents"> Order allow,deny Allow from all </Directory> WSGIScriptAlias /myapp /Users/KL/modwsgi/env/myapp.wsgi <Directory "/Users/KL/modwsgi/env"> <Files myapp.wsgi> Order allow,deny Allow from all </Files> </Directory> Now, when I also added in my local host the following: 127.0.1.1 wsgihost but I can't seem to connect. Am I doing something terribly wrong?

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  • Config nginx for slow connection to avoide corrupted doanlowds

    - by user1850273
    We have a Windows 2003 server that nginx 1.3.8 is running. Our problem is users with slow connction about 10K . Our server is serving our program update files and when they download from our server the downloade file is incompleted or crrupted. (Users can not download file with DL manager and the problem is in IE ) for example in slow connection a file with 25mb , after 2Mb downloaded finish . in high speed connections there is no problem. Also when we redirect these slow connection to other port F.e 50005 with the same config they download will be much better but not good as other servers. Which config we must apply to avoide such these download stops or corrupted downloads in slow connection ? this is our server config : worker_processes 1; events { worker_connections 1024; } http { include mime.types; default_type application/octet-stream; log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent ' '"$http_user_agent"'; access_log logs/access.log main; sendfile off; keepalive_timeout 60; server { listen 80; server_name localhost; location / { root html; deny 127.0.0.3; index index.html index.htm; } } server_tokens off; } Our server use Htaccess password accounting and we can not use IIS on windows , Which soloution you think is better ? IIS with a extention to use apache htaccess ? Or use apache for windows insted of nginx ? Thank You.

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  • Folder Sharing NTFS permissions with Share Permission

    - by Muhammad Adly
    i have a problem on my domain, the history starting from when i had a server with WIN 2008 r2 installed with the following roles installed on it (AD, DNS, DHCP, File). From 1 month i decided to install a new server 2008 r2 server to get (AD, DNS, DHCP) and leave the file server on the old one. i did the following exactly: 1) robocopy all my data on external HDD 2) Install a new server with 2008 r2 3) transfer all 5 roles to transfer the domain to the new server (MainDC) 4) issue (NETLOGON, SYSVOL) not transferred but i decided to reinitialize them again an now they are operating (MainDC) 5) re-create and re-configure a new GPOs and link it to my OUs 6) reinstall Old server operating system with a fresh installation of WIN 2008 R2 (FileServer) 7) join my domain with my domain credentials. the issue when i tried to share folder on \fileserver the permissions that i had set in sharing permissions are applied on the main shared folder and subfolders. the security settings are not applied. i.e. Say i'm sharing \fileserver\MainFolder with sharing permission for Authenticated Users that can read, so every one can read this main shared folder, if i set security permission for \fileserver\MainFolder\User1 that User1 can Read\Write\Modify. User1 can not perform this processes when accessing it from Network Share, i tried alot of steps from topics online get ownership for folder, remove inheritance from parent folder, applying changes for child objects, i tried also to construct a new folder structure but also the same issue, i tried another host PC, also i get the same issue.

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  • What are the ways to build a failover cluster?

    - by light
    I have a task where I need to build a failover cluster in two cases: first with servers on Red Hat Enterprise 5.1 and second with SUSE Linux Enterprise 11 SP1. Both cases have SAN. I know there are many ways to build failover cluster, but I can’t find out more, so I need next: The ways to build it? I know only virtualization. Any good book or resource to broad my mind? I’ll be glad to hear any suggestion. Thanks! EDIT #1: failover of servers with bussiness application on it. EDIT #2: will be great to hear summary about solutions with SLES servers? EDIT #3: So if I understand correctly, in my cases the main ways are to use internal solutions or virtualization. So now I have additional questions: Does manufacturer of blades provide some solution? For example HP or IBM. (Without virtualization) Do I need additional server to control "heartbeat" between main and redundant servers? (Virtualization) For example I have several physical servers with VMs. Do I need additional server to control availability of VMs and to move VMs to another physical server in the case their physical server failure? Sorry for my poor English. EDIT #4: Failover of VM or OS on physical server. In both cases will be used SAN , it's not specified, but I think with file system image on it. I started to think that my question is stupid and I need to remake it.

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  • Can't get running JPA2 with Hibernate and Maven

    - by erlord
    Have been trying the whole day long and googled the ** out of the web ... in vain. You are my last hope: Here's my code: The Entity: package sas.test.model; import javax.persistence.Entity; import javax.persistence.Id; @Entity public class Employee { @Id private int id; private String name; private long salary; public Employee() {} public Employee(int id) { this.id = id; } public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public long getSalary() { return salary; } public void setSalary (long salary) { this.salary = salary; } } The service class: package sas.test.dao; import sas.test.model.Employee; import javax.persistence.*; import java.util.List; public class EmployeeService { protected EntityManager em; public EmployeeService(EntityManager em) { this.em = em; } public Employee createEmployee(int id, String name, long salary) { Employee emp = new Employee(id); emp.setName(name); emp.setSalary(salary); em.persist(emp); return emp; } public void removeEmployee(int id) { Employee emp = findEmployee(id); if (emp != null) { em.remove(emp); } } public Employee raiseEmployeeSalary(int id, long raise) { Employee emp = em.find(Employee.class, id); if (emp != null) { emp.setSalary(emp.getSalary() + raise); } return emp; } public Employee findEmployee(int id) { return em.find(Employee.class, id); } } And the main class: package sas.test.main; import javax.persistence.*; import java.util.List; import sas.test.model.Employee; import sas.test.dao.EmployeeService; public class ExecuteMe { public static void main(String[] args) { EntityManagerFactory emf = Persistence.createEntityManagerFactory("EmployeeService"); EntityManager em = emf.createEntityManager(); EmployeeService service = new EmployeeService(em); // create and persist an employee em.getTransaction().begin(); Employee emp = service.createEmployee(158, "John Doe", 45000); em.getTransaction().commit(); System.out.println("Persisted " + emp); // find a specific employee emp = service.findEmployee(158); System.out.println("Found " + emp); // find all employees // List<Employee> emps = service.findAllEmployees(); // for (Employee e : emps) // System.out.println("Found employee: " + e); // update the employee em.getTransaction().begin(); emp = service.raiseEmployeeSalary(158, 1000); em.getTransaction().commit(); System.out.println("Updated " + emp); // remove an employee em.getTransaction().begin(); service.removeEmployee(158); em.getTransaction().commit(); System.out.println("Removed Employee 158"); // close the EM and EMF when done em.close(); emf.close(); } } Finally my confs. pom.xml: <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>Test_JPA_CRUD</groupId> <artifactId>Test_JPA_CRUD</artifactId> <packaging>jar</packaging> <version>1.0</version> <name>Test_JPA_CRUD</name> <url>http://maven.apache.org</url> <repositories> <repository> <id>maven2-repository.dev.java.net</id> <name>Java.net Repository for Maven</name> <url>http://download.java.net/maven/2/ </url> <layout>default</layout> </repository> <repository> <id>maven.org</id> <name>maven.org Repository</name> <url>http://repo1.maven.org/maven2</url> <releases> <enabled>true</enabled> </releases> <snapshots> <enabled>true</enabled> </snapshots> </repository> </repositories> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.8.1</version> <scope>test</scope> </dependency> <!-- <dependency> <groupId>javax</groupId> <artifactId>javaee-api</artifactId> <version>6.0</version> </dependency> --> <!-- <dependency> <groupId>javax.persistence</groupId> <artifactId>persistence-api</artifactId> <version>1.0</version> </dependency> --> <!-- JPA2 provider --> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-entitymanager</artifactId> <version>3.4.0.GA</version> </dependency> <!-- JDBC driver --> <dependency> <groupId>org.apache.derby</groupId> <artifactId>derby</artifactId> <version>10.5.3.0_1</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>3.3.2.GA</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>ejb3-persistence</artifactId> <version>3.3.2.Beta1</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-annotations</artifactId> <version>3.4.0.GA</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.5.2</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.14</version> </dependency> </dependencies> <build> <plugins> <!-- compile with mvn assembly:assembly --> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-jar-plugin</artifactId> <version>2.2</version> </plugin> <!-- compile with mvn assembly:assembly --> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-assembly-plugin</artifactId> <version>2.2-beta-2</version> <configuration> <descriptorRefs> <descriptorRef>jar-with-dependencies</descriptorRef> </descriptorRefs> <archive> <manifest> <mainClass>sas.test.main.ExecuteMe</mainClass> </manifest> </archive> </configuration> <executions> <execution> <phase>package</phase> </execution> </executions> </plugin> <plugin> <!-- Force UTF-8 & Java-Version 1.6 --> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.6</source> <target>1.6</target> <!--<encoding>utf-8</encoding>--> </configuration> </plugin> </plugins> </build> </project> and the persistence.xml, which, I promise, is in the classpath of the target: <?xml version="1.0" encoding="UTF-8"?> <persistence version="1.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd http://java.sun.com/xml/ns/persistence "> <persistence-unit name="EmployeeService" transaction-type="RESOURCE_LOCAL"> <provider>org.hibernate.ejb.HibernatePersistence</provider> <class>sas.test.model.Employee</class> <properties> <property name="javax.persistence.jdbc.driver" value="org.apache.derby.jdbc.EmbeddedDriver"/> <property name="hibernate.dialect" value="org.hibernate.dialect.DerbyDialect"/> <property name="hibernate.show_sql" value="true"/> <property name="javax.persistence.jdbc.url" value="jdbc:derby:webdb;create=true"/> </properties> </persistence-unit> </persistence> As you may have noticed from some commented code, I tried both, the Hibernate and the J2EE 6 implementation of JPA2.0, however, both failed. The above-mentioned code ends up with following error: log4j:WARN No appenders could be found for logger (org.hibernate.cfg.annotations.Version). log4j:WARN Please initialize the log4j system properly. Exception in thread "main" java.lang.UnsupportedOperationException: The user must supply a JDBC connection at org.hibernate.connection.UserSuppliedConnectionProvider.getConnection(UserSuppliedConnectionProvider.java:54) at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446) at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167) at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142) Any idea what's going wrong? Any "Hello World" maven/JPA2 demo that actually runs? I couldn't get any of those provided by google's search running. Thanx in advance.

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  • strange sqares like hints in Silverlight application?

    - by lina
    Good day! Strange square appears on mouse hover on text boxes, buttons, etc (something like hint) in a silverlight navigation application - how can I remove it? a scrin shot an example .xaml page: <Code:BasePage x:Class="CAP.Views.Main" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" mc:Ignorable="d" xmlns:navigation="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Navigation" xmlns:Code="clr-namespace:CAP.Code" d:DesignWidth="640" d:DesignHeight="480" Title="?????? ??????? ???????? ??? ?????"> <Grid x:Name="LayoutRoot"> <Grid.RowDefinitions> <RowDefinition Height="103*" /> <RowDefinition Height="377*" /> </Grid.RowDefinitions> <Grid.ColumnDefinitions> <ColumnDefinition Width="120*" /> <ColumnDefinition Width="520*" /> </Grid.ColumnDefinitions> <Image Height="85" HorizontalAlignment="Left" Name="image1" Stretch="Fill" VerticalAlignment="Top" Width="84" Margin="12,0,0,0" ImageFailed="image1_ImageFailed" Source="/CAP;component/Images/My-Computer.png" /> <TextBlock Grid.Column="1" Height="Auto" TextWrapping="Wrap" HorizontalAlignment="Left" Margin="0,12,0,0" Name="textBlock1" Text="Good day!" VerticalAlignment="Top" FontFamily="Verdana" FontSize="16" Width="345" FontWeight="Bold" /> <TextBlock Grid.Column="1" Grid.Row="1" TextWrapping="Wrap" Height="299" HorizontalAlignment="Left" Name="textBlock2" VerticalAlignment="Top" FontFamily="Verdana" FontSize="14" Width="441" > <Run Text="Some text "/><LineBreak/><LineBreak/><Run Text="and so on"/> <LineBreak/> </TextBlock> </Grid> xaml.cs: using System; using System.Collections.Generic; using System.Linq; using System.Net; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Shapes; using System.Windows.Navigation; using CAP.Code; namespace CAP.Views { public partial class Main : BasePage { public Main() : base() { InitializeComponent(); MapBuilder.AddToMap(new SiteMapUnit() { Caption = "???????", RelativeUrl = "Main" },true); ((App)Application.Current).Mainpage.tvMainMenu.SelectedItems.Clear(); } // Executes when the user navigates to this page. protected override void OnNavigatedTo(NavigationEventArgs e) { } private void image1_ImageFailed(object sender, ExceptionRoutedEventArgs e) { } protected override string[] NeededPermission() { return new string[0]; } } } MainPage.xaml <UserControl x:Class="CAP.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:Code="clr-namespace:CAP.Code" xmlns:navigation="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Navigation" xmlns:uriMapper="clr-namespace:System.Windows.Navigation;assembly=System.Windows.Controls.Navigation" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:telerik="clr-namespace:Telerik.Windows.Controls;assembly=Telerik.Windows.Controls" xmlns:telerikNavigation="clr-namespace:Telerik.Windows.Controls;assembly=Telerik.Windows.Controls.Navigation" mc:Ignorable="d" Margin="0,0,0,0" Width="auto" Height="auto" xmlns:dataInput="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Data.Input"> <ScrollViewer Width="auto" Height="auto" BorderBrush="White" BorderThickness="0" Margin="0,0,0,0" x:Name="sV" HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto" > <ScrollViewer.Content> <Grid Width="auto" Height="auto" x:Name="LayoutRoot" Style="{StaticResource LayoutRootGridStyle}" Margin="0,0,0,0"> <StackPanel Width="auto" Height="auto" Orientation="Vertical" Margin="250,0,0,50"> <Border x:Name="ContentBorder2" Margin="0,0,0,0" > <!--<navigation:Frame Margin="0,0,0,0" Width="auto" Height="auto" x:Name="AnotherFrame" VerticalAlignment="Top" Style="{StaticResource ContentFrameStyle}" Source="/Views/Menu.xaml" NavigationFailed="ContentFrame_NavigationFailed" JournalOwnership="OwnsJournal" Loaded="AnotherFrame_Loaded"> </navigation:Frame>--> <StackPanel Orientation="Vertical" Height="82" Width="Auto" HorizontalAlignment="Right" Margin="0,0,0,0" DataContext="{Binding}"> <TextBlock HorizontalAlignment="Right" Foreground="White" x:Name="ApplicationNameTextBlock4" Style="{StaticResource ApplicationNameStyle}" FontSize="20" Text="?????? ???????" Margin="20,16,20,0"/> <StackPanel Orientation="Horizontal" HorizontalAlignment="Right"> <Image x:Name="imDoor" Visibility="Collapsed" MouseEnter="imDoor_MouseEnter" MouseLeave="imDoor_MouseLeave" Height="24" Stretch="Fill" Width="25" Margin="10,0,10,0" Source="/CAP;component/Images/sm_white_doors.png" MouseLeftButtonDown="bTest_Click" /> <TextBlock x:Name="bLogout" MouseEnter="bLogout_MouseEnter" MouseLeave="bLogout_MouseLeave" TextDecorations="Underline" Margin="0,6,20,4" Height="23" Text="?????" HorizontalAlignment="Right" Visibility="Collapsed" MouseLeftButtonDown="bTest_Click" FontFamily="Verdana" FontSize="13" FontWeight="Normal" Foreground="#FF1C1C92" /> </StackPanel> </StackPanel> </Border> <Border x:Name="bSiteMap" Margin="0,0,0,0" > <StackPanel x:Name="spSiteMap" Orientation="Horizontal" Height="20" Width="Auto" HorizontalAlignment="Left" Margin="0,0,0,0" DataContext="{Binding}"> <!-- <TextBlock Visibility="Visible" TextDecorations="Underline" Height="23" HorizontalAlignment="Left" x:Name="ar" Text="1" VerticalAlignment="Top" Foreground="Blue" FontFamily="Verdana" FontSize="13" /> <TextBlock Visibility="Visible" Height="23" HorizontalAlignment="Left" x:Name="Map" Text="->" VerticalAlignment="Top" Foreground="Blue" FontFamily="Verdana" FontSize="13" /> <TextBlock Visibility="Visible" TextDecorations="Underline" Height="23" HorizontalAlignment="Left" x:Name="ar1" Text="2" VerticalAlignment="Top" Foreground="Blue" FontFamily="Verdana" FontSize="13" /> <TextBlock Visibility="Visible" Height="23" HorizontalAlignment="Left" x:Name="Map1" Text="->" VerticalAlignment="Top" Foreground="Blue" FontFamily="Verdana" FontSize="13" /> <TextBlock Visibility="Visible" TextDecorations="Underline" Height="23" HorizontalAlignment="Left" x:Name="ar2" Text="3" VerticalAlignment="Top" Foreground="Blue" FontFamily="Verdana" FontSize="13" />--> </StackPanel> </Border> <Border Width="auto" Height="auto" x:Name="ContentBorder" Margin="0,0,0,0" > <navigation:Frame x:Name="ContentFrame" Style="{StaticResource ContentFrameStyle}" Source="Main" Navigated="ContentFrame_Navigated" NavigationFailed="ContentFrame_NavigationFailed" ToolTipService.ToolTip=" " Margin="0,0,0,0"> <navigation:Frame.UriMapper> <uriMapper:UriMapper> <!--Client--> <uriMapper:UriMapping Uri="RegistrateClient" MappedUri="/Views/Client/RegistrateClient.xaml"/> <!--So on--> </uriMapper:UriMapper> </navigation:Frame.UriMapper> </navigation:Frame> </Border> </StackPanel> <Grid x:Name="NavigationGrid" Style="{StaticResource NavigationGridStyle}" Margin="0,0,0,0" Background="{x:Null}" > <StackPanel Orientation="Vertical" Height="Auto" Width="250" HorizontalAlignment="Center" Margin="0,0,0,50" DataContext="{Binding}"> <Image Width="150" Height="90" HorizontalAlignment="Center" VerticalAlignment="Top" Source="/CAP;component/Images/logo__au.png" Margin="0,20,0,70"/> <Border x:Name="BrandingBorder" MinHeight="222" Width="250" Style="{StaticResource BrandingBorderStyle3}" HorizontalAlignment="Center" Opacity="60" Margin="0,0,0,0"> <Border.Background> <ImageBrush ImageSource="/CAP;component/Images/papka.png"/> </Border.Background> <Grid Width="250" x:Name="LichniyCabinet" Margin="0,10,0,0" HorizontalAlignment="Center" Height="211"> <Grid.ColumnDefinitions> <ColumnDefinition Width="19*" /> <ColumnDefinition Width="62*" /> <ColumnDefinition Width="151*" /> <ColumnDefinition Width="18*" /> </Grid.ColumnDefinitions> <Grid.RowDefinitions> <RowDefinition Height="13" /> <RowDefinition Height="24" /> <RowDefinition Height="35" /> <RowDefinition Height="35" /> <RowDefinition Height="43" /> <RowDefinition Height="28" /> <RowDefinition Height="32*" /> </Grid.RowDefinitions> <TextBlock Visibility="Visible" Grid.Row="2" Height="23" HorizontalAlignment="Left" x:Name="tLogin" Text="?????" VerticalAlignment="Top" FontFamily="Verdana" FontSize="13" Foreground="White" Margin="1,0,0,0" Grid.Column="1" /> <TextBlock Visibility="Visible" FontFamily="Verdana" FontSize="13" Foreground="White" Height="23" HorizontalAlignment="Left" x:Name="tPassw" Text="??????" VerticalAlignment="Top" Grid.Row="3" Grid.Column="1" /> <TextBox Visibility="Visible" Grid.Column="2" Grid.Row="2" Height="24" HorizontalAlignment="Left" x:Name="logLogin" VerticalAlignment="Top" Width="150" /> <PasswordBox Visibility="Visible" Code:DefaultButtonService.DefaultButton="{Binding ElementName=bLogin}" PasswordChar="*" Height="24" HorizontalAlignment="Left" x:Name="logPassword" VerticalAlignment="Top" Width="150" Grid.Column="2" Grid.Row="3" /> <Button x:Name="bLogin" MouseEnter="bLogin_MouseEnter" MouseLeave="bLogin_MouseLeave" Visibility="Visible" Content="?????" Grid.Column="2" Grid.Row="4" Click="Button_Click" Height="23" HorizontalAlignment="Left" Margin="81,0,0,0" VerticalAlignment="Top" Width="70" /> <TextBlock MouseLeftButtonDown="ForgotPassword_MouseLeftButtonDown" MouseEnter="ForgotPassword_MouseEnter" MouseLeave="ForgotPassword_MouseLeave" Visibility="Visible" TextDecorations="Underline" Grid.ColumnSpan="2" Grid.Row="4" Height="23" HorizontalAlignment="Left" x:Name="ForgotPassword" Text="?????? ???????" VerticalAlignment="Top" Foreground="White" FontFamily="Verdana" FontSize="13" Grid.Column="1" /> <TextBlock MouseEnter="tbRegistration_MouseEnter" MouseLeave="tbRegistration_MouseLeave" MouseLeftButtonDown="tbRegistration_MouseLeftButtonDown" Grid.Column="2" Grid.Row="6" Height="23" x:Name="tbRegistration" TextDecorations="Underline" Text="???????????" VerticalAlignment="Top" FontFamily="Verdana" FontSize="13" TextAlignment="Center" HorizontalAlignment="Center" Foreground="#FF1C1C92" FontWeight="Normal" Margin="0,0,57,0" /> <TextBlock Cursor="Arrow" Height="23" HorizontalAlignment="Left" Margin="11,-3,0,0" Text="?????? ???????" VerticalAlignment="Top" Grid.ColumnSpan="3" Grid.RowSpan="2" FontFamily="Verdana" FontSize="13" FontWeight="Bold" Foreground="White" /> <Image Visibility="Collapsed" Height="70" x:Name="imUser" Stretch="Fill" Width="70" Grid.ColumnSpan="2" Margin="11,0,0,0" Grid.Row="2" Grid.RowSpan="2" Source="/CAP;component/Images/user2.png" /> <TextBlock x:Name="tbHello" Grid.Column="2" Visibility="Collapsed" Grid.Row="2" Height="auto" TextWrapping="Wrap" HorizontalAlignment="Left" Margin="6,0,0,0" Text="" VerticalAlignment="Top" FontFamily="Verdana" FontSize="13" Foreground="White" Width="145" /> </Grid> </Border> <Border x:Name="MenuBorder" Margin="0,0,0,50" Width="250" Visibility="Collapsed"> <StackPanel x:Name="spMenu" Width="240" HorizontalAlignment="Left"> <telerikNavigation:RadTreeView x:Name="tvMainMenu" Width="240" Selected="TreeView1_Selected" SelectedValuePath="Text" telerik:Theming.Theme="Windows7" FontFamily="Verdana" FontSize="12"/> </StackPanel> </Border> </StackPanel> </Grid> <Border x:Name="FooterBorder" VerticalAlignment="Bottom" Width="auto" Height="76"> <Border.Background> <ImageBrush ImageSource="/CAP;component/Images/footer2.png" /> </Border.Background> <TextBlock x:Name="tbFooter" Height="24" Width="auto" Margin="0,20,0,0" TextAlignment="Center" HorizontalAlignment="Stretch" VerticalAlignment="Center" Foreground="White" FontFamily="Verdana" FontSize="11"> </TextBlock> </Border> </Grid> </ScrollViewer.Content> </ScrollViewer> </UserControl> MainPage.xaml.cs using System; using System.Collections.Generic; using System.Linq; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Navigation; using CAP.Code; using CAP.Registrator; using System.Windows.Input; using System.ComponentModel.DataAnnotations; using System.Windows.Browser; using Telerik.Windows.Controls; using System.Net; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Navigation; using System.Windows.Shapes; namespace CAP { public partial class MainPage { public App Appvars = Application.Current as App; private readonly RegistratorClient registrator; public SiteMapBuilder builder; public MainPage() { InitializeComponent(); sV.SetIsMouseWheelScrollingEnabled(true); builder = new SiteMapBuilder(spSiteMap); try { //working with service } catch { this.ContentFrame.Navigate(new Uri(String.Format("ErrorPage"), UriKind.RelativeOrAbsolute)); } } /// Recursive method to update the correct scrollviewer (if exists) private ScrollViewer CheckParent(FrameworkElement element) { ScrollViewer _result = element as ScrollViewer; if (element != null && _result == null) { FrameworkElement _temp = element.Parent as FrameworkElement; _result = CheckParent(_temp); } return _result; } // If an error occurs during navigation, show an error window private void ContentFrame_NavigationFailed(object sender, NavigationFailedEventArgs e) { e.Handled = true; ChildWindow errorWin = new ErrorWindow(e.Uri); errorWin.Show(); } } }

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  • Error codes for C++

    - by billy
    #include <iostream> #include <iomanip> using namespace std; //Global constant variable declaration const int MaxRows = 8, MaxCols = 10, SEED = 10325; //Functions Declaration void PrintNameHeader(ostream& out); void Fill2DArray(double ary[][MaxCols]); void Print2DArray(const double ary[][MaxCols]); double GetTotal(const double ary[][MaxCols]); double GetAverage(const double ary[][MaxCols]); double GetRowTotal(const double ary[][MaxCols], int theRow); double GetColumnTotal(const double ary[][MaxCols], int theRow); double GetHighestInRow(const double ary[][MaxCols], int theRow); double GetLowestInRow(const double ary[][MaxCols], int theRow); double GetHighestInCol(const double ary[][MaxCols], int theCol); double GetLowestInCol(const double ary[][MaxCols], int theCol); double GetHighest(const double ary[][MaxCols], int& theRow, int& theCol); double GetLowest(const double ary[][MaxCols], int& theRow, int& theCol); int main() { int theRow; int theCol; PrintNameHeader(cout); cout << fixed << showpoint << setprecision(1); srand(static_cast<unsigned int>(SEED)); double ary[MaxRows][MaxCols]; cout << "The seed value for random number generator is: " << SEED << endl; cout << endl; Fill2DArray(ary); Print2DArray(ary); cout << " The Total for all the elements in this array is: " << setw(7) << GetTotal(ary) << endl; cout << "The Average of all the elements in this array is: " << setw(7) << GetAverage(ary) << endl; cout << endl; cout << "The sum of each row is:" << endl; for(int index = 0; index < MaxRows; index++) { cout << "Row " << (index + 1) << ": " << GetRowTotal(ary, theRow) << endl; } cout << "The highest and lowest of each row is: " << endl; for(int index = 0; index < MaxCols; index++) { cout << "Row " << (index + 1) << ": " << GetHighestInRow(ary, theRow) << " " << GetLowestInRow(ary, theRow) << endl; } cout << "The highest and lowest of each column is: " << endl; for(int index = 0; index < MaxCols; index++) { cout << "Col " << (index + 1) << ": " << GetHighestInCol(ary, theRow) << " " << GetLowestInCol(ary, theRow) << endl; } cout << "The highest value in all the elements in this array is: " << endl; cout << GetHighest(ary, theRow, theCol) << "[" << theRow << "]" << "[" << theCol << "]" << endl; cout << "The lowest value in all the elements in this array is: " << endl; cout << GetLowest(ary, theRow, theCol) << "[" << theRow << "]" << "[" << theCol << "]" << endl; return 0; } //Define Functions void PrintNameHeader(ostream& out) { out << "*******************************" << endl; out << "* *" << endl; out << "* C.S M10A Spring 2010 *" << endl; out << "* Programming Assignment 10 *" << endl; out << "* Due Date: Thurs. Mar. 25 *" << endl; out << "*******************************" << endl; out << endl; } void Fill2DArray(double ary[][MaxCols]) { for(int index1 = 0; index1 < MaxRows; index1++) { for(int index2= 0; index2 < MaxCols; index2++) { ary[index1][index2] = (rand()%1000)/10; } } } void Print2DArray(const double ary[][MaxCols]) { cout << " Column "; for(int index = 0; index < MaxCols; index++) { int column = index + 1; cout << " " << column << " "; } cout << endl; cout << " "; for(int index = 0; index < MaxCols; index++) { int column = index +1; cout << "----- "; } cout << endl; for(int index1 = 0; index1 < MaxRows; index1++) { cout << "Row " << (index1 + 1) << ":"; for(int index2= 0; index2 < MaxCols; index2++) { cout << setw(6) << ary[index1][index2]; } } } double GetTotal(const double ary[][MaxCols]) { double total = 0; for(int theRow = 0; theRow < MaxRows; theRow++) { total = total + GetRowTotal(ary, theRow); } return total; } double GetAverage(const double ary[][MaxCols]) { double total = 0, average = 0; total = GetTotal(ary); average = total / (MaxRows * MaxCols); return average; } double GetRowTotal(const double ary[][MaxCols], int theRow) { double sum = 0; for(int index = 0; index < MaxCols; index++) { sum = sum + ary[theRow][index]; } return sum; } double GetColumTotal(const double ary[][MaxCols], int theCol) { double sum = 0; for(int index = 0; index < theCol; index++) { sum = sum + ary[index][theCol]; } return sum; } double GetHighestInRow(const double ary[][MaxCols], int theRow) { double highest = 0; for(int index = 0; index < MaxCols; index++) { if(ary[theRow][index] > highest) highest = ary[theRow][index]; } return highest; } double GetLowestInRow(const double ary[][MaxCols], int theRow) { double lowest = 0; for(int index = 0; index < MaxCols; index++) { if(ary[theRow][index] < lowest) lowest = ary[theRow][index]; } return lowest; } double GetHighestInCol(const double ary[][MaxCols], int theCol) { double highest = 0; for(int index = 0; index < MaxRows; index++) { if(ary[index][theCol] > highest) highest = ary[index][theCol]; } return highest; } double GetLowestInCol(const double ary[][MaxCols], int theCol) { double lowest = 0; for(int index = 0; index < MaxRows; index++) { if(ary[index][theCol] < lowest) lowest = ary[index][theCol]; } return lowest; } double GetHighest(const double ary[][MaxCols], int& theRow, int& theCol) { theRow = 0; theCol = 0; double highest = ary[theRow][theCol]; for(int index = 0; index < MaxRows; index++) { for(int index1 = 0; index1 < MaxCols; index1++) { double highest = 0; if(ary[index1][theCol] > highest) { highest = ary[index][index1]; theRow = index; theCol = index1; } } } return highest; } double Getlowest(const double ary[][MaxCols], int& theRow, int& theCol) { theRow = 0; theCol = 0; double lowest = ary[theRow][theCol]; for(int index = 0; index < MaxRows; index++) { for(int index1 = 0; index1 < MaxCols; index1++) { double lowest = 0; if(ary[index1][theCol] < lowest) { lowest = ary[index][index1]; theRow = index; theCol = index1; } } } return lowest; } . 1>------ Build started: Project: teddy lab 10, Configuration: Debug Win32 ------ 1>Compiling... 1>lab 10.cpp 1>c:\users\owner\documents\visual studio 2008\projects\teddy lab 10\teddy lab 10\ lab 10.cpp(46) : warning C4700: uninitialized local variable 'theRow' used 1>c:\users\owner\documents\visual studio 2008\projects\teddy lab 10\teddy lab 10\ lab 10.cpp(62) : warning C4700: uninitialized local variable 'theCol' used 1>Linking... 1> lab 10.obj : error LNK2028: unresolved token (0A0002E0) "double __cdecl GetLowest(double const (* const)[10],int &,int &)" (?GetLowest@@$$FYANQAY09$$CBNAAH1@Z) referenced in function "int __cdecl main(void)" (?main@@$$HYAHXZ) 1> lab 10.obj : error LNK2019: unresolved external symbol "double __cdecl GetLowest(double const (* const)[10],int &,int &)" (?GetLowest@@$$FYANQAY09$$CBNAAH1@Z) referenced in function "int __cdecl main(void)" (?main@@$$HYAHXZ) 1>C:\Users\owner\Documents\Visual Studio 2008\Projects\ lab 10\Debug\ lab 10.exe : fatal error LNK1120: 2 unresolved externals 1>Build log was saved at "file://c:\Users\owner\Documents\Visual Studio 2008\Projects\ lab 10\teddy lab 10\Debug\BuildLog.htm" 1>teddy lab 10 - 3 error(s), 2 warning(s) ========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========

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  • Problem in creation MDB Queue connection at Jboss StartUp

    - by Amit Ruwali
    I am not able to create a Queue connection in JBOSS4.2.3GA Version & Java1.5, as I am using MDB as per the below details. I am putting this MDB in a jar file(named utsJar.jar) and copied it in deploy folder of JBOSS, In the test env. this MDB works well but in another env. [ env settings and jboss/java ver is same ] it is throwing error at jboss start up [attached below ]. I have searched for this error but couldn't find any solution till now; was there any issue of port confict or something related with configurations ? UTSMessageListner.java @MessageDriven(activationConfig = { @ActivationConfigProperty(propertyName="destinationType", propertyValue="javax.jms.Queue"), @ActivationConfigProperty(propertyName="destination", propertyValue="queue/UTSQueue") }) @TransactionAttribute(TransactionAttributeType.NOT_SUPPORTED) public class UTSMessageListner implements MessageListener { public void onMessage(Message msg) { ObjectMessage objmsg = (ObjectMessage) msg; try { UTSListVO utsMessageListVO = (UTSListVO) objmsg.getObject(); if(utsMessageListVO.getUtsMessageList()!=null) { UtsWebServiceLogger.logMessage("UTSMessageListner:onMessage: SIZE Of UTSMessage List =[" +utsMessageListVO.getUtsMessageList().size() + "]"); UTSDataLayerImpl.getInstance().insertUTSMessage(utsMessageListVO); } else { UtsWebServiceLogger.logMessage("UTSMessageListner:onMessage: Message List is NULL"); } } catch (Exception ex) { UtsWebServiceLogger.logMessage("UTSMessageListner:onMessage: Error Receiving Message"+ExceptionUtility.getStackTrace(ex)); } } } [ I have also attached whole server.log as an attach] /// ///////////////////////////////// Error Trace is Below while starting the server /////////////////////////// 2010-03-12 07:05:40,061 WARN [org.jboss.ejb3.mdb.MessagingContainer] Could not find the queue destination-jndi-name=queue/UTSQueue 2010-03-12 07:05:40,061 WARN [org.jboss.ejb3.mdb.MessagingContainer] destination not found: queue/UTSQueue reason: javax.naming.NameNotFoundException: queue not bound 2010-03-12 07:05:40,061 WARN [org.jboss.ejb3.mdb.MessagingContainer] creating a new temporary destination: queue/UTSQueue 2010-03-12 07:05:40,071 WARN [org.jboss.system.ServiceController] Problem starting service jboss.j2ee:ear=uts.ear,jar=utsJar.jar,name=UTSMessageListner,service=EJB3 java.lang.NullPointerException at org.jboss.mq.server.jmx.DestinationManager.createDestination(DestinationManager.java:336) at org.jboss.mq.server.jmx.DestinationManager.createQueue(DestinationManager.java:293) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.ejb3.JmxClientKernelAbstraction.invoke(JmxClientKernelAbstraction.java:44) at org.jboss.ejb3.jms.DestinationManagerJMSDestinationFactory.createDestination(DestinationManagerJMSDestinationFactory.java:75) at org.jboss.ejb3.mdb.MessagingContainer.createTemporaryDestination(MessagingContainer.java:573) at org.jboss.ejb3.mdb.MessagingContainer.createDestination(MessagingContainer.java:512) at org.jboss.ejb3.mdb.MessagingContainer.innerCreateQueue(MessagingContainer.java:438) at org.jboss.ejb3.mdb.MessagingContainer.jmsCreate(MessagingContainer.java:400) at org.jboss.ejb3.mdb.MessagingContainer.innerStart(MessagingContainer.java:166) at org.jboss.ejb3.mdb.MessagingContainer.start(MessagingContainer.java:152) at org.jboss.ejb3.mdb.MDB.start(MDB.java:126) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.ejb3.ServiceDelegateWrapper.startService(ServiceDelegateWrapper.java:103) at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289) at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245) at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978) at $Proxy0.start(Unknown Source) at org.jboss.system.ServiceController.start(ServiceController.java:417) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy53.start(Unknown Source) at org.jboss.ejb3.JmxKernelAbstraction.install(JmxKernelAbstraction.java:120) at org.jboss.ejb3.Ejb3Deployment.registerEJBContainer(Ejb3Deployment.java:301) at org.jboss.ejb3.Ejb3Deployment.start(Ejb3Deployment.java:362) at org.jboss.ejb3.Ejb3Module.startService(Ejb3Module.java:91) at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289) at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245) at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978) at $Proxy0.start(Unknown Source) at org.jboss.system.ServiceController.start(ServiceController.java:417) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy33.start(Unknown Source) at org.jboss.ejb3.EJB3Deployer.start(EJB3Deployer.java:512) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142) at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:97) at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(InterceptorServiceMBeanSupport.java:238) at org.jboss.wsf.container.jboss42.DeployerInterceptor.start(DeployerInterceptor.java:87) at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.start(SubDeployerInterceptorSupport.java:188) at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterceptor.java:95) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy34.start(Unknown Source) at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025) at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1015) at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819) at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:782) at sun.reflect.GeneratedMethodAccessor20.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy9.deploy(Unknown Source) at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:421) at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:634) at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeploymentScanner.java:263) at org.jboss.deployment.scanner.AbstractDeploymentScanner.startService(AbstractDeploymentScanner.java:336) at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289) at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245) at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978) at $Proxy0.start(Unknown Source) at org.jboss.system.ServiceController.start(ServiceController.java:417) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy4.start(Unknown Source) at org.jboss.deployment.SARDeployer.start(SARDeployer.java:304) at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025) at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819) at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:782) at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:766) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142) at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) at $Proxy5.deploy(Unknown Source) at org.jboss.system.server.ServerImpl.doStart(ServerImpl.java:482) at org.jboss.system.server.ServerImpl.start(ServerImpl.java:362) at org.jboss.Main.boot(Main.java:200) at org.jboss.Main$1.run(Main.java:508) at java.lang.Thread.run(Thread.java:595)

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  • JavaNullPointerException/Layout Error when working with lists and ListView on Android

    - by psyhclo
    Hey, I'm trying to implement a ListView on Android, which will print the data retrieved from the SQLite Database. So I want to retrieve a lot of columns from the table and add this to a list, so I will print this list as a ListView. For this I created a method that will select all the columns from the table in a separate class, and I will print the ListView in a ListActivity. I want to retrieve 6 columns of the table, which is represented by the ids 2, 4, 5, 6, 7, 9. But it shows a lot of errors: 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): FATAL EXCEPTION: main 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): java.lang.NullPointerException 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:355) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ArrayAdapter.getView(ArrayAdapter.java:323) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.AbsListView.obtainView(AbsListView.java:1418) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ListView.makeAndAddView(ListView.java:1745) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ListView.fillDown(ListView.java:670) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ListView.fillFromTop(ListView.java:727) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.ListView.layoutChildren(ListView.java:1598) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.AbsListView.onLayout(AbsListView.java:1248) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1254) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1130) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.onLayout(LinearLayout.java:1047) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1254) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1130) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.LinearLayout.onLayout(LinearLayout.java:1047) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.widget.FrameLayout.onLayout(FrameLayout.java:338) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.View.layout(View.java:7175) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.ViewRoot.performTraversals(ViewRoot.java:1140) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.view.ViewRoot.handleMessage(ViewRoot.java:1859) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.os.Handler.dispatchMessage(Handler.java:99) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.os.Looper.loop(Looper.java:123) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at android.app.ActivityThread.main(ActivityThread.java:3647) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at java.lang.reflect.Method.invokeNative(Native Method) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at java.lang.reflect.Method.invoke(Method.java:507) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597) 12-24 19:19:04.066: ERROR/AndroidRuntime(22630): at dalvik.system.NativeStart.main(Native Method) Here is the code of the method that select the data. public List<String> selectAll() { List<String> list1 = new ArrayList<String>(); List<String> list2 = new ArrayList<String>(); List<String> list3 = new ArrayList<String>(); List<String> list4 = new ArrayList<String>(); List<String> list5 = new ArrayList<String>(); List<String> list6 = new ArrayList<String>(); Cursor cursor = this.db.query(TABLE_NAME, null, null, null, null, null, "duration desc"); if (cursor.moveToFirst()) { do { list1.add(cursor.getString(2)); list2.add(cursor.getString(4)); list3.add(cursor.getString(5)); list4.add(cursor.getString(6)); list5.add(cursor.getString(7)); list6.add(cursor.getString(9)); list1.addAll(list2); list1.addAll(list3); list1.addAll(list4); list1.addAll(list5); list1.addAll(list6); } while (cursor.moveToNext()); Log.i(TAG, "After cursor.moveToNext()"); } if (cursor != null && !cursor.isClosed()) { cursor.close(); } Log.i(TAG, "Before selectAll returnment"); return list1; } And here is the code of the ListActivity class: public class RatedCalls extends ListActivity { private static final String LOG_TAG = "RatedCallsActivity"; private CallDataHelper cdh; StringBuilder sb = new StringBuilder(); OpenHelper openHelper = new OpenHelper(RatedCalls.this); @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Log.i(LOG_TAG, "calling from onCreate()"); cdh = new CallDataHelper(this); Log.i(LOG_TAG, "--->>> before calling the service"); startService(new Intent(this, RatedCallsService.class)); Log.i(LOG_TAG, "Service called."); Log.i(LOG_TAG, "--->>> after calling the service"); fillList(); } public void fillList() { List<String> ratedCalls = this.cdh.selectAll(); setListAdapter(new ArrayAdapter<String>(this, R.layout.listitem, ratedCalls)); ListView lv = getListView(); lv.setTextFilterEnabled(true); lv.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> parent, View view, int position, long id) { // When clicked, show a toast with the TextView text Toast.makeText(getApplicationContext(), ((TextView) view).getText(), Toast.LENGTH_SHORT).show(); } }); } }

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  • Problem with JOGL and Framebuffer Render-to-texture: Invalid Framebuffer Operation Error

    - by quadelirus
    Okay, so I am trying to render a scene to a small 32x32 texture and ran into problems. I get an "invalid framebuffer operation" error when I try to actually draw anything to the texture. I have simplified the code below so that it simply tries to render a quad to a texture and then bind that quad as a texture for another quad that is rendered to the screen. So my question is this... where is the error? This is using JOGL 1.1.1. The error occurs at Checkpoint2 in the code. import java.awt.event.*; import javax.media.opengl.*; import javax.media.opengl.glu.*; import javax.swing.JFrame; import java.nio.*; public class Main extends JFrame implements GLEventListener, KeyListener, MouseListener, MouseMotionListener, ActionListener{ /* GL related variables */ private final GLCanvas canvas; private GL gl; private GLU glu; private int winW = 600, winH = 600; private int texRender_FBO; private int texRender_RB; private int texRender_32x32; public static void main(String args[]) { new Main(); } /* creates OpenGL window */ public Main() { super("Problem Child"); canvas = new GLCanvas(); canvas.addGLEventListener(this); canvas.addKeyListener(this); canvas.addMouseListener(this); canvas.addMouseMotionListener(this); getContentPane().add(canvas); setSize(winW, winH); setLocationRelativeTo(null); setDefaultCloseOperation(EXIT_ON_CLOSE); setVisible(true); canvas.requestFocus(); } /* gl display function */ public void display(GLAutoDrawable drawable) { gl.glBindFramebufferEXT(GL.GL_FRAMEBUFFER_EXT, this.texRender_FBO); gl.glPushAttrib(GL.GL_VIEWPORT_BIT); gl.glViewport(0, 0, 32, 32); gl.glClearColor(1.f, 0.f, 0.f, 1.f); System.out.print("Checkpoint1: "); outputError(); gl.glBegin(GL.GL_QUADS); { //gl.glTexCoord2f(0.0f, 0.0f); gl.glColor3f(1.f, 0.f, 0.f); gl.glVertex3f(0.0f, 1.0f, 1.0f); //gl.glTexCoord2f(1.0f, 0.0f); gl.glColor3f(1.f, 1.f, 0.f); gl.glVertex3f(1.0f, 1.0f, 1.0f); //gl.glTexCoord2f(1.0f, 1.0f); gl.glColor3f(1.f, 1.f, 1.f); gl.glVertex3f(1.0f, 0.0f, 1.0f); //gl.glTexCoord2f(0.0f, 1.0f); gl.glColor3f(1.f, 0.f, 1.f); gl.glVertex3f(0.0f, 0.0f, 1.0f); } gl.glEnd(); System.out.print("Checkpoint2: "); outputError(); //Here I get an invalid framebuffer operation gl.glPopAttrib(); gl.glBindFramebufferEXT(GL.GL_FRAMEBUFFER_EXT, 0); gl.glClearColor(0.f, 0.f, 0.f, 1.f); gl.glClear(GL.GL_COLOR_BUFFER_BIT); gl.glColor3f(1.f, 1.f, 1.f); gl.glBindTexture(GL.GL_TEXTURE_1D, this.texRender_32x32); gl.glBegin(GL.GL_QUADS); { gl.glTexCoord2f(0.0f, 0.0f); //gl.glColor3f(1.f, 0.f, 0.f); gl.glVertex3f(0.0f, 1.0f, 1.0f); gl.glTexCoord2f(1.0f, 0.0f); //gl.glColor3f(1.f, 1.f, 0.f); gl.glVertex3f(1.0f, 1.0f, 1.0f); gl.glTexCoord2f(1.0f, 1.0f); //gl.glColor3f(1.f, 1.f, 1.f); gl.glVertex3f(1.0f, 0.0f, 1.0f); gl.glTexCoord2f(0.0f, 1.0f); //gl.glColor3f(1.f, 0.f, 1.f); gl.glVertex3f(0.0f, 0.0f, 1.0f); } gl.glEnd(); } /* initialize GL */ public void init(GLAutoDrawable drawable) { gl = drawable.getGL(); glu = new GLU(); gl.glClearColor(.3f, .3f, .3f, 1f); gl.glClearDepth(1.0f); gl.glMatrixMode(GL.GL_PROJECTION); gl.glLoadIdentity(); gl.glOrtho(0, 1, 0, 1, -10, 10); gl.glMatrixMode(GL.GL_MODELVIEW); //Set up the 32x32 texture this.texRender_FBO = genFBO(gl); gl.glBindFramebufferEXT(GL.GL_FRAMEBUFFER_EXT, this.texRender_FBO); this.texRender_32x32 = genTexture(gl); gl.glBindTexture(GL.GL_TEXTURE_2D, this.texRender_32x32); gl.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGB_FLOAT32_ATI, 32, 32, 0, GL.GL_RGB, GL.GL_FLOAT, null); gl.glFramebufferTexture2DEXT(GL.GL_FRAMEBUFFER_EXT, GL.GL_COLOR_ATTACHMENT0_EXT, GL.GL_TEXTURE_2D, this.texRender_32x32, 0); //gl.glDrawBuffer(GL.GL_COLOR_ATTACHMENT0_EXT); this.texRender_RB = genRB(gl); gl.glBindRenderbufferEXT(GL.GL_RENDERBUFFER_EXT, this.texRender_RB); gl.glRenderbufferStorageEXT(GL.GL_RENDERBUFFER_EXT, GL.GL_DEPTH_COMPONENT24, 32, 32); gl.glFramebufferRenderbufferEXT(GL.GL_FRAMEBUFFER_EXT, GL.GL_DEPTH_ATTACHMENT_EXT, GL.GL_RENDERBUFFER_EXT, this.texRender_RB); gl.glBindFramebufferEXT(GL.GL_FRAMEBUFFER_EXT, 0); gl.glBindRenderbufferEXT(GL.GL_RENDERBUFFER_EXT, 0); outputError(); } private void outputError() { int c; if ((c = gl.glGetError()) != GL.GL_NO_ERROR) System.out.println(glu.gluErrorString(c)); } private int genRB(GL gl) { int[] array = new int[1]; IntBuffer ib = IntBuffer.wrap(array); gl.glGenRenderbuffersEXT(1, ib); return ib.get(0); } private int genFBO(GL gl) { int[] array = new int[1]; IntBuffer ib = IntBuffer.wrap(array); gl.glGenFramebuffersEXT(1, ib); return ib.get(0); } private int genTexture(GL gl) { final int[] tmp = new int[1]; gl.glGenTextures(1, tmp, 0); return tmp[0]; } /* mouse and keyboard callback functions */ public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { winW = width; winH = height; gl.glViewport(0, 0, width, height); } //Sorry about these, I just had to delete massive amounts of code to boil this thing down and these are hangers-on public void mousePressed(MouseEvent e) {} public void mouseDragged(MouseEvent e) {} public void mouseReleased(MouseEvent e) {} public void keyPressed(KeyEvent e) {} public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { } public void keyTyped(KeyEvent e) { } public void keyReleased(KeyEvent e) { } public void mouseMoved(MouseEvent e) { } public void actionPerformed(ActionEvent e) { } public void mouseClicked(MouseEvent e) { } public void mouseEntered(MouseEvent e) { } public void mouseExited(MouseEvent e) { } }

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  • Webview crash with Garbage Collector ON

    - by user273666
    Hi, I have a very specific web page that causes webview to crash with the Garnage Collector ON (does not crash when OFF). Easy to reproduce: create a document base application, drop a webview, and have the following line (button perhaps). - (void)connectSearch:(id)sender { [[webView mainFrame] loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"http://apple.com"]]]; } I guess this scenario is only valid while Apple advertises their new iPad. At the bottom of the page there is two video you can watch. Click on the one on the right. When it is playing, click on the Close button (link) top left - which sends #SwapViewPreviousSelection - and that's it, it crashes. I'm just learning about the garbage collector but I suspect something is collected that should not. Any idea what can prevent the crash, other than turning off the garbage collector? Thank you. Here is what I get: Identifier: com.yourcompany.wb Version: 1.0 (1) Code Type: X86-64 (Native) Parent Process: launchd [163] Date/Time: 2010-02-15 12:26:31.069 -0500 OS Version: Mac OS X 10.6.2 (10C540) Report Version: 6 Interval Since Last Report: 432447 sec Crashes Since Last Report: 7 Per-App Interval Since Last Report: 2938 sec Per-App Crashes Since Last Report: 5 Anonymous UUID: CC123A77-1407-444A-9081-8A2B7C15C2B6 Exception Type: EXC_BREAKPOINT (SIGTRAP) Exception Codes: 0x0000000000000002, 0x0000000000000000 Crashed Thread: 0 Dispatch queue: com.apple.main-thread Application Specific Information: objc[70635]: garbage collection is ON Thread 0 Crashed: Dispatch queue: com.apple.main-thread 0 com.apple.CoreFoundation 0x00007fff82e0a788 CFRetain + 200 1 com.apple.QuartzCore 0x00007fff81677a98 -[CALayer setSublayers:] + 486 2 com.apple.WebCore 0x00007fff87c792a1 WebCore::GraphicsLayerCA::updateSublayerList() + 433 3 com.apple.WebCore 0x00007fff87c7ebd8 WebCore::GraphicsLayerCA::commitLayerChanges() + 840 4 com.apple.WebCore 0x00007fff87c7ed05 WebCore::GraphicsLayerCA::recursiveCommitChanges() + 21 5 com.apple.WebCore 0x00007fff87c7ed31 WebCore::GraphicsLayerCA::recursiveCommitChanges() + 65 6 com.apple.WebCore 0x00007fff87705296 WebCore::FrameView::paintContents(WebCore::GraphicsContext*, WebCore::IntRect const&) + 390 7 com.apple.WebKit 0x00007fff81b3d205 -[WebFrame(WebInternal) _drawRect:contentsOnly:] + 149 8 com.apple.WebKit 0x00007fff81b3ce77 -[WebHTMLView drawSingleRect:] + 455 9 com.apple.WebKit 0x00007fff81b3cc16 -[WebHTMLView drawRect:] + 566 10 com.apple.AppKit 0x00007fff8597b05e -[NSView _drawRect:clip:] + 3566 11 com.apple.AppKit 0x00007fff85978834 -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 2112 12 com.apple.WebKit 0x00007fff81b3dd6b -[WebHTMLView(WebPrivate) _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 299 13 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 14 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 15 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 16 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 17 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 18 com.apple.AppKit 0x00007fff859791bf -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 4555 19 com.apple.AppKit 0x00007fff85977e17 -[NSThemeFrame _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 254 20 com.apple.AppKit 0x00007fff859746bf -[NSView _displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] + 2683 21 com.apple.AppKit 0x00007fff858edf37 -[NSView displayIfNeeded] + 969 22 com.apple.AppKit 0x00007fff858e8dde _handleWindowNeedsDisplay + 678 23 com.apple.CoreFoundation 0x00007fff82e74427 __CFRunLoopDoObservers + 519 24 com.apple.CoreFoundation 0x00007fff82e502d4 __CFRunLoopRun + 468 25 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 26 com.apple.HIToolbox 0x00007fff88192a4e RunCurrentEventLoopInMode + 333 27 com.apple.HIToolbox 0x00007fff881927b1 ReceiveNextEventCommon + 148 28 com.apple.HIToolbox 0x00007fff8819270c BlockUntilNextEventMatchingListInMode + 59 29 com.apple.AppKit 0x00007fff858be1f2 _DPSNextEvent + 708 30 com.apple.AppKit 0x00007fff858bdb41 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 155 31 com.apple.AppKit 0x00007fff85883747 -[NSApplication run] + 395 32 com.apple.AppKit 0x00007fff8587c468 NSApplicationMain + 364 33 com.yourcompany.wb 0x0000000100001c86 main + 33 (main.m:14) 34 com.yourcompany.wb 0x0000000100001a44 start + 52 Thread 1: Dispatch queue: com.apple.libdispatch-manager 0 libSystem.B.dylib 0x00007fff8874bbba kevent + 10 1 libSystem.B.dylib 0x00007fff8874da85 _dispatch_mgr_invoke + 154 2 libSystem.B.dylib 0x00007fff8874d75c _dispatch_queue_invoke + 185 3 libSystem.B.dylib 0x00007fff8874d286 _dispatch_worker_thread2 + 244 4 libSystem.B.dylib 0x00007fff8874cbb8 _pthread_wqthread + 353 5 libSystem.B.dylib 0x00007fff8874ca55 start_wqthread + 13 Thread 2: JavaScriptCore: FastMalloc scavenger 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.JavaScriptCore 0x00007fff80ae62b3 WTF::TCMalloc_PageHeap::scavengerThread() + 515 3 com.apple.JavaScriptCore 0x00007fff80ae62f9 WTF::TCMalloc_PageHeap::runScavengerThread(void*) + 9 4 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 5 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 3: 0 libSystem.B.dylib 0x00007fff8874c9da __workq_kernreturn + 10 1 libSystem.B.dylib 0x00007fff8874cdec _pthread_wqthread + 917 2 libSystem.B.dylib 0x00007fff8874ca55 start_wqthread + 13 Thread 4: 0 libSystem.B.dylib 0x00007fff88732e3a mach_msg_trap + 10 1 libSystem.B.dylib 0x00007fff887334ad mach_msg + 59 2 com.apple.CoreFoundation 0x00007fff82e507a2 __CFRunLoopRun + 1698 3 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 4 com.apple.Foundation 0x00007fff800de4cf +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:] + 297 5 com.apple.Foundation 0x00007fff8005ee99 __NSThread__main__ + 1429 6 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 7 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 5: 0 libSystem.B.dylib 0x00007fff887769e2 select$DARWIN_EXTSN + 10 1 com.apple.CoreFoundation 0x00007fff82e72242 __CFSocketManager + 818 2 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 3 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 6: 0 libSystem.B.dylib 0x00007fff8874c9da __workq_kernreturn + 10 1 libSystem.B.dylib 0x00007fff8874cdec _pthread_wqthread + 917 2 libSystem.B.dylib 0x00007fff8874ca55 start_wqthread + 13 Thread 7: 0 libSystem.B.dylib 0x00007fff8873d426 read + 10 1 com.apple.CoreFoundation 0x00007fff82eb1ae0 __CFSocketRead + 544 2 com.apple.CFNetwork 0x00007fff88bba667 __CFSocketReadWithError(__CFSocket*, unsigned char*, long, CFStreamError*) + 35 3 com.apple.CFNetwork 0x00007fff88bba397 SocketStream::read(__CFReadStream*, unsigned char*, long, CFStreamError*, unsigned char*) + 699 4 com.apple.CoreFoundation 0x00007fff82e3ffac CFReadStreamRead + 540 5 com.apple.CFNetwork 0x00007fff88bd3dc1 HTTPReadFilter::doPlainRead(unsigned char*, long, CFStreamError*, unsigned char*) + 307 6 com.apple.CFNetwork 0x00007fff88bd3c59 HTTPReadFilter::streamRead(__CFReadStream*, unsigned char*, long, CFStreamError*, unsigned char*) + 469 7 com.apple.CoreFoundation 0x00007fff82e3ffac CFReadStreamRead + 540 8 com.apple.CFNetwork 0x00007fff88bd39e6 HTTPNetStreamInfo::streamRead(__CFReadStream*, unsigned char*, long, CFStreamError*, unsigned char*) + 562 9 com.apple.CoreFoundation 0x00007fff82e3ffac CFReadStreamRead + 540 10 com.apple.CFNetwork 0x00007fff88c23892 HTTPReadStream::streamRead(__CFReadStream*, unsigned char*, long, CFStreamError*, unsigned char*) + 82 11 com.apple.CoreFoundation 0x00007fff82e3ffac CFReadStreamRead + 540 12 com.apple.MediaToolbox 0x00007fff86b59a6f FigCFHTTPReadResponse + 855 13 com.apple.CoreFoundation 0x00007fff82eb1503 _signalEventSync + 115 14 com.apple.CoreFoundation 0x00007fff82eb1474 _cfstream_solo_signalEventSync + 116 15 com.apple.CFNetwork 0x00007fff88c228fd HTTPReadStream::streamEvent(unsigned long) + 163 16 com.apple.CoreFoundation 0x00007fff82eb1503 _signalEventSync + 115 17 com.apple.CoreFoundation 0x00007fff82eb1474 _cfstream_solo_signalEventSync + 116 18 com.apple.CoreFoundation 0x00007fff82e52271 __CFRunLoopDoSources0 + 1361 19 com.apple.CoreFoundation 0x00007fff82e50469 __CFRunLoopRun + 873 20 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 21 com.apple.CoreFoundation 0x00007fff82e4f9b6 CFRunLoopRun + 70 22 com.apple.CoreMedia 0x00007fff803d4702 FigThreadGlobalNetworkBufferingRunloop + 119 23 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 24 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 8: 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.CoreMedia 0x00007fff803d5947 WaitOnCondition + 14 3 com.apple.CoreMedia 0x00007fff803d5b13 FigSemaphoreWaitRelative + 167 4 com.apple.MediaToolbox 0x00007fff86aee8c7 FigAIORequestThread + 398 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 9: 0 libSystem.B.dylib 0x00007fff8874c9da __workq_kernreturn + 10 1 libSystem.B.dylib 0x00007fff8874cdec _pthread_wqthread + 917 2 libSystem.B.dylib 0x00007fff8874ca55 start_wqthread + 13 Thread 10: 0 libSystem.B.dylib 0x00007fff88732e3a mach_msg_trap + 10 1 libSystem.B.dylib 0x00007fff887334ad mach_msg + 59 2 com.apple.CoreFoundation 0x00007fff82e507a2 __CFRunLoopRun + 1698 3 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 4 com.apple.CoreFoundation 0x00007fff82e4f9b6 CFRunLoopRun + 70 5 com.apple.QTKit 0x00007fff830d0c49 QTFigVisualContextImageProviderWorkThread + 342 6 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 7 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 11: 0 libSystem.B.dylib 0x00007fff88732e3a mach_msg_trap + 10 1 libSystem.B.dylib 0x00007fff887334ad mach_msg + 59 2 com.apple.CoreFoundation 0x00007fff82e507a2 __CFRunLoopRun + 1698 3 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 4 ....audio.toolbox.AudioToolbox 0x00007fff8416267a GenericRunLoopThread::RunLoop() + 42 5 ....audio.toolbox.AudioToolbox 0x00007fff841629f0 GenericRunLoopThread::Run() + 140 6 ....audio.toolbox.AudioToolbox 0x00007fff8412ded5 CAPThread::Entry(CAPThread*) + 67 7 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 8 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 12: 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.CoreMedia 0x00007fff803d5947 WaitOnCondition + 14 3 com.apple.CoreMedia 0x00007fff803d5b13 FigSemaphoreWaitRelative + 167 4 com.apple.MediaToolbox 0x00007fff86afd4dd faq_EnqueueSourceDataThread + 44 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 13: 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.CoreMedia 0x00007fff803d5947 WaitOnCondition + 14 3 com.apple.CoreMedia 0x00007fff803d5b13 FigSemaphoreWaitRelative + 167 4 com.apple.MediaToolbox 0x00007fff86b9b03b activitySchedulerOnThread + 69 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 14: 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.CoreMedia 0x00007fff803d5947 WaitOnCondition + 14 3 com.apple.CoreMedia 0x00007fff803d5b13 FigSemaphoreWaitRelative + 167 4 com.apple.MediaToolbox 0x00007fff86b26d49 audioMentorThread + 6000 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 15: 0 libSystem.B.dylib 0x00007fff8876d9ee __semwait_signal + 10 1 libSystem.B.dylib 0x00007fff887717f1 _pthread_cond_wait + 1286 2 com.apple.CoreMedia 0x00007fff803d5947 WaitOnCondition + 14 3 com.apple.CoreMedia 0x00007fff803d5b13 FigSemaphoreWaitRelative + 167 4 com.apple.MediaToolbox 0x00007fff86b3003a videoMentorThread + 5700 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 16: 0 libSystem.B.dylib 0x00007fff88732e3a mach_msg_trap + 10 1 libSystem.B.dylib 0x00007fff887334ad mach_msg + 59 2 com.apple.CoreFoundation 0x00007fff82e507a2 __CFRunLoopRun + 1698 3 com.apple.CoreFoundation 0x00007fff82e4fc2f CFRunLoopRunSpecific + 575 4 com.apple.CoreFoundation 0x00007fff82e4f9b6 CFRunLoopRun + 70 5 com.apple.QTKit 0x00007fff830cfad4 QTCALayerRendererPendingQWorkLoop + 534 6 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 7 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 17: 0 libSystem.B.dylib 0x00007fff88732e76 semaphore_wait_trap + 10 1 com.apple.VideoToolbox 0x00007fff80487f25 JVTLib_100988 + 11 2 com.apple.VideoToolbox 0x00007fff804d61d8 JVTLib_101021(void*) + 60 3 com.apple.VideoToolbox 0x00007fff804882f4 JVTLib_100971 + 552 4 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 5 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 18: 0 libSystem.B.dylib 0x00007fff88732e76 semaphore_wait_trap + 10 1 com.apple.VideoToolbox 0x00007fff80487f25 JVTLib_100988 + 11 2 com.apple.VideoToolbox 0x00007fff804d61d8 JVTLib_101021(void*) + 60 3 com.apple.VideoToolbox 0x00007fff804882f4 JVTLib_100971 + 552 4 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 5 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 19: 0 libSystem.B.dylib 0x00007fff88732e9a semaphore_timedwait_signal_trap + 10 1 libSystem.B.dylib 0x00007fff887716e2 _pthread_cond_wait + 1015 2 com.apple.CoreVideo 0x00007fff83d2988c CVDisplayLink::waitUntil(unsigned long long) + 252 3 com.apple.CoreVideo 0x00007fff83d28d91 CVDisplayLink::runIOThread() + 619 4 com.apple.CoreVideo 0x00007fff83d28aeb startIOThread(void*) + 139 5 libSystem.B.dylib 0x00007fff8876bf8e _pthread_start + 331 6 libSystem.B.dylib 0x00007fff8876be41 thread_start + 13 Thread 0 crashed with X86 Thread State (64-bit): rax: 0x0000000000000000 rbx: 0x0000000000000000 rcx: 0x0000000000000000 rdx: 0x0000000000000018 rdi: 0x0000000000000000 rsi: 0x000000020070f7d8 rbp: 0x00007fff5fbfbcf0 rsp: 0x00007fff5fbfbce0 r8: 0x00000001010e48d0 r9: 0x000000000000f740 r10: 0x00000001010e42f0 r11: 0x00007fff87d9ca50 r12: 0x0000000101238600 r13: 0x0000000000000000 r14: 0x000000020070f7c0 r15: 0x0000000000000000 rip: 0x00007fff82e0a788 rfl: 0x0000000000000246 cr2: 0x00007fff702c13c8

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  • What is the fastest cyclic synchronization in Java (ExecutorService vs. CyclicBarrier vs. X)?

    - by Alex Dunlop
    Which Java synchronization construct is likely to provide the best performance for a concurrent, iterative processing scenario with a fixed number of threads like the one outlined below? After experimenting on my own for a while (using ExecutorService and CyclicBarrier) and being somewhat surprised by the results, I would be grateful for some expert advice and maybe some new ideas. Existing questions here do not seem to focus primarily on performance, hence this new one. Thanks in advance! The core of the app is a simple iterative data processing algorithm, parallelized to the spread the computational load across 8 cores on a Mac Pro, running OS X 10.6 and Java 1.6.0_07. The data to be processed is split into 8 blocks and each block is fed to a Runnable to be executed by one of a fixed number of threads. Parallelizing the algorithm was fairly straightforward, and it functionally works as desired, but its performance is not yet what I think it could be. The app seems to spend a lot of time in system calls synchronizing, so after some profiling I wonder whether I selected the most appropriate synchronization mechanism(s). A key requirement of the algorithm is that it needs to proceed in stages, so the threads need to sync up at the end of each stage. The main thread prepares the work (very low overhead), passes it to the threads, lets them work on it, then proceeds when all threads are done, rearranges the work (again very low overhead) and repeats the cycle. The machine is dedicated to this task, Garbage Collection is minimized by using per-thread pools of pre-allocated items, and the number of threads can be fixed (no incoming requests or the like, just one thread per CPU core). V1 - ExecutorService My first implementation used an ExecutorService with 8 worker threads. The program creates 8 tasks holding the work and then lets them work on it, roughly like this: // create one thread per CPU executorService = Executors.newFixedThreadPool( 8 ); ... // now process data in cycles while( ...) { // package data into 8 work items ... // create one Callable task per work item ... // submit the Callables to the worker threads executorService.invokeAll( taskList ); } This works well functionally (it does what it should), and for very large work items indeed all 8 CPUs become highly loaded, as much as the processing algorithm would be expected to allow (some work items will finish faster than others, then idle). However, as the work items become smaller (and this is not really under the program's control), the user CPU load shrinks dramatically: blocksize | system | user | cycles/sec 256k 1.8% 85% 1.30 64k 2.5% 77% 5.6 16k 4% 64% 22.5 4096 8% 56% 86 1024 13% 38% 227 256 17% 19% 420 64 19% 17% 948 16 19% 13% 1626 Legend: - block size = size of the work item (= computational steps) - system = system load, as shown in OS X Activity Monitor (red bar) - user = user load, as shown in OS X Activity Monitor (green bar) - cycles/sec = iterations through the main while loop, more is better The primary area of concern here is the high percentage of time spent in the system, which appears to be driven by thread synchronization calls. As expected, for smaller work items, ExecutorService.invokeAll() will require relatively more effort to sync up the threads versus the amount of work being performed in each thread. But since ExecutorService is more generic than it would need to be for this use case (it can queue tasks for threads if there are more tasks than cores), I though maybe there would be a leaner synchronization construct. V2 - CyclicBarrier The next implementation used a CyclicBarrier to sync up the threads before receiving work and after completing it, roughly as follows: main() { // create the barrier barrier = new CyclicBarrier( 8 + 1 ); // create Runable for thread, tell it about the barrier Runnable task = new WorkerThreadRunnable( barrier ); // start the threads for( int i = 0; i < 8; i++ ) { // create one thread per core new Thread( task ).start(); } while( ... ) { // tell threads about the work ... // N threads + this will call await(), then system proceeds barrier.await(); // ... now worker threads work on the work... // wait for worker threads to finish barrier.await(); } } class WorkerThreadRunnable implements Runnable { CyclicBarrier barrier; WorkerThreadRunnable( CyclicBarrier barrier ) { this.barrier = barrier; } public void run() { while( true ) { // wait for work barrier.await(); // do the work ... // wait for everyone else to finish barrier.await(); } } } Again, this works well functionally (it does what it should), and for very large work items indeed all 8 CPUs become highly loaded, as before. However, as the work items become smaller, the load still shrinks dramatically: blocksize | system | user | cycles/sec 256k 1.9% 85% 1.30 64k 2.7% 78% 6.1 16k 5.5% 52% 25 4096 9% 29% 64 1024 11% 15% 117 256 12% 8% 169 64 12% 6.5% 285 16 12% 6% 377 For large work items, synchronization is negligible and the performance is identical to V1. But unexpectedly, the results of the (highly specialized) CyclicBarrier seem MUCH WORSE than those for the (generic) ExecutorService: throughput (cycles/sec) is only about 1/4th of V1. A preliminary conclusion would be that even though this seems to be the advertised ideal use case for CyclicBarrier, it performs much worse than the generic ExecutorService. V3 - Wait/Notify + CyclicBarrier It seemed worth a try to replace the first cyclic barrier await() with a simple wait/notify mechanism: main() { // create the barrier // create Runable for thread, tell it about the barrier // start the threads while( ... ) { // tell threads about the work // for each: workerThreadRunnable.setWorkItem( ... ); // ... now worker threads work on the work... // wait for worker threads to finish barrier.await(); } } class WorkerThreadRunnable implements Runnable { CyclicBarrier barrier; @NotNull volatile private Callable<Integer> workItem; WorkerThreadRunnable( CyclicBarrier barrier ) { this.barrier = barrier; this.workItem = NO_WORK; } final protected void setWorkItem( @NotNull final Callable<Integer> callable ) { synchronized( this ) { workItem = callable; notify(); } } public void run() { while( true ) { // wait for work while( true ) { synchronized( this ) { if( workItem != NO_WORK ) break; try { wait(); } catch( InterruptedException e ) { e.printStackTrace(); } } } // do the work ... // wait for everyone else to finish barrier.await(); } } } Again, this works well functionally (it does what it should). blocksize | system | user | cycles/sec 256k 1.9% 85% 1.30 64k 2.4% 80% 6.3 16k 4.6% 60% 30.1 4096 8.6% 41% 98.5 1024 12% 23% 202 256 14% 11.6% 299 64 14% 10.0% 518 16 14.8% 8.7% 679 The throughput for small work items is still much worse than that of the ExecutorService, but about 2x that of the CyclicBarrier. Eliminating one CyclicBarrier eliminates half of the gap. V4 - Busy wait instead of wait/notify Since this app is the primary one running on the system and the cores idle anyway if they're not busy with a work item, why not try a busy wait for work items in each thread, even if that spins the CPU needlessly. The worker thread code changes as follows: class WorkerThreadRunnable implements Runnable { // as before final protected void setWorkItem( @NotNull final Callable<Integer> callable ) { workItem = callable; } public void run() { while( true ) { // busy-wait for work while( true ) { if( workItem != NO_WORK ) break; } // do the work ... // wait for everyone else to finish barrier.await(); } } } Also works well functionally (it does what it should). blocksize | system | user | cycles/sec 256k 1.9% 85% 1.30 64k 2.2% 81% 6.3 16k 4.2% 62% 33 4096 7.5% 40% 107 1024 10.4% 23% 210 256 12.0% 12.0% 310 64 11.9% 10.2% 550 16 12.2% 8.6% 741 For small work items, this increases throughput by a further 10% over the CyclicBarrier + wait/notify variant, which is not insignificant. But it is still much lower-throughput than V1 with the ExecutorService. V5 - ? So what is the best synchronization mechanism for such a (presumably not uncommon) problem? I am weary of writing my own sync mechanism to completely replace ExecutorService (assuming that it is too generic and there has to be something that can still be taken out to make it more efficient). It is not my area of expertise and I'm concerned that I'd spend a lot of time debugging it (since I'm not even sure my wait/notify and busy wait variants are correct) for uncertain gain. Any advice would be greatly appreciated.

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  • Convert flyout menu to respond onclick vs mouseover

    - by Scott B
    The code below creates a nifty flyout menu action on a nested list item sequence. The client has called and wants the change the default behavior in which the flyouts are triggered by mouseover, so that you have to click to trigger a flyout. Ideally, I would just like to modify this code so that you click on a small icon (plus/minus) that sits to the right of the menu item if it has child menus. Can someone give me a bit of guidance on what bits I'd need to change to accomplish this? /* a few sniffs to circumvent known browser bugs */ var sUserAgent = navigator.userAgent.toLowerCase(); var isIE=document.all?true:false; var isNS4=document.layers?true:false; var isOp=(sUserAgent.indexOf('opera')!=-1)?true:false; var isMac=(sUserAgent.indexOf('mac')!=-1)?true:false; var isMoz=(sUserAgent.indexOf('mozilla/5')!=-1&&sUserAgent.indexOf('opera')==-1&&sUserAgent.indexOf('msie')==-1)?true:false; var isNS6=(sUserAgent.indexOf('netscape6')!=-1&&sUserAgent.indexOf('opera')==-1&&sUserAgent.indexOf('msie')==-1)?true:false; var dom=document.getElementById?true:false; /* sets time until menus disappear in milliseconds */ var iMenuTimeout=1500; var aMenus=new Array; var oMenuTimeout; var iMainMenusLength=0; /* the following boolean controls the z-index property if needed */ /* if is only necessary if you have multiple mainMenus in one file that are overlapping */ /* set bSetZIndeces to true (either here or in the HTML) and the main menus will have a z-index set in descending order so that preceding ones can overlap */ /* the integer iStartZIndexAt controls z-index of the first main menu */ var bSetZIndeces=true; var iStartZIndexAt=1000; var aMainMenus=new Array; /* load up the submenus */ function loadMenus(){ if(!dom)return; var aLists=document.getElementsByTagName('ul'); for(var i=0;i<aLists.length;i++){ if(aLists[i].className=='navMenu')aMenus[aMenus.length]=aLists[i]; } var aAnchors=document.getElementsByTagName('a'); var aItems = new Array; for(var i=0;i<aAnchors.length;i++){ // if(aAnchors[i].className=='navItem')aItems[aItems.length] = aAnchors[i]; aItems[aItems.length] = aAnchors[i]; } var sMenuId=null; var oParentMenu=null; var aAllElements=document.body.getElementsByTagName("*"); if(isIE)aAllElements=document.body.all; /* loop through navItem and navMenus and dynamically assign their IDs */ /* each relies on it's parent's ID being set before it */ for(var i=0;i<aAllElements.length;i++){ if(aAllElements[i].className.indexOf('x8menus')!=-1){ /* load up main menus collection */ if(bSetZIndeces)aMainMenus[aMainMenus.length]=aAllElements[i]; } // if(aAllElements[i].className=='navItem'){ if(aAllElements[i].tagName=='A'){ oParentMenu = aAllElements[i].parentNode.parentNode; if(!oParentMenu.childMenus) oParentMenu.childMenus = new Array; oParentMenu.childMenus[oParentMenu.childMenus.length]=aAllElements[i]; if(aAllElements[i].id==''){ if(oParentMenu.className=='x8menus'){ aAllElements[i].id='navItem_'+iMainMenusLength; //alert(aAllElements[i].id); iMainMenusLength++; }else{ aAllElements[i].id=oParentMenu.id.replace('Menu','Item')+'.'+oParentMenu.childMenus.length; } } } else if(aAllElements[i].className=='navMenu'){ oParentItem = aAllElements[i].parentNode.firstChild; aAllElements[i].id = oParentItem.id.replace('Item','Menu'); } } /* dynamically set z-indeces of main menus so they won't underlap */ for(var i=aMainMenus.length-1;i>=0;i--){ aMainMenus[i].style.zIndex=iStartZIndexAt-i; } /* set menu item properties */ for(var i=0;i<aItems.length;i++){ sMenuId=aItems[i].id; sMenuId='navMenu_'+sMenuId.substring(8,sMenuId.lastIndexOf('.')); /* assign event handlers */ /* eval() used here to avoid syntax errors for function literals in Netscape 3 */ eval('aItems[i].onmouseover=function(){modClass(true,this,"activeItem");window.clearTimeout(oMenuTimeout);showMenu("'+sMenuId+'");};'); eval('aItems[i].onmouseout=function(){modClass(false,this,"activeItem");window.clearTimeout(oMenuTimeout);oMenuTimeout=window.setTimeout("hideMenu(\'all\')",iMenuTimeout);}'); eval('aItems[i].onfocus=function(){this.onmouseover();}'); eval('aItems[i].onblur=function(){this.onmouseout();}'); //aItems[i].addEventListener("keydown",function(){keyNav(this,event);},false); } var sCatId=0; var oItem; for(var i=0;i<aMenus.length;i++){ /* assign event handlers */ /* eval() used here to avoid syntax errors for function literals in Netscape 3 */ eval('aMenus[i].onmouseover=function(){window.clearTimeout(oMenuTimeout);}'); eval('aMenus[i].onmouseout=function(){window.clearTimeout(oMenuTimeout);oMenuTimeout=window.setTimeout("hideMenu(\'all\')",iMenuTimeout);}'); sCatId=aMenus[i].id; sCatId=sCatId.substring(8,sCatId.length); oItem=document.getElementById('navItem_'+sCatId); if(oItem){ if(!isOp && !(isMac && isIE) && oItem.parentNode)modClass(true,oItem.parentNode,"hasSubMenu"); else modClass(true,oItem,"hasSubMenu"); /* assign event handlers */ eval('oItem.onmouseover=function(){window.clearTimeout(oMenuTimeout);showMenu("navMenu_'+sCatId+'");}'); eval('oItem.onmouseout=function(){window.clearTimeout(oMenuTimeout);oMenuTimeout=window.clearTimeout(oMenuTimeout);oMenuTimeout=window.setTimeout(\'hideMenu("navMenu_'+sCatId+'")\',iMenuTimeout);}'); eval('oItem.onfocus=function(){window.clearTimeout(oMenuTimeout);showMenu("navMenu_'+sCatId+'");}'); eval('oItem.onblur=function(){window.clearTimeout(oMenuTimeout);oMenuTimeout=window.clearTimeout(oMenuTimeout);oMenuTimeout=window.setTimeout(\'hideMenu("navMenu_'+sCatId+'")\',iMenuTimeout);}'); //oItem.addEventListener("keydown",function(){keyNav(this,event);},false); } } } /* this will append the loadMenus function to any previously assigned window.onload event */ /* if you reassign this onload event, you'll need to include this or execute it after all the menus are loaded */ function newOnload(){ if(typeof previousOnload=='function')previousOnload(); loadMenus(); } var previousOnload; if(window.onload!=null)previousOnload=window.onload; window.onload=newOnload; /* show menu and hide all others except ancestors of the current menu */ function showMenu(sWhich){ var oWhich=document.getElementById(sWhich); if(!oWhich){ hideMenu('all'); return; } var aRootMenus=new Array; aRootMenus[0]=sWhich var sCurrentRoot=sWhich; var bHasParentMenu=false; if(sCurrentRoot.indexOf('.')!=-1){ bHasParentMenu=true; } /* make array of this menu and ancestors so we know which to leave exposed */ /* ex. from ID string "navMenu_12.3.7.4", extracts menu levels ["12.3.7.4", "12.3.7", "12.3", "12"] */ while(bHasParentMenu){ if(sCurrentRoot.indexOf('.')==-1)bHasParentMenu=false; aRootMenus[aRootMenus.length]=sCurrentRoot; sCurrentRoot=sCurrentRoot.substring(0,sCurrentRoot.lastIndexOf('.')); } for(var i=0;i<aMenus.length;i++){ var bIsRoot=false; for(var j=0;j<aRootMenus.length;j++){ var oThisItem=document.getElementById(aMenus[i].id.replace('navMenu_','navItem_')); if(aMenus[i].id==aRootMenus[j])bIsRoot=true; } if(bIsRoot && oThisItem)modClass(true,oThisItem,'hasSubMenuActive'); else modClass(false,oThisItem,'hasSubMenuActive'); if(!bIsRoot && aMenus[i].id!=sWhich)modClass(false,aMenus[i],'showMenu'); } modClass(true,oWhich,'showMenu'); var oItem=document.getElementById(sWhich.replace('navMenu_','navItem_')); if(oItem)modClass(true,oItem,'hasSubMenuActive'); } function hideMenu(sWhich){ if(sWhich=='all'){ /* loop backwards b/c WinIE6 has a bug with hiding display of an element when it's parent is already hidden */ for(var i=aMenus.length-1;i>=0;i--){ var oThisItem=document.getElementById(aMenus[i].id.replace('navMenu_','navItem_')); if(oThisItem)modClass(false,oThisItem,'hasSubMenuActive'); modClass(false,aMenus[i],'showMenu'); } }else{ var oWhich=document.getElementById(sWhich); if(oWhich)modClass(false,oWhich,'showMenu'); var oThisItem=document.getElementById(sWhich.replace('navMenu_','navItem_')); if(oThisItem)modClass(false,oThisItem,'hasSubMenuActive'); } } /* add or remove element className */ function modClass(bAdd,oElement,sClassName){ if(bAdd){/* add class */ if(oElement.className.indexOf(sClassName)==-1)oElement.className+=' '+sClassName; }else{/* remove class */ if(oElement.className.indexOf(sClassName)!=-1){ if(oElement.className.indexOf(' '+sClassName)!=-1)oElement.className=oElement.className.replace(' '+sClassName,''); else oElement.className=oElement.className.replace(sClassName,''); } } return oElement.className; /* return new className */ } //document.body.addEventListener("keydown",function(){keyNav(event);},true); function setBubble(oEvent){ oEvent.bubbles = true; } function keyNav(oElement,oEvent){ alert(oEvent.keyCode); window.status=oEvent.keyCode; return false; }

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  • jQuery DataTables is messing op my CSS grids in IE8, how to fix?

    - by Brendan Vogt
    I am using ASP.NET MVC3 with the jQuery Datatable plug in. I am having an issues with my CSS layout when the datatable is on a page. If there is no datatable then everything displays fine. When the datatable is on the screen then it overlaps the footer of my website. I can't seem to get this to display correctly. I have a grid layout using the YUI3, and this is what I all use from YUI3 (in this order): cssreset-min cssfonts-min cssgrids-min cssbase-min This works fine in the latest version of FireFox. I am only testing on IE8, this is a requirement and most of the people at my work uses IE8. I have minified my HTML so that only the bare minimum is available. This is my HTML: <!DOCTYPE html> <html> <head> <title>My Website</title> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=Edge" /> <link href="/Assets/Stylesheets/hef2.css" rel="stylesheet" /> <link href="/Assets/Stylesheets/jQuery-DataTables/css/jquery.dataTables.css" rel="stylesheet" /> </head> <body> <div id="hd">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</div> <div id="bd"> <div class="yui3-g"> <div class="yui3-u" id="nav"> <div id="nav-container"> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> </div> </div> <div class="yui3-u" id="main"> <div id="main-container"> <div class="content"> <h1>Banks Dashboard</h1> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <div id="banks-datatable-wrapper"> <div id="banks-datatable-container"></div> <div style="clear:both;"></div> </div> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> <div class="content"> <p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</p> </div> </div> </div> </div> </div> <div id="ft">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sit amet metus. Nunc quam elit, posuere nec, auctor in, rhoncus quis, dui. Aliquam erat volutpat. Ut dignissim, massa sit amet dignissim cursus, quam lacus feugiat.</div> <script src="/Assets/JavaScripts/jQuery/jquery-1.7.2.min.js"></script> <script src="/Assets/JavaScripts/jQuery-DataTables/jquery.dataTables.min.js"></script> <script type="text/javascript"> $(document).ready(function () { $('#banks-datatable-container').html('<table class="display" id="banks-datatable"></table>'); $('#banks-datatable').dataTable({ "aoColumns": [ { "sTitle": "Engine" }, { "sTitle": "Browser" }, { "sTitle": "Platform" }, { "sTitle": "Version", "sClass": "center" }, { "sTitle": "Grade" } ], "bAutoWidth": false, "bFilter": false, "bLengthChange": false, "bProcessing": true, //"bServerSide": true, "bSort": false, "iDisplayLength": 11, "sAjaxSource": '/Administration/Bank/List2' }); }); </script> </body> </html> This is the only CSS that I currently use together with the CSS of YUI3: body { margin: auto; width: 1025px; } #nav { width: 300px; } #main { width: 725px; } Can someone please help me get this sorted out? I have tried tried adding clear:both but it didn't work. Is the an online service like jsbin where I can paste/upload my HTML/CSS code/files? Code can viewed at: http://live.datatables.net/efosuj/3/edit. It displays correctly in the available viewer but when run separate in IE8 then it gives issues. UPDATE 2012-06-12 I managed to add the following and it works, but I would like to add it in a style, tried it but it didn't work: if (navigator.userAgent.toString().indexOf('MSIE') >= 0) { jQuery('#main-container').css('overflow', 'auto'); } This was added after the grid was loaded. Is this the only way to do this?

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  • Problems using HibernateTemplate: java.lang.NoSuchMethodError: org.hibernate.SessionFactory.openSession()Lorg/hibernate/classic/Session;

    - by user2104160
    I am quite new in Spring world and I am going crazy trying to integrate Hibernate in Spring application using HibernateTemplate abstract support class I have the following class to persist on database table: package org.andrea.myexample.HibernateOnSpring.entity; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; @Entity @Table(name="person") public class Person { @Id @GeneratedValue(strategy=GenerationType.AUTO) private int pid; private String firstname; private String lastname; public int getPid() { return pid; } public void setPid(int pid) { this.pid = pid; } public String getFirstname() { return firstname; } public void setFirstname(String firstname) { this.firstname = firstname; } public String getLastname() { return lastname; } public void setLastname(String lastname) { this.lastname = lastname; } } Next to it I have create an interface named PersonDAO in wich I only define my CRUD method. So I have implement this interface by a class named PersonDAOImpl that also extend the Spring abstract class HibernateTemplate: package org.andrea.myexample.HibernateOnSpring.dao; import java.util.List; import org.andrea.myexample.HibernateOnSpring.entity.Person; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; public class PersonDAOImpl extends HibernateDaoSupport implements PersonDAO{ public void addPerson(Person p) { getHibernateTemplate().saveOrUpdate(p); } public Person getById(int id) { // TODO Auto-generated method stub return null; } public List<Person> getPersonsList() { // TODO Auto-generated method stub return null; } public void delete(int id) { // TODO Auto-generated method stub } public void update(Person person) { // TODO Auto-generated method stub } } (at the moment I am trying to implement only the addPerson() method) Then I have create a main class to test the operation of insert a new object into the database table: package org.andrea.myexample.HibernateOnSpring; import org.andrea.myexample.HibernateOnSpring.dao.PersonDAO; import org.andrea.myexample.HibernateOnSpring.entity.Person; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class MainApp { public static void main(String[] args) { ApplicationContext context = new ClassPathXmlApplicationContext("Beans.xml"); System.out.println("Contesto recuperato: " + context); Person persona1 = new Person(); persona1.setFirstname("Pippo"); persona1.setLastname("Blabla"); System.out.println("Creato persona1: " + persona1); PersonDAO dao = (PersonDAO) context.getBean("personDAOImpl"); System.out.println("Creato dao object: " + dao); dao.addPerson(persona1); System.out.println("persona1 salvata nel database"); } } As you can see the PersonDAOImpl class extends HibernateTemplate so I think that it have to contain the operation of setting of the sessionFactory... The problem is that when I try to run this MainApp class I obtain the following exception: Exception in thread "main" java.lang.NoSuchMethodError: org.hibernate.SessionFactory.openSession()Lorg/hibernate/classic/Session; at org.springframework.orm.hibernate3.SessionFactoryUtils.doGetSession(SessionFactoryUtils.java:323) at org.springframework.orm.hibernate3.SessionFactoryUtils.getSession(SessionFactoryUtils.java:235) at org.springframework.orm.hibernate3.HibernateTemplate.getSession(HibernateTemplate.java:457) at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:392) at org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374) at org.springframework.orm.hibernate3.HibernateTemplate.saveOrUpdate(HibernateTemplate.java:737) at org.andrea.myexample.HibernateOnSpring.dao.PersonDAOImpl.addPerson(PersonDAOImpl.java:12) at org.andrea.myexample.HibernateOnSpring.MainApp.main(MainApp.java:26) Why I have this problem? how can I solve it? To be complete I also insert my pom.xml containing my dependencies list: <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>org.andrea.myexample</groupId> <artifactId>HibernateOnSpring</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>HibernateOnSpring</name> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <!-- Dipendenze di Spring Framework --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>3.2.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>3.2.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>3.2.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>3.2.1.RELEASE</version> </dependency> <dependency> <!-- Usata da Hibernate 4 per LocalSessionFactoryBean --> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>3.2.0.RELEASE</version> </dependency> <!-- Dipendenze per AOP --> <dependency> <groupId>cglib</groupId> <artifactId>cglib</artifactId> <version>2.2.2</version> </dependency> <!-- Dipendenze per Persistence Managment --> <dependency> <!-- Apache BasicDataSource --> <groupId>commons-dbcp</groupId> <artifactId>commons-dbcp</artifactId> <version>1.4</version> </dependency> <dependency> <!-- MySQL database driver --> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.23</version> </dependency> <dependency> <!-- Hibernate --> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>4.1.9.Final</version> </dependency> </dependencies> </project>

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  • org.hibernate.MappingException: Unknown entity:

    - by tsegay
    I tried to see all the questions on this topic but none of them helped me. And I really want to understand what is going on with my code. I have a standalone application which uses spring and Hibernate as JPA and I am trying to run the test using a single main Class My main class package edu.acct.tsegay.common; import edu.acct.tsegay.model.User; import edu.acct.tsegay.business.IUserBusinessObject; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class App { public static void main(String[] args) { try { ApplicationContext context = new ClassPathXmlApplicationContext( "Spring3AndHibernate-servlet.xml"); IUserBusinessObject userBusinessObject = (IUserBusinessObject) context .getBean("userBusiness"); User user = (User) context.getBean("user1"); user.setPassword("pass"); user.setUsername("tsegay"); System.out.println(user.getPassword()); userBusinessObject.delete(user); User user2 = new User(); user2.setUsername("habest"); user2.setPassword("pass1"); System.out.println(user2.getPassword()); /* * userBusinessObject.save(user2); * * User user3 = userBusinessObject.searchUserbyId("tsegay"); * System.out.println("Search Result: " + user3.getUsername()); */ System.out.println("Success"); } catch (Exception e) { e.printStackTrace(); } } } my application context is: <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd"> <!-- data source --> <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="com.mysql.jdbc.Driver" /> <property name="url" value="jdbc:mysql://localhost:3306/test" /> <property name="username" value="test" /> <property name="password" value="password" /> </bean> <!-- session factory --> <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> <property name="dataSource"> <ref bean="dataSource" /> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop> <prop key="hibernate.show_sql">true</prop> </props> </property> </bean> <!-- exposed person business object --> <bean id="userBusiness" class="edu.acct.tsegay.business.UserBusinessObject"> <property name="userDao" ref="userDao" /> </bean> <bean id="user1" class="edu.acct.tsegay.model.User"> <property name="username" value="tse" /> <property name="password" value="pass" /> </bean> <!-- Data Access Object --> <bean id="userDao" class="edu.acct.tsegay.dao.UserDao"> <property name="sessionFactory" ref="sessionFactory" /> </bean> </beans> My User Model is: package edu.acct.tsegay.model; import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.Version; import org.hibernate.annotations.NaturalId; @Entity public class User implements Serializable { /** * */ private static final long serialVersionUID = 1L; private String username; private String password; private Integer VERSION; @Version public Integer getVERSION() { return VERSION; } public void setVERSION(Integer vERSION) { VERSION = vERSION; } @NaturalId public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } } My DAO is: package edu.acct.tsegay.dao; import edu.acct.tsegay.model.User; import org.hibernate.SessionFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.orm.hibernate3.HibernateTemplate; import org.springframework.stereotype.Repository; @Repository public class UserDao implements IUserDao { private SessionFactory sessionFactory; private HibernateTemplate hibernateTemplate; public SessionFactory getSessionFactory() { return sessionFactory; } @Autowired public void setSessionFactory(SessionFactory sessionFactory) { this.sessionFactory = sessionFactory; this.hibernateTemplate = new HibernateTemplate(sessionFactory); } public void save(User user) { // TODO Auto-generated method stub // getHibernateTemplate().save(user); this.hibernateTemplate.save(user); } public void delete(User user) { // TODO Auto-generated method stub this.hibernateTemplate.delete(user); } public User searchUserbyId(String username) { // TODO Auto-generated method stub return this.hibernateTemplate.get(User.class, username); } } And this my stacktrace error when i run the program: pass org.springframework.orm.hibernate3.HibernateSystemException: Unknown entity: edu.acct.tsegay.model.User; nested exception is org.hibernate.MappingException: Unknown entity: edu.acct.tsegay.model.User at org.springframework.orm.hibernate3.SessionFactoryUtils.convertHibernateAccessException(SessionFactoryUtils.java:679) at org.springframework.orm.hibernate3.HibernateAccessor.convertHibernateAccessException(HibernateAccessor.java:412) at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:411) at org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374) at org.springframework.orm.hibernate3.HibernateTemplate.delete(HibernateTemplate.java:837) at org.springframework.orm.hibernate3.HibernateTemplate.delete(HibernateTemplate.java:833) at edu.acct.tsegay.dao.UserDao.delete(UserDao.java:34) at edu.acct.tsegay.business.UserBusinessObject.delete(UserBusinessObject.java:30) at edu.acct.tsegay.common.App.main(App.java:23) Caused by: org.hibernate.MappingException: Unknown entity: edu.acct.tsegay.model.User at org.hibernate.impl.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:580) at org.hibernate.impl.SessionImpl.getEntityPersister(SessionImpl.java:1365) at org.hibernate.event.def.DefaultDeleteEventListener.onDelete(DefaultDeleteEventListener.java:100) at org.hibernate.event.def.DefaultDeleteEventListener.onDelete(DefaultDeleteEventListener.java:74) at org.hibernate.impl.SessionImpl.fireDelete(SessionImpl.java:793) at org.hibernate.impl.SessionImpl.delete(SessionImpl.java:771) at org.springframework.orm.hibernate3.HibernateTemplate$25.doInHibernate(HibernateTemplate.java:843) at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:406) ... 6 more Please let me know if you need any more of my configuration. Any help is much appreciated..

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