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  • Another rookie question; How to implement Count() here?

    - by Camran
    I have this query: SELECT mt.*, fordon.*, boende.*, elektronik.*, business.*, hem_inredning.*, hobby.* FROM classified mt LEFT JOIN fordon ON fordon.classified_id = mt.classified_id LEFT JOIN boende ON boende.classified_id = mt.classified_id LEFT JOIN elektronik ON elektronik.classified_id = mt.classified_id LEFT JOIN business ON business.classified_id = mt.classified_id LEFT JOIN hem_inredning ON hem_inredning.classified_id = mt.classified_id LEFT JOIN hobby ON hobby.classified_id = mt.classified_id ORDER BY modify_date DESC I need to implement a count here, to just count all rows in combination with the JOINS you see. How should I do this? SELECT COUNT(mt.*, fordon.* etc) FROM ? // This method wont work Thanks

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  • What does "link to unknown" mean?

    - by Question Overflow
    I just upgraded my server to Fedora 17 which made a switch of my bootloader from GRUB Legacy to GRUB2. There are two symbolic links in the /etc folder that points to the files grub.conf and grub.cfg in /boot/grub and /boot/grub2 respectively. Though the targets seem correct, the link icons are displaying an X status which seems to indicate that the links are broken. Upon right-clicking the property type, it states "link to unknown". The file size of the link corresponds exactly with the file size of the target file, so, why does the links appear to be broken? The image of the link icons: As requested, the following are the outputs from the commands: $ ls -l /etc/grub.conf lrwxrwxrwx. 1 root root 22 Jul 14 2011 /etc/grub.conf -> ../boot/grub/grub.conf $ ls -l /etc/grub2.cfg lrwxrwxrwx. 1 root root 22 Dec 10 18:57 /etc/grub2.cfg -> ../boot/grub2/grub.cfg

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  • newbie question -- how does one override show for a newtype?

    - by gatoatigrado
    I want to override the default integer constructors in Haskell so they produce strings (mostly for curiosity, but temporarily to make a nice input alternative for LaTeX's \frac{}{} inconvenience). I wanted to be able to use the language itself, instead of a special parser, but I guess that's probably not going to work out... module Main where import Prelude hiding ((+)) newtype A = A Int deriving (Eq, Show, Num) default (A) (+) :: A -> (A -> String) (A a) + (A b) = (show a) ++ " + " ++ (show b) main2 = 3+4 main :: IO () main = putStrLn main2 The problem with the above is that the + function only works for (A, A) instead of (A, String), etc. If one simply leaves out the pattern match "(A a)" and writes "a" instead, then the show() function prepends "A " so "3" becomes "A 3" instead of just "3". I want to override Show for A, but it seems to be quite a headache...

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  • UITableView Question. How do I preselect a tableView cell?

    - by dugla
    I assumed that the correct way to preselect a cell in a table view was: - (void)selectRowAtIndexPath:(NSIndexPath *)indexPath animated:(BOOL)animated scrollPosition:(UITableViewScrollPosition)scrollPosition However it does absolutely nothing. Nadda. For context I am building an iPad app and the tableview is deployed from a Popover ViewController. So the tableView is only visible when deployed. I am currently calling the above method in: - (void)viewDidAppear:(BOOL)animated; Any thoughts? Thanks, Doug

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  • How many simultaneous requests can be handled by a medium class server on the average?

    - by Motivated Student
    I have bought a PRIMERGY TX100 S1 Server with a trial version of Windows Server 2008 R2 Web Edition. My internet connection with a static IP is very very fast (about 50 mega bit per second) for both downloading and uploading. My site serves text based contents only, no streaming. How many simultaneous requests can be handled by a medium class server on the average? Can it handle at least 1000 simultaneous requests?

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  • How to setup and manage a shared hosting server on Windows Server 2008 R2 Web Edition?

    - by Motivated Student
    Background I am a newbie in using Windows Server 2008 R2 Web Edition (and other editions as well). I have a static IP, a very fast internet connection, a server (PRIMERGY TX100 S1 Server) and Windows Server 2008 R2 Web Edition (trial version). The objective is to setup the server to be a shared hosting server such that each of my friends has a private account to manage his/her domain. to upload his/her web content to the server using the encrypted ftp. to manage database administration. to manage Certificate. etc Questions Is there a good reference to learn "how to setup and manage a shared hosting server on Windows Server 2008 R2" ? What are the rough steps I have to do to accomplish my objective?

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  • Important Question, Please give response if u have any idea....

    - by Sumit Kr Singh
    Hi i an developing an iphone application, it is basically a security application based on "Thief Buster"(available on Appstore URL: http://itunes.apple.com/app/thief-buster-antitheft-alarm/id327463179?mt=8# ) my problem is: * Volume Control Blocking * Automatic application restart Please provide the application logic to resolve the problem. Thanks in advance..

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  • What does the question mark at then end of a css include url do?

    - by Bob Dylan
    I've noticed that on some websites (including SO) the link to the CSS will look like: <link rel="stylesheet" href="http://sstatic.net/so/all.css?v=6638"> I would say its safe to assume that ?v=6638 tells the browser to load version 6638 of the css file. But can I do this on my websites and can I include different versions of my CSS file just by changing the numbers?

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  • How to make other computers connected to my workgroup able to browse my web server via my private local domain www.mydomain.local?

    - by Motivated Student
    Background I have a broadband connection. The fiber optic cable running from outside to my building is connected to a converter unit. The output of the converter is connected to a router. The router also provides 8 LAN ports to which the computers are connected. Shortly speaking, all computers are interconnected in a workgroup as opposed to a domain. My computer hosts an IIS web server using a private or local domain name www.mydomain.local. I has added 127.0.0.1 www.mydomain.local to the hosts file in the server C:\Windows\System32\drivers\etc so I can browse the site from within the server. So far so good. How to make other computers connected to my workgroup able to browse my web server via my private local domain www.mydomain.local? Note: Again, I am a newbie. I have no idea what I should do next.

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  • iPhone dev question: "No provisioned iPhone OS is connected" error, I don't know what else to try fo

    - by dsobol
    Howdy, I am trying to compile and install my first application onto my iPhone after setting up a profile and certificate. At this point I am getting the "No provisioned iPhone OS is connected" error when I Build & Go. I am using iPhone OS 3.1.3, and Xcode 3.2.2 on 10.6.3. • I have verified that my iPhone is connected to my development machine (it is seen on the computer by both iTunes and Xcode Organizer (in Organizer, it has the green dot next to it)). • I have rebooted the iPhone and restarted Xcode multiple times. • I have verified that the Bundle Identifier in my appname.plist is set to com.. (with the appropriate values between the angle brackets). I have looked the error message up on the web, and so far have not found a hint that has gotten me over the hump.... Thanks for any and all assistance! Regards, Steve O'Sullivan

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  • how to programming SYSTEM for reading_comperhension question in English.

    - by michael123
    hi , i have to do some study for reading_comperhension in English. my work is ok but there is part from natural language - nlp area that i have to used . i want some help about QAsystem , how to answer the reading_comperhension automaticly .i have simple system about it that i get from this website http://www.cs.utah.edu/contest/2003/ , there is simple system in java but did not work to my i try to load the file from Remedia dataset that have the reading_comperhension story, but no result. after run this system , i have to develop by current technique such as rule based or pattern machine or combined with simple named entity.how to make that and which of them is petter to combined with the QAsys. thank you

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  • jQuery UI Question. How to pass parameters to a function.

    - by jiji40
    I am pretty new to jQuery. How do I pass parameters to a function? I found some jQueryUI demos and I got it working except "view" link. I have a problem with passing parameters to and show them in modal popup windows. I have "Create New User" button and "View" link on the page. Clicking "Create New User" does pass the parameters and show them on modal popup window. ('12345' in User ID textbox, 'John Starks' in User Name textbox) $(function() { ... //Create New User button $('#create-user') .button() .click( function() { $('#dialog-form').dialog('open'); userId.val('12345'); userName.val('John Starks'); } ); }); But, "View" link doesn't work... Clicking "View" link does pop up modal window with no value in the textbox(User ID and User Name) function doView( idP, nameP ) { $('#dialog-form2').dialog('open'); userId.val(idP); userName.val(nameP); } <a href="#" OnClick="doView('001','John Doe');" >view</a> ... How to pass the parameters to modal window? Thanks in advance.

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  • Install Sybase SQL Anywhere 11 as windows service

    - by student
    we are using Sybase SQL Anywhere 11. I am using command line to install/init database, dbinit -dba %username%,%pwd% -p 4k %dbLocation%, and start database server, dbsrv11 %dbLocation%, in a batch file. What I really want is install my database as Windows service and can be start/running automatically when machine get reboot. But I want to keep using batch for easy intall/uninstall/change it. Any Sybase expert here?

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  • ASP.NET ASPX Designer question. Bug?

    - by Velika
    Check out this Screenshot. Shouldn't a hierarchy list of tags appear here? Usually it appears. Sometimes, the tag "appears" there but without text (but the tag object is there as evident when you hover over it.) Other times, like this, nothing appears. It's a usual feature to see the hierarchy or tags which gives me easily access to the tags from design view for easy altering in the properties window. I think too many developers love to do things the hard way and sludge thru tags in HTML view and hardly use this, but it frustrates me when it doesn't work all the time. Is it me? Nah....

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  • What is the minimal steps to setup a client-server network using Windows Server 2008 R2 standard?

    - by Motivated Student
    Background I have One computer server with Win Server 2008 R2 standard installed but it has not been configured. This server has 2 LAN adapters. One adapter is connected to ISP and the other one connected to HUB/Switch. Other computers working as clients are connected to the same HUB/Switch to which the server is connected. IP Printers, IP scanners, IP camera are also connected to the same HUB/Switch. Note: I am a newbie. I only know how to plug RJ-45 sockets and assembly computer peripherals. I have no prior experience in Windows Server at all. Please teach me from the newbie's point of view. Objective I want to establish the following: Each client can access the internet, printers, scanners after it has been successfully authenticated by the server. Unauthenticated clients cannot access the internet, printers, etc. The server hosts a local site. Clients can browse internally using a private domain www.company.com. If the same domain name has been used by other on the internet, my private domain must override the public domain.

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  • WSDL: What do I do with it? Add service Reference? Noobie question

    - by Johnny
    Hey guys! I have been given a WSDL with all the method requests and responses, and all the objects I'll need to use for creating a few webmethods. The thing is, I don't know what to do with it. I've added the WSDL as a Service Reference. I can see the methods and structures, I can instantiate them, it's all there, but the project doesn't build as soon as I add the WSDL. "Error 2 The type name 'ServiceReference1' does not exist in the type 'WSPELab.WSPELab' C:\Users\JJ\Documents\Visual Studio 2008\Projects\WSPELab\WSPELab\Service References\ServiceReference1\Reference.cs 21 111 WSPELabSLN Is it a stupid namespace error on my part? EDIT : Forgot to add this. With the WSDL added, can I used the structures it contains directly? Or are they just "listings" for me to implement? Thanks!

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  • Newbie question: How do you layout an icon, 2 text lines and a button?

    - by Keith Barrows
    I am trying to extend a sample I found at http://developer.android.com/resources/articles/layout-tricks-efficiency.html. I am a brand new MonoDroid developer, just installed it yesterday, and trying to jump right into UI design and so far it is not clicking for me completely. I have this main.xml: <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="?android:attr/listPreferredItemHeight" android:padding="6dip"> <ImageView android:id="@+id/icon" android:layout_width="wrap_content" android:layout_height="fill_parent" android:layout_alignParentTop="true" android:layout_alignParentBottom="true" android:layout_marginRight="6dip" android:src="@drawable/icon" /> <TextView android:id="@+id/secondLine" android:layout_width="200dip" android:layout_height="26dip" android:layout_toRightOf="@id/icon" android:layout_alignParentBottom="true" android:layout_alignParentRight="true" android:singleLine="true" android:ellipsize="marquee" android:text="Second line which is a long line of text and needs to scroll" /> <TextView android:id="@+id/firstLine" android:layout_width="200dip" android:layout_height="wrap_content" android:layout_toRightOf="@id/icon" android:layout_alignParentRight="true" android:layout_alignParentTop="true" android:layout_above="@id/secondLine" android:layout_alignWithParentIfMissing="true" android:singleLine="true" android:ellipsize="marquee" android:gravity="center_vertical" android:text="First line" /> <Button android:id="@+id/logonButton" android:layout_width="50dip" android:layout_height="wrap_content" android:layout_toRightOf="@id/secondLine" android:layout_alignParentRight="true" android:layout_alignParentTop="true" android:gravity="center_vertical" android:text="Login" /> /> </RelativeLayout> What I am trying to do is have an icon on the left, 2 lines of text stacked in the middle and a button on the right. When I run this in my emulator I am seeing: The second line is not scrolling. The button does not show up. Is there by any chance a simple WYSIWYG editor for layout? Or is there an app to give me a quick view of my layout XML? Something like FireBug in FireFox would be fine. Barring the slim chance there are UI helpers for Droid, what am I doing wrong? :)

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  • Driver issue for 7850 HD Diamond Windows 7

    - by Mr.Student
    I have an issue with windows 7 implementing the drivers ati provides for my 7850 HD Diamond video card. The video card is plugged in correctly to the PCIE 2.0 slots of my motherboard (p6t asus) with more then enough power. Fortunately the card works as I have my monitor plugged into the card itself and I can see just fine. However windows 7 does not replace the standard vga default microsoft driver with catalyst drivers that I've tried installing from online as well as the CD. Every time I install the drivers using Catalyst Install manager it always finishes with "Install complete(Warnings occured)". I then see the warnings it has which it instead reports that it successfully installed the SDK, Catalyst Install Manager, and HDMI/AUDIO packages. When I check my device manager after that, the display adapter still shows as standard vga and that its still using microsoft default display adapter. Now this current card is replacing an old card of mine which is the ATI 4890 HD which works beautifully. In fact for the old card to work, all I need to do is go to device manager and right click on standard vga - click update driver and windows 7 magically finds the correct driver to install and everything is good. Not so with the new card. I've even went into my regedits and uninstalled every bit of ati driver software before reinstalling my new card. Nothing's worked thus far. I've already exchanged my card out once and talked to customer support from my motherboard, microsoft, and ati all blaming the other. Please help me out!!

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  • 2 ways to create new object by setting property values

    - by Samvel Siradeghyan
    Hi all I have a class Question which has a property Text public class Question { public string Text { get; set; } } Now I wont create on object of this type by giving value to property. I can do that in this two ways: Question q = new Question { Text = "Some question" }; and Question q = new Question() { Text = "Some question" }; Is there any difference between this two cases and if they are the same, why we need both? Thanks.

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  • Vague MVC and Castle Windsor question. Sorry...

    - by Matt W
    I have inheritted some code in which the MVC Controller classes all get their constructors called by Castle....DefaultProxyFactory.Create() somewhere along the line (the call stack drops out to the , which isn't helping.) So, basically, how would I go about finding out where Castle is being told how to call the constructors of my Controllers? I am very new to Castle, Windsor and MicroKernel, etc, and not a master of ASP's MVC. Many thanks for any pointers - sorry about the vagueness, Matt.

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  • Conditions with common logic: question of style, readability, efficiency, ...

    - by cdonner
    I have conditional logic that requires pre-processing that is common to each of the conditions (instantiating objects, database lookups etc). I can think of 3 possible ways to do this, but each has a flaw: Option 1 if A prepare processing do A logic else if B prepare processing do B logic else if C prepare processing do C logic // else do nothing end The flaw with option 1 is that the expensive code is redundant. Option 2 prepare processing // not necessary unless A, B, or C if A do A logic else if B do B logic else if C do C logic // else do nothing end The flaw with option 2 is that the expensive code runs even when neither A, B or C is true Option 3 if (A, B, or C) prepare processing end if A do A logic else if B do B logic else if C do C logic end The flaw with option 3 is that the conditions for A, B, C are being evaluated twice. The evaluation is also costly. Now that I think about it, there is a variant of option 3 that I call option 4: Option 4 if (A, B, or C) prepare processing if A set D else if B set E else if C set F end end if D do A logic else if E do B logic else if F do C logic end While this does address the costly evaluations of A, B, and C, it makes the whole thing more ugly and I don't like it. How would you rank the options, and are there any others that I am not seeing?

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  • Python question, how to pass an xml file to lxml to parse?

    - by BeeBand
    I'm relatively new to python, my code is: from lxml import etree from lxml import objectify file = "C:\Projects\python\cb.xml" tree = etree.parse(file) but I get the error: Traceback (most recent call last): File "cb.py", line 5, in <module> tree = etree.parse(file) File "lxml.etree.pyx", line 2698, in lxml.etree.parse (src/lxml/lxml.etree.c:4 9590) File "parser.pxi", line 1491, in lxml.etree._parseDocument (src/lxml/lxml.etre e.c:71205) File "parser.pxi", line 1520, in lxml.etree._parseDocumentFromURL (src/lxml/lx ml.etree.c:71488) File "parser.pxi", line 1420, in lxml.etree._parseDocFromFile (src/lxml/lxml.e tree.c:70583) File "parser.pxi", line 975, in lxml.etree._BaseParser._parseDocFromFile (src/ lxml/lxml.etree.c:67736) File "parser.pxi", line 539, in lxml.etree._ParserContext._handleParseResultDo c (src/lxml/lxml.etree.c:63820) File "parser.pxi", line 625, in lxml.etree._handleParseResult (src/lxml/lxml.e tree.c:64741) File "parser.pxi", line 565, in lxml.etree._raiseParseError (src/lxml/lxml.etr ee.c:64084) lxml.etree.XMLSyntaxError: AttValue: " or ' expected, line 2, column 26 What am I doing wrong?

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