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  • Remember me or not?

    - by taeja87
    I was told to post this on webmasters instead of stackoverflow. Is it safe to have the remember me feature? Would it be somewhat safe (knowing it won't be 100% safe) to allow users to close their browser and come back still logged in? I am not exacting sure which way I should go after reading different things about safety. I learned about session fixation and implemented security to add more protection. From experience, if remember me is checked then only your username/email appears and requires you to re-enter your password. Other sites allow you to come in and out as much as you way without logging out after the browser has closed. If it is safe, what is the current best way of implementing remember/stay logged in? http://stackoverflow.com/questions/3531377/best-practise-for-remember-me-feature http://stackoverflow.com/questions/5087969/what-is-the-code-for-stay-logged-in-or-remember-me-while-user-login-in-php http://bytes.com/topic/php/answers/881197-stay-logged-remember-me-php-sessions-cookies http://security.stackexchange.com/questions/41/good-session-practices Also: The site I am working on is email & password login type.

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  • Mozilla Persona to the login rescue?

    - by Matt Watson
    A lot of website now allow us to login or create accounts via OAuth or OpenID. We can use our Facebook, Twitter, Google, Windows Live account and others. The problem with a lot of these is we have to have allow the websites to then have access to our account and profile data that they shouldn't really have. Below is a Twitter authorization screen for example when signing in via Technorati. Now Technorati can follow new people, update my profile and post tweets? All I wanted to do was login to Technorati.com to comment on a post!Mozilla has just released their new solution for this called Persona. First thought is oh great another solution! But they are actually providing something a little different and better. It is based on an email address and isn't linked to anything like our personal social networks or their information. Persona only exists to help with logging in to websites. No loose strings attached.Persona is based on a new standard called BrowserID and you can read more about it here:How BrowserID Works.  The goal is to integrate BrowserID in to the browser at a deeper level so no password entry is required at all. You can tell your web browser to just auto sign in for you. I am really hoping this takes off and will look at implementing it in current projects! I would recommend researching it and lets hope it or something like it becomes a wide spread reality in the future.

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  • Location-Based redirection and duplication in sub-directories affecting SEO

    - by Joshua
    I currently own the website www.xyz.com. The website has a sub-directory for each of the 3 target countries: .../en-US/ (United States), .../es-MX/ (Mexico), and .../es-DO/ (Dominican Republic). I have two main questions about this setup: Currently, the main domain/root (xyz.com) contains a blank index.php file, but I would like for a user to be redirected to one of the sub-directories based on their regional location. What is the best way to accomplish this? I have looked at using browser language-based redirection, but how would I know whether to direct a user to the MX or DO site if the browser language is set to spanish? Is there a way to detect a user's geographic location? Also, the 3 websites are practically identical except they all have 3 unique color schemes and the US site is in english while the MX and DO sites are in spanish. My problem is that I believe GoogleBot is penalizing/banning my site because the spanish text on the MX and DO pages are nearly identical and are thus marked as duplicates/spam. Is there a way to avoid this?

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  • Google Rolls Out Secured Search. It’s Slightly Different From Regular Search

    - by Gopinath
    Google rolled out secured version of it’s search engine at https://google.com (did you notice https instead of http?). This search engine lets everyone to use Google search in a secured way. How is it secured? When you use https://google.com, the data exchanged between your browser and Google servers is encrypted to make sure that no one can sniff it. Is my search history secured from Google? No. The search queries you submit to Google are stored in Google servers. There is no change Google’s search history recording. Any differences between Regular Search and Secured Search Results? Yes. Secured search is slightly different from regular search. When you are accessing Google Secured Search Image search options will not be available on the left side bar. Site may respond slow compared to regular search site as there is a overhead to establish between your browser and the server. Join us on Facebook to read all our stories right inside your Facebook news feed.

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  • Pros and Cons of Facebook's React vs. Web Components (Polymer)

    - by CletusW
    What are the main benefits of Facebook's React over the upcoming Web Components spec and vice versa (or perhaps a more apples-to-apples comparison would be to Google's Polymer library)? According to this JSConf EU talk and the React homepage, the main benefits of React are: Decoupling and increased cohesion using a component model Abstraction, Composition and Expressivity Virtual DOM & Synthetic events (which basically means they completely re-implemented the DOM and its event system) Enables modern HTML5 event stuff on IE 8 Server-side rendering Testability Bindings to SVG, VML, and <canvas> Almost everything mentioned is being integrated into browsers natively through Web Components except this virtual DOM concept (obviously). I can see how the virtual DOM and synthetic events can be beneficial today to support old browsers, but isn't throwing away a huge chunk of native browser code kind of like shooting yourself in the foot in the long term? As far as modern browsers are concerned, isn't that a lot of unnecessary overhead/reinventing of the wheel? Here are some things I think React is missing that Web Components will care of. Correct me if I'm wrong. Native browser support (read "guaranteed to be faster") Write script in a scripting language, write styles in a styling language, write markup in a markup language. Style encapsulation using Shadow DOM React instead has this, which requires writing CSS in JavaScript. Not pretty. Two-way binding

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  • cookie not being sent when requesting JS

    - by Mala
    I host a webservice, and provide my members with a Javascript bookmarklet, which loads a JS sript from my server. However, clients must be logged in, in order to receive the JS script. This works for almost everybody. However, some users on setups (i.e. browser/OS) that are known to work for other people have the following problem: when they request the script via the javascript bookmarklet from my server, their cookie from my server does not get included with the request, and as such they are always "not authenticated". I'm making the request in the following way: var myScript = eltCreate('script'); myScript.setAttribute('src','http://myserver.com/script'); document.body.appendChild(myScript); In a fit of confused desperation, I changed the script page to simply output "My cookie has [x] elements" where [x] is count($_COOKIE). If this extremely small subset of users requests the script via the normal method, the message reads "My cookie has 0 elements". When they access the URL directly in their browser, the message reads "My cookie has 7 elements". What on earth could be going on?!

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  • At what point does caching become necessary for a web application?

    - by Zaemz
    I'm considering the architecture for a web application. It's going to be a single page application that updates itself whenever the user selects different information on several forms that are available that are on the page. I was thinking that it shouldn't be good to rely on the user's browser to correctly interpret the information and update the view, so I'll send the user's choices to the server, and then get the data, send it back to the browser, and update the view. There's a table with 10,000 or so rows in a MySQL database that's going to be accessed pretty often, like once every 5-30 seconds for each user. I'm expecting 200-300 concurrent users at one time. I've read that a well designed relational database with simple queries are nothing for a RDBMS to handle, really, but I would still like to keep things quick for the client. Should this even be a concern for me at the moment? At what point would it be helpful to start using a separate caching service like Memcached or Redis, or would it even be necessary? I know that MySQL caches popular queries and the results, would this suffice?

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  • Live HTML Preview

    - by netbeanstips
    When you need to edit an HTML document in NetBeans you may find useful this little plugin that adds a Preview tab to HTML editor window. The plugin works with some small issues in NetBeans 7.4 but I recommend using development builds instead. So install the plugin, restart NetBeans and open any HTML document. Notice there's a Preview button in editor's toolbar (see the red rectangle in the picture below). Now split the editor window by dragging the split button at top right corner. You can also use menu View - Split - Vertically.  Then in the bottom split part toggle Preview button. You will get a live preview of your HTML source code. The preview pane will auto-refresh as you edit the HTML code. There are even some handy tools in Preview toolbar, for example you can resize the preview browser to match the screen dimensions of various device types. I know there is full-blown HTML5 support in NetBeans 7.4. But if you need to edit a single document or when you're running Java-only NetBeans distribution this plugin may come handy... Note: The plugin is built on top of embedded WebKit browser which is based on JavaFX WebView component. So there might be some issue when using the plugin on some flavors of Linux.

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  • jquery is not working over local network [migrated]

    - by Kortyell Davis
    i have a fedora server running apache web server. the server is connected to a home network. i have a laptop connected to the same network. i can enter the ip address of my server into the browser of my laptop and pull up the index.html file located in the document root directory of the fedora home server. the index.html file contains jquery code. the jquery code only works when i open it locally in my browser (e.g. right click open with firefox), but when i attempt to view the webpage from my laptop the jquery code is not executed. the code is here below. <script type="text/javascript" src="jquery-1.8.2.js"></script> ' $(document).ready(function() { $('#form').hide(); $('input[type=text]').focus(function() { $(this).val(''); }); $('input[type=password]').focus(function() { $(this).val(''); }); $('.form').hide(); $('#log').click(function(){ $('#form').toggle(); }); $('#reg').click(function(){ $('.form').toggle(); }); });

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  • qwebview in pyside after packaged with pyinstaller goes wrong

    - by truease.com
    Here's my code import sys from PySide.QtCore import * from PySide.QtGui import * from PySide.QtWebKit import * from encodings import * from codecs import * class BrowserWindow( QWidget ): def __init__( self, parent=None ): QWidget.__init__( self, parent ) self.Setup() self.SetupEvent() def Setup( self ): self.setWindowTitle( u"Truease Speedy Browser" ) self.addr_input = QLineEdit() self.addr_go = QPushButton( "GO" ) self.addr_bar = QHBoxLayout() self.addr_bar.addWidget( self.addr_input ) self.addr_bar.addWidget( self.addr_go ) for attr in [ QWebSettings.AutoLoadImages, QWebSettings.JavascriptEnabled, QWebSettings.JavaEnabled, QWebSettings.PluginsEnabled, QWebSettings.JavascriptCanOpenWindows, QWebSettings.JavascriptCanAccessClipboard, QWebSettings.DeveloperExtrasEnabled, QWebSettings.SpatialNavigationEnabled, QWebSettings.OfflineStorageDatabaseEnabled, QWebSettings.OfflineWebApplicationCacheEnabled, QWebSettings.LocalStorageEnabled, QWebSettings.LocalStorageDatabaseEnabled, QWebSettings.LocalContentCanAccessRemoteUrls, QWebSettings.LocalContentCanAccessFileUrls, ]: QWebSettings.globalSettings().setAttribute( attr, True ) self.web_view = QWebView() self.web_view.load( "http://www.baidu.com" ) layout = QVBoxLayout() layout.addLayout( self.addr_bar ) layout.addWidget( self.web_view ) self.setLayout( layout ) def SetupEvent( self ): self.connect( self.addr_input, SIGNAL("editingFinished()"), self, SLOT("Load()"), ) self.connect( self.addr_go, SIGNAL("pressed()"), self, SLOT("Load()") ) self.connect( self.web_view, SIGNAL("urlChanged(const QUrl&)"), self, SLOT("SetURL()"), ) def Load( self, *args, **kwargs ): url = self.GetCleanedURL() if url != self.CurrentURL(): self.web_view.load( url ) def SetURL( self, *args, **kwargs ): self.addr_input.setText( self.CurrentURL() ) def GetCleanedURL( self ): url = self.addr_input.text().strip() if not url.startswith("http"): url = "http://" + url return url def CurrentURL( self ): url = self.web_view.url().toString() return url def Main(): app = QApplication( sys.argv ) widget = BrowserWindow() widget.show() return app.exec_() if __name__ == '__main__': sys.exit( Main() ) I works well when i using python browser.py. but it goes wrong after packaged with pyinstaller -w browser.py. it doesn't load images can only display correct text in utf-8 And this is the pyinstaller output: E:\true\wuk\app2>pyinstaller -w b.py 16 INFO: wrote E:\true\wuk\app2\b.spec 16 INFO: Testing for ability to set icons, version resources... 32 INFO: ... resource update available 32 INFO: UPX is not available. 46 INFO: Processing hook hook-os 141 INFO: Processing hook hook-time 157 INFO: Processing hook hook-cPickle 218 INFO: Processing hook hook-_sre 312 INFO: Processing hook hook-cStringIO 407 INFO: Processing hook hook-encodings 421 INFO: Processing hook hook-codecs 750 INFO: Processing hook hook-httplib 750 INFO: Processing hook hook-email 843 INFO: Processing hook hook-email.message 1046 WARNING: library python%s%s required via ctypes not found 1171 INFO: Extending PYTHONPATH with E:\true\wuk\app2 1171 INFO: checking Analysis 1171 INFO: building because b.py changed 1171 INFO: running Analysis out00-Analysis.toc 1171 INFO: Adding Microsoft.VC90.CRT to dependent assemblies of final executable 1171 INFO: Searching for assembly x86_Microsoft.VC90.CRT_1fc8b3b9a1e18e3b_9.0.21022.8_x-ww ... 1171 INFO: Found manifest C:\WINDOWS\WinSxS\Manifests\x86_Microsoft.VC90.CRT_1fc8b3b9a1e18e3b_9.0.21022.8_x-ww_d08d0375.manifest 1187 INFO: Searching for file msvcr90.dll 1187 INFO: Found file C:\WINDOWS\WinSxS\x86_Microsoft.VC90.CRT_1fc8b3b9a1e18e3b_9.0.21022.8_x-ww_d08d0375\msvcr90.dll 1187 INFO: Searching for file msvcp90.dll 1187 INFO: Found file C:\WINDOWS\WinSxS\x86_Microsoft.VC90.CRT_1fc8b3b9a1e18e3b_9.0.21022.8_x-ww_d08d0375\msvcp90.dll 1187 INFO: Searching for file msvcm90.dll 1187 INFO: Found file C:\WINDOWS\WinSxS\x86_Microsoft.VC90.CRT_1fc8b3b9a1e18e3b_9.0.21022.8_x-ww_d08d0375\msvcm90.dll 1266 INFO: Analyzing D:\Applications\Python\lib\site-packages\pyinstaller-2.1-py2.7.egg\PyInstaller\loader\_pyi_bootstrap.py 1266 INFO: Processing hook hook-os 1282 INFO: Processing hook hook-site 1296 INFO: Processing hook hook-encodings 1391 INFO: Processing hook hook-time 1407 INFO: Processing hook hook-cPickle 1468 INFO: Processing hook hook-_sre 1578 INFO: Processing hook hook-cStringIO 1671 INFO: Processing hook hook-codecs 2016 INFO: Processing hook hook-httplib 2016 INFO: Processing hook hook-email 2109 INFO: Processing hook hook-email.message 2312 WARNING: library python%s%s required via ctypes not found 2468 INFO: Processing hook hook-pydoc 2516 INFO: Analyzing D:\Applications\Python\lib\site-packages\pyinstaller-2.1-py2.7.egg\PyInstaller\loader\pyi_importers.py 2609 INFO: Analyzing D:\Applications\Python\lib\site-packages\pyinstaller-2.1-py2.7.egg\PyInstaller\loader\pyi_archive.py 2687 INFO: Analyzing D:\Applications\Python\lib\site-packages\pyinstaller-2.1-py2.7.egg\PyInstaller\loader\pyi_carchive.py 2782 INFO: Analyzing D:\Applications\Python\lib\site-packages\pyinstaller-2.1-py2.7.egg\PyInstaller\loader\pyi_os_path.py 2782 INFO: Analyzing b.py 2796 INFO: Processing hook hook-PySide 2875 INFO: Hidden import 'codecs' has been found otherwise 2875 INFO: Hidden import 'encodings' has been found otherwise 2875 INFO: Looking for run-time hooks 7766 INFO: Using Python library C:\WINDOWS\system32\python27.dll 7796 INFO: E:\true\wuk\app2\build\b\out00-Analysis.toc no change! 7796 INFO: checking PYZ 7812 INFO: checking PKG 7812 INFO: building because E:\true\wuk\app2\build\b\b.exe.manifest changed 7812 INFO: building PKG (CArchive) out00-PKG.pkg 7828 INFO: checking EXE 7843 INFO: rebuilding out00-EXE.toc because pkg is more recent 7843 INFO: building EXE from out00-EXE.toc 7843 INFO: Appending archive to EXE E:\true\wuk\app2\build\b\b.exe 7843 INFO: checking COLLECT 7843 INFO: building COLLECT out00-COLLECT.toc Use pyinstaller browser.py, and in the console window i got QFont::setPixelSize: Pixel size <= 0 (0) QSslSocket: cannot call unresolved function SSLv23_client_method QSslSocket: cannot call unresolved function SSL_CTX_new QSslSocket: cannot call unresolved function SSL_library_init QSslSocket: cannot call unresolved function ERR_get_error QSslSocket: cannot call unresolved function SSLv23_client_method QSslSocket: cannot call unresolved function SSL_CTX_new QSslSocket: cannot call unresolved function SSL_library_init QSslSocket: cannot call unresolved function ERR_get_error QSslSocket: cannot call unresolved function SSLv23_client_method QSslSocket: cannot call unresolved function SSL_CTX_new QSslSocket: cannot call unresolved function SSL_library_init QSslSocket: cannot call unresolved function ERR_get_error QSslSocket: cannot call unresolved function SSLv23_client_method QSslSocket: cannot call unresolved function SSL_CTX_new QSslSocket: cannot call unresolved function SSL_library_init QSslSocket: cannot call unresolved function ERR_get_error QFont::setPixelSize: Pixel size <= 0 (0)

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  • Bookmarking n Joomla

    - by Aruna
    Hi, i am using the Plugin Content Bookmarker downloaded from http://dev.aarthikaindia.com/downloads/category/3-plugins.html for my site. Some of the Articles are able to Bookmark like if i click on the Bookmark (twitter) , it directly bookmarks in Twitter with Some description of the Article where some of the Articles are not bookmarked instead it just links to http://www.twitter.com.. Code : <?php // no direct access defined( '_JEXEC' ) or die( 'Restricted access' ); $mainframe->registerEvent( 'onAfterDisplayContent', 'plgContentBookmarker' ); function plgContentBookmarker( &$row, &$params, $page=0 ) { $plugin = & JPluginHelper::getPlugin('content', 'bookmarker'); // Load plugin params info $pluginParams = new JParameter($plugin->params); $id = $row-id; $desc_tags = addslashes(str_replace("\n","", $row->title )); $desc_tags = trim($desc_tags); $desc_tags_space= str_replace(',', ' ', @$desc_tags_space); $desc_tags_semi = str_replace(',', ';', @$desc_tags_semi); $desc_tags_space = str_replace(' ', ' ', @$desc_tags_space); $description1 = strip_tags( $row->introtext ); $description2 = str_replace("'", '', strip_tags($description1)); $description = str_replace('"', '', strip_tags($description2)); $markme_title = $desc_tags; $markme_ddesc = substr($description,0,400).'...'; $baseurl = JURI::base(); $title = $pluginParams->def('title', 'Book Mark this Article'); $facebook = $pluginParams->def('facebook', '1'); $twitter = $pluginParams->def('twitter', '1'); $html.= '<div onmouseover="javascript:if(document.getElementById(\'divShowAddBookmarker'.$id.'\').style.display ==\'none\'){document.getElementById(\'divShowAddBookmarker'.$id.'\').style.display =\'block\';}" onmouseout="javascript:if(document.getElementById(\'divShowAddBookmarker'.$id.'\').style.display ==\'block\'){document.getElementById(\'divShowAddBookmarker'.$id.'\').style.display =\'none\';}" id="divShowAddBookmarker'.$id.'" style="display:none;position:absolute; background-color:#F4F4F4;width:240px;padding:3px;border:2px solid #999999;z-index:999"> <div style="padding:2px;">'; if( $facebook == 1 ) { $html.= '<div style="width:115px;float:left"> <a style="text-decoration:none;" href="http://www.facebook.com/" onclick="window.open(\'http://www.facebook.com/share.php?u=\'+encodeURIComponent(location.href)+\'&amp;t='.$markme_title.'&amp;d='.$markme_ddesc.'\');return false;"> <img style="vertical-align:bottom;padding:1px;" src="'.$baseurl."plugins/content/smart_bookmarker/facebook.gif".'" title="Facebook" name="facebook" border="0" id="facebook" alt="" /> '.JText::_( 'Facebook' ).' </a> </div>'; } if( $twitter == 1 ) { $html.= '<div style="width:115px;float:left"> <a style="text-decoration:none;" href="http://www.twitter.com/" onclick="window.open(\'http://twitter.com/home/?status=\'+encodeURIComponent(location.href)+\'-'.$markme_ddesc.'\');return false;"> <img style="vertical-align:bottom;padding:1px;" src="'.$baseurl."plugins/content/smart_bookmarker/twitter.gif".'" title="twitter" name="twitter" border="0" id="twitter" alt="" /> '.JText::_( 'Twitter' ).' </a> </div>'; } $html.= '<div style="clear:both"></div> </div> </div>'; return $html; } ? In the CODE $markme_ddesc is used to give the status message which is the actual portion of the content which is tweeted .. I had a doubt whether this $markme_ddesc is used to make the issue.. Is it so.. Please suggest me..

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  • View Generated Source (After AJAX/JavaScript) in C#

    - by Michael La Voie
    Is there a way to view the generated source of a web page (the code after all AJAX calls and JavaScript DOM manipulations have taken place) from a C# application without opening up a browser from the code? Viewing the initial page using a WebRequest or WebClient object works ok, but if the page makes extensive use of JavaScript to alter the DOM on page load, then these don't provide an accurate picture of the page. I have tried using Selenium and Watin UI testing frameworks and they work perfectly, supplying the generated source as it appears after all JavaScript manipulations are completed. Unfortunately, they do this by opening up an actual web browser, which is very slow. I've implemented a selenium server which offloads this work to another machine, but there is still a substantial delay. Is there a .Net library that will load and parse a page (like a browser) and spit out the generated code? Clearly, Google and Yahoo aren't opening up browsers for every page they want to spider (of course they may have more resources than me...). Is there such a library or am I out of luck unless I'm willing to dissect the source code of an open source browser? SOLUTION Well, thank you everyone for you're help. I have a working solution that is about 10X faster then Selenium. Woo! Thanks to this old article from beansoftware I was able to use the System.Windows.Forms.WebBrwoswer control to download the page and parse it, then give em the generated source. Even though the control is in Windows.Forms, you can still run it from Asp.Net (which is what I'm doing), just remember to add System.Window.Forms to your project references. There are two notable things about the code. First, the WebBrowser control is called in a new thread. This is because it must run on a single threaded apartment. Second, the GeneratedSource variable is set in two places. This is not due to an intelligent design decision :) I'm still working on it and will update this answer when I'm done. wb_DocumentCompleted() is called multiple times. First when the initial HTML is downloaded, then again when the first round of JavaScript completes. Unfortunately, the site I'm scraping has 3 different loading stages. 1) Load initial HTML 2) Do first round of JavaScript DOM manipulation 3) pause for half a second then do a second round of JS DOM manipulation. For some reason, the second round isn't cause by the wb_DocumentCompleted() function, but it is always caught when wb.ReadyState == Complete. So why not remove it from wb_DocumentCompleted()? I'm still not sure why it isn't caught there and that's where the beadsoftware article recommended putting it. I'm going to keep looking into it. I just wanted to publish this code so anyone who's interested can use it. Enjoy! using System.Threading; using System.Windows.Forms; public class WebProcessor { private string GeneratedSource{ get; set; } private string URL { get; set; } public string GetGeneratedHTML(string url) { URL = url; Thread t = new Thread(new ThreadStart(WebBrowserThread)); t.SetApartmentState(ApartmentState.STA); t.Start(); t.Join(); return GeneratedSource; } private void WebBrowserThread() { WebBrowser wb = new WebBrowser(); wb.Navigate(URL); wb.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler( wb_DocumentCompleted); while (wb.ReadyState != WebBrowserReadyState.Complete) Application.DoEvents(); //Added this line, because the final HTML takes a while to show up GeneratedSource= wb.Document.Body.InnerHtml; wb.Dispose(); } private void wb_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e) { WebBrowser wb = (WebBrowser)sender; GeneratedSource= wb.Document.Body.InnerHtml; } }

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  • Process spawned by exec-maven-plugin blocks the maven process

    - by Arnab Biswas
    I am trying to execute the following scenario using maven : pre-integration-phase : Start a java based application using a main class (using exec-maven-plugin) integration-phase : Run the integration test cases (using maven-failsafe-plugin) post-integration-phase: Stop the application gracefully (using exec-maven-plugin) Here is pom.xml snip: <plugins> <plugin> <groupId>org.codehaus.mojo</groupId> <artifactId>exec-maven-plugin</artifactId> <version>1.2.1</version> <executions> <execution> <id>launch-myApp</id> <phase>pre-integration-test</phase> <goals> <goal>exec</goal> </goals> </execution> </executions> <configuration> <executable>java</executable> <arguments> <argument>-DMY_APP_HOME=/usr/home/target/local</argument> <argument>-Djava.library.path=/usr/home/other/lib</argument> <argument>-classpath</argument> <classpath/> <argument>com.foo.MyApp</argument> </arguments> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-failsafe-plugin</artifactId> <version>2.12</version> <executions> <execution> <goals> <goal>integration-test</goal> <goal>verify</goal> </goals> </execution> </executions> <configuration> <forkMode>always</forkMode> </configuration> </plugin> </plugins> If I execute mvn post-integration-test, my application is getting started as a child process of the maven process, but the application process is blocking the maven process from executing the integration tests which comes in the next phase. Later I found that there is a bug (or missing functionality?) in maven exec plugin, because of which the application process blocks the maven process. To address this issue, I have encapsulated the invocation of MyApp.java in a shell script and then appended “/dev/null 2&1 &” to spawn a separate background process. Here is the snip (this is just a snip and not the actual one) from runTest.sh: java - DMY_APP_HOME =$2 com.foo.MyApp > /dev/null 2>&1 & Although this solves my issue, is there any other way to do it? Am I missing any argument for exec-maven-plugin?

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  • Missing a constant on load.. how can i get around this? (Rails::Plugin::OpenID)

    - by Chris Kimpton
    I have a Rails 2 project that I am trying to upgrade to Rails 3, but getting some issues with bundler. When I run "rake", it runs the tests just fine. But when I run "bundle exec rake" it fails to find a constant. The error is this: /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/dependencies.rb:131:in `const_missing': uninitialized constant Rails::Plugin::OpenID (NameError) from /Users/kimptoc/Documents/ruby/borisbikes/borisbikestats.pre3/vendor/plugins/open_id_authentication/init.rb:16:in `evaluate_init_rb' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:182:in `call' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:182:in `evaluate_method' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:166:in `call' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:90:in `run' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:90:in `each' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:90:in `send' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:90:in `run' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/activesupport-2.3.9/lib/active_support/callbacks.rb:276:in `run_callbacks' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/actionpack-2.3.9/lib/action_controller/dispatcher.rb:51:in `send' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/actionpack-2.3.9/lib/action_controller/dispatcher.rb:51:in `run_prepare_callbacks' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/rails-2.3.9/lib/initializer.rb:631:in `prepare_dispatcher' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/rails-2.3.9/lib/initializer.rb:185:in `process' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/rails-2.3.9/lib/initializer.rb:113:in `send' from /Users/kimptoc/.rvm/gems/ruby-1.8.7-p330@p-borisbikestats-pre-rails3/gems/rails-2.3.9/lib/initializer.rb:113:in `run' from /Users/kimptoc/Documents/ruby/borisbikes/borisbikestats.pre3/config/environment.rb:9 from ./test/test_helper.rb:2:in `require' from ./test/test_helper.rb:2 I have these gems installed: $ gem list *** LOCAL GEMS *** actionmailer (2.3.9) actionpack (2.3.9) activerecord (2.3.9) activeresource (2.3.9) activesupport (2.3.9) authlogic (2.1.3) bundler (1.0.7) gravtastic (2.2.0) linecache (0.43) mocha (0.9.10) newrelic_rpm (2.13.4) parseexcel (0.5.2) rack (1.1.0) rack-openid (1.1.1) rails (2.3.9) rake (0.8.7) ruby-debug-base (0.10.5.jb2, 0.10.4) ruby-debug-ide (0.4.15) ruby-openid (2.1.8, 2.1.7, 2.0.4) sqlite3-ruby (1.3.2) The bundler Gemfile is as follows: source 'http://rubygems.org' #gem 'rails', '3.0.3' gem "rails", "2.3.9" gem "activesupport", "2.3.9" gem "ruby-openid", "2.1.7", :require => "openid" #gem "authlogic-oid", "1.0.4" # Bundle edge Rails instead: # gem 'rails', :git => 'git://github.com/rails/rails.git' gem 'sqlite3-ruby', :require => 'sqlite3' gem "authlogic", "= 2.1.3" gem "newrelic_rpm" # gem "facebooker" gem "parseexcel" gem 'gravtastic', '= 2.2.0' gem "rack-openid", '=1.1.1', :require => 'rack/openid' # not sure what this does... gem "mocha" I have these plugins installed: 2dc_jqgrid authlogic_openid open_id_authentication squirrel I see these similar questions: Missing a constant on load.. how can i get around this? and Requiring gem in Rails 3 Controller failing with "Constant Missing" But their solutions dont seem to work for my situation. I am guessing the issue is around the plugins, but my ruby-foo is too weak. Thanks in advance, Chris

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  • JSF SSL Hazzard

    - by java beginner
    In my application it is required that only certain pages need to be secured using SSL so I configured it security-constraint> <display-name>Security Settings</display-name> <web-resource-collection> <web-resource-name>SSL Pages</web-resource-name> <description/> <url-pattern>/*.jsp</url-pattern> <http-method>GET</http-method> <http-method>POST</http-method> </web-resource-collection> <user-data-constraint> <description>CONFIDENTIAL requires SSL</description> <transport-guarantee>CONFIDENTIAL</transport-guarantee> </user-data-constraint> and added filter http://blogs.sun.com/jluehe/entry/how_to_downshift_from_https but only one hazard is there. I am using it with richFaces. Once it goes to HTTPS its not changing the page—I mean if I perform post action it doesn't actually happen. But if I do it from the local machine's browser it works perfectly, from a remote browser it stucks with HTTPS and not changing after that. Here is my web.xml's snap: <filter> <filter-name>MyFilter</filter-name> <filter-class>MyFilter</filter-class> <init-param> <param-name>httpPort</param-name> <param-value>8080</param-value> </init-param> </filter> <filter-mapping> <filter-name>MyFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <security-constraint> <web-resource-collection> <web-resource-name>Protected resource</web-resource-name> <url-pattern>somePattern</url-pattern> <http-method>GET</http-method> <http-method>POST</http-method> </web-resource-collection> <user-data-constraint> <transport-guarantee>CONFIDENTIAL</transport-guarantee> </user-data-constraint> </security-constraint> and some other filters of richfaces. Problem is strange. If I try to access the web app from local's machine's browser it works fine but in remote machine's browser once it get into HTTP, all the forms of that page aswell as href stops working.(JSF,facelet is used.)

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  • developing maven plugin, how to exclude bitkeeper files

    - by Denali
    Hi There, I am trying to write my first maven plugin. I'd like to exclude all the java files related to the source repository I'm using, which is BitKeeper. These files live in directories called SCCS. I can't for the life of me figure out how to do this. When I add the maven-compile-plugin with excludes data, it works (the bk files are excluded) if I specify mvn compiler:compile. But this is not binding to the compile phase. So that when I run mvn compile, it blows up trying to compile a source control specific java file. Any help or pointers appreciated. Another thing to note: Everything works perfectly if I change the packaging from "maven-plugin" to "jar", which of course, I can't do permanently since this is a maven plugin I am trying to write. I'm sorry if this is answered elsewhere. I've looked around for several hours here and through the maven docs, but everything on this topic seems to be related to writing code which will be packaged in jars, not maven plugins. Here's my pom.xml: <project> <modelVersion>4.0.0</modelVersion> <groupId>com.mycomp.mygroup</groupId> <artifactId>special-persistence-plugin</artifactId> <packaging>maven-plugin</packaging> <version>1.0-SNAPSHOT</version> <name>Special Persistence Plugin</name> <dependencies> <dependency> <groupId>org.apache.maven</groupId> <artifactId>maven-plugin-api</artifactId> <version>2.0</version> </dependency> </dependencies> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.6</source> <target>1.6</target> <encoding>UTF-8</encoding> <excludes> <exclude>**/SCCS/**/*.java</exclude> </excludes> <phase>compile</phase> <goals> <goal>compiler:compile</goal> </goals> </configuration> </plugin> </plugins> </build> </project> Thank you to anyone with ideas about this, -Denali

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  • maven scm plugin deleting output folder in every execution

    - by Udo Fholl
    Hi all, I need to download from 2 different svn locations to the same output directory. So i configured 2 different executions. But every time it executes a checkout deletes the output directory so it also deletes the already downloaded projects. Here is a sample of my pom.xml: <profiles> <profile> <id>checkout</id> <activation> <property> <name>checkout</name> <value>true</value> </property> </activation> <build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-scm-plugin</artifactId> <version>1.3</version> <configuration> <username>${svn.username}</username> <password>${svn.pass}</password> <checkoutDirectory>${path}</checkoutDirectory> <skipCheckoutIfExists /> </configuration> <executions> <execution> <id>checkout_a</id> <configuration> <connectionUrl>scm:svn:https://host_n/folder</connectionUrl> <checkoutDirectory>${path}</checkoutDirectory> </configuration> <phase>process-resources</phase> <goals> <goal>checkout</goal> </goals> </execution> <execution> <id>checkout_b</id> <configuration> <connectionUrl>scm:svn:https://host_l/anotherfolder</connectionUrl> <checkoutDirectory>${path}</checkoutDirectory> </configuration> <phase>process-resources</phase> <goals> <goal>checkout</goal> </goals> </execution> </executions> </plugin> </plugins> </build> </profile> Is there any way to prevent the executions to delete the folder ${path} ? Thank you. PS: I cant format the pom.xml fragment correctly, sorry!

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  • Authlogic OpenID integration

    - by Craig
    I'm having difficulty getting OpenId authentication working with Authlogic. It appears that the problem arose with changes to the open_id_authentication plugin. From what I've read so far, one needs to switch from using gems to using plugins. Here's what I done thus far to get Authlogic-OpenID integration working: Removed relevant gems: authlogic authlogic-oid rack-openid ruby-openid * Installed, configured, and started the authlogic sample application (http://github.com/binarylogic/authlogic_example)--works as expected. This required: installing the authlogic (2.1.3) gem ($ sudo gem install authlogic) adding a dependency (config.gem "authlogic") to the environment.rb file. added migration to add open-id support to User model; ran migration; columns added as expected made changes to the UsersController and UserSessionsController to use blocks to save each. made changes to new user-sessions view to support open id (f.text_field :openid_identifier) installed open_id_authentication plugin ($ script/plugin install git://github.com/rails/open_id_authentication.git) installed the authlogic-oid plugin ($ script/plugin install git://github.com/binarylogic/authlogic_openid.git) installed the plugin ($ script/plugin install git://github.com/glebm/ruby-openid.git) restarted mongrel (CTRL-C; $ script/server) Mogrel failed to start, returning the following error: /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `gem_original_require': no such file to load -- rack/openid (MissingSourceFile) from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:521:in `new_constants_in' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/plugins/open_id_authentication/lib/open_id_authentication.rb:3 from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:521:in `new_constants_in' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/plugins/open_id_authentication/init.rb:5:in `evaluate_init_rb' from ./script/../config/../vendor/rails/railties/lib/rails/plugin.rb:146:in `evaluate_init_rb' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/core_ext/kernel/reporting.rb:11:in `silence_warnings' from ./script/../config/../vendor/rails/railties/lib/rails/plugin.rb:142:in `evaluate_init_rb' from ./script/../config/../vendor/rails/railties/lib/rails/plugin.rb:48:in `load' from ./script/../config/../vendor/rails/railties/lib/rails/plugin/loader.rb:38:in `load_plugins' from ./script/../config/../vendor/rails/railties/lib/rails/plugin/loader.rb:37:in `each' from ./script/../config/../vendor/rails/railties/lib/rails/plugin/loader.rb:37:in `load_plugins' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:348:in `load_plugins' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:163:in `process' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:113:in `send' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:113:in `run' from /Users/craibuc/NetBeansProjects/authlogic_example/config/environment.rb:13 from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:521:in `new_constants_in' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require' from /Users/craibuc/NetBeansProjects/authlogic_example/vendor/rails/railties/lib/commands/server.rb:84 from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `require' from script/server:3 I suspect this is related the rack-openid gem, but as it was dependent upon the ruby-openid gem, it was removed when the ruby-openid gem was removed. Perhaps this can be installed as a plugin. Any assistance with this matter is greatly appreciated--I'm just about to give up on OpenId integration. * ruby-openid (2.1.2) is installed at /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8. I'm not certain if this is affecting anything. In any case, I'm not sure how to uninstall it or if I should. ** edit ** It appears that there are a number of gems in the /Library/Ruby/Gems/1.8/gems directory that may be causing an issue: authlogic-oid (1.0.4) rack-openid (1.0.3) ruby-openid (2.1.7) Questions: - why doesn't the gem list command list these gems? - Why doesn't the gem uninstall command remove these gems?

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  • Problems with maven output directory

    - by Gandalf StormCrow
    I'm using almost same POM for both my projects, they are on the same workspace but they are not related at all, they are related however because in both I use spring and jboss. Here is the pom : <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>com.springinaction.hello</groupId> <artifactId>spring-in-action</artifactId> <packaging>jar</packaging> <version>0.0.1-SNAPSHOT</version> <name>spring-in-action</name> <url>http://maven.apache.org</url> <properties> <jboss.ome>C:\jboss-5.1.0.GA\server\default\deploy</jboss.ome> <springversion>2.5.3</springversion> </properties> <dependencies> <dependency> <groupId>org.springframework</groupId> <artifactId>spring</artifactId> <version>${springversion}</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.14</version> <scope>provided</scope> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.0</version> <configuration> <warName>spring-book</warName> <outputDirectory>${jboss.ome}</outputDirectory> </configuration> </plugin> </plugins> </build> </project> What I want to achieve with this POM is that I want to name my war when built spring-book.war and copy it to Jboss location I specified. Now in my first project this works it does exactly what I requested but in other it does not. I changed springversion and jboss home properties variable but everything remains the same, what can I do ? The project builds and all, everything is working perfectly just I don't want to copy everytime in my jboss dir and previously remove the old war, it takes about 20sec on each source code change its a lot

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  • Maven not setting classpath for dependencies properly

    - by Matthew
    OS name: "linux" version: "2.6.32-27-generic" arch: "i386" Family: "unix" Apache Maven 2.2.1 (r801777; 2009-08-06 12:16:01-0700) Java version: 1.6.0_20 I am trying to use the mysql dependency in with maven in ubuntu. If I move the "mysql-connector-java-5.1.14.jar" file that maven downloaded into my $JAVA_HOME/jre/lib/ext/ folder, everything is fine when I run the jar. I think I should be able to just specify the dependency in the pom.xml file and maven should take care of setting the classpath for the dependency jars automatically. Is this incorrect? My pom.xml file looks like this: <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>com.ion.common</groupId> <artifactId>TestPreparation</artifactId> <version>1.0-SNAPSHOT</version> <packaging>jar</packaging> <name>TestPrep</name> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties> <build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-jar-plugin</artifactId> <configuration> <archive> <manifest> <addClasspath>true</addClasspath> <mainClass>com.ion.common.App</mainClass> </manifest> </archive> </configuration> </plugin> </plugins> </build> <dependencies> <!-- JUnit testing dependency --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <!-- MySQL database driver --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.14</version> <scope>compile</scope> </dependency> </dependencies> </project> The command "mvn package" builds it without any problems, and I can run it, but when the application attempts to access the database, this error is presented: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver at java.net.URLClassLoader$1.run(URLClassLoader.java:217) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at java.lang.ClassLoader.loadClass(ClassLoader.java:321) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) at java.lang.ClassLoader.loadClass(ClassLoader.java:266) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:186) at com.ion.common.Functions.databases(Functions.java:107) at com.ion.common.App.main(App.java:31) The line it is failing on is: Class.forName("com.mysql.jdbc.Driver"); Can anyone tell me what I'm doing wrong or how to fix it?

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  • There's some html content in a file which is downloaded using PHP scripts on firefox

    - by chqiu
    I use the following to download a file with PHP: ob_start(); $browser = id_browser(); header('Content-Type: '.(($browser=='IE' || $browser=='OPERA')? 'application/octetstream':'application/octet-stream')); header('Expires: '.gmdate('D, d M Y H:i:s').' GMT'); header('Content-Transfer-Encoding: binary'); header('Content-Length: '.filesize(realpath($fullpath))); //header("Content-Encoding: none"); if($browser == 'IE') { header('Content-Disposition: attachment; filename="'.$file.'"'); header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); header('Pragma: public'); } else { header('Content-Disposition: attachment; filename="'.$file.'"'); header('Cache-Control: no-cache, must-revalidate'); header('Pragma: no-cache'); } //@set_time_limit( 0 ); ReadFileChunked(utf8_decode($fullpath)); ob_end_flush(); The source code of ReadFileChunked is: function ReadFileChunked($filename,$retbytes=true) { $chunksize = 1*(1024*1024); $remainFileSize = filesize($filename); if($remainFileSize < $chunksize) $chunksize = $remainFileSize; $buffer = ''; $cnt =0; // $handle = fopen($filename, 'rb'); //echo $filename."<br>"; $handle = fopen($filename, 'rb'); if ($handle === false) { //echo 1; return false; } //echo 2; while (!feof($handle)) { //echo "current remain file size $remainFileSize<br>"; //echo "current chunksize $chunksize<br>"; $buffer = fread($handle, $chunksize); echo $buffer; sleep(1); ob_flush(); flush(); if ($retbytes) { $cnt += strlen($buffer); } $remainFileSize -= $chunksize; if($remainFileSize == 0) break; if($remainFileSize < $chunksize) { $chunksize = $remainFileSize; } } $status = fclose($handle); if ($retbytes && $status) { return $cnt; // return num. bytes delivered like readfile() does. } return $status; } The question is : The file downloaded will contiain some html tags which are the content of the html code generated by the php. The error will happened when downloading the txt file with the file size smaller than 4096 bytes. Please help me to slove this problem , thank you very much! Chu

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  • urllib2 misbehaving with dynamically loaded content

    - by Sheena
    Some Code headers = {} headers['user-agent'] = 'User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:16.0) Gecko/20100101 Firefox/16.0' headers['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8' headers['Accept-Language'] = 'en-gb,en;q=0.5' #headers['Accept-Encoding'] = 'gzip, deflate' request = urllib.request.Request(sURL, headers = headers) try: response = urllib.request.urlopen(request) except error.HTTPError as e: print('The server couldn\'t fulfill the request.') print('Error code: {0}'.format(e.code)) except error.URLError as e: print('We failed to reach a server.') print('Reason: {0}'.format(e.reason)) else: f = open('output/{0}.html'.format(sFileName),'w') f.write(response.read().decode('utf-8')) A url http://groupon.cl/descuentos/santiago-centro The situation Here's what I did: enable javascript in browser open url above and keep an eye on the console disable javascript repeat step 2 use urllib2 to grab the webpage and save it to a file enable javascript open the file with browser and observe console repeat 7 with javascript off results In step 2 I saw that a whole lot of the page content was loaded dynamically using ajax. So the HTML that arrived was a sort of skeleton and ajax was used to fill in the gaps. This is fine and not at all surprising Since the page should be seo friendly it should work fine without js. in step 4 nothing happens in the console and the skeleton page loads pre-populated rendering the ajax unnecessary. This is also completely not confusing in step 7 the ajax calls are made but fail. this is also ok since the urls they are using are not local, the calls are thus broken. The page looks like the skeleton. This is also great and expected. in step 8: no ajax calls are made and the skeleton is just a skeleton. I would have thought that this should behave very much like in step 4 question What I want to do is use urllib2 to grab the html from step 4 but I cant figure out how. What am I missing and how could I pull this off? To paraphrase If I was writing a spider I would want to be able to grab plain ol' HTML (as in that which resulted in step 4). I dont want to execute ajax stuff or any javascript at all. I don't want to populate anything dynamically. I just want HTML. The seo friendly site wants me to get what I want because that's what seo is all about. How would one go about getting plain HTML content given the situation I outlined? To do it manually I would turn off js, navigate to the page and copy the html. I want to automate this. stuff I've tried I used wireshark to look at packet headers and the GETs sent off from my pc in steps 2 and 4 have the same headers. Reading about SEO stuff makes me think that this is pretty normal otherwise techniques such as hijax wouldn't be used. Here are the headers my browser sends: Host: groupon.cl User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:16.0) Gecko/20100101 Firefox/16.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-gb,en;q=0.5 Accept-Encoding: gzip, deflate Connection: keep-alive Here are the headers my script sends: Accept-Encoding: identity Host: groupon.cl Accept-Language: en-gb,en;q=0.5 Connection: close Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 User-Agent: User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:16.0) Gecko/20100101 Firefox/16.0 The differences are: my script has Connection = close instead of keep-alive. I can't see how this would cause a problem my script has Accept-encoding = identity. This might be the cause of the problem. I can't really see why the host would use this field to determine the user-agent though. If I change encoding to match the browser request headers then I have trouble decoding it. I'm working on this now... watch this space, I'll update the question as new info comes up

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  • jquery drag and drop script and problem in reading json array

    - by Mac Taylor
    i made a script , exactly like wordpress widgets page and u can drag and drop objects this is my jquery script : <script type="text/javascript" >$(function(){ $('.widget') .each(function(){ $(this).hover(function(){ $(this).find('h4').addClass('collapse'); }, function(){ $(this).find('h4').removeClass('collapse'); }) .find('h4').hover(function(){ $(this).find('.in-widget-title').css('visibility', 'visible'); }, function(){ $(this).find('.in-widget-title').css('visibility', 'hidden'); }) .click(function(){ $(this).siblings('.widget-inside').toggle(); //Save state on change of collapse state of panel updateWidgetData(); }) .end() .find('.in-widget-title').css('visibility', 'hidden'); }); $('.column').sortable({ connectWith: '.column', handle: 'h4', cursor: 'move', placeholder: 'placeholder', forcePlaceholderSize: true, opacity: 0.4, start: function(event, ui){ //Firefox, Safari/Chrome fire click event after drag is complete, fix for that if($.browser.mozilla || $.browser.safari) $(ui.item).find('.widget-inside').toggle(); }, stop: function(event, ui){ ui.item.css({'top':'0','left':'0'}); //Opera fix if(!$.browser.mozilla && !$.browser.safari) updateWidgetData(); } }) .disableSelection(); }); function updateWidgetData(){ var items=[]; $('.column').each(function(){ var columnId=$(this).attr('id'); $('.widget', this).each(function(i){ var collapsed=0; if($(this).find('.widget-inside').css('display')=="none") collapsed=1; //Create Item object for current panel var item={ id: $(this).attr('id'), collapsed: collapsed, order : i, column: columnId }; //Push item object into items array items.push(item); }); }); //Assign items array to sortorder JSON variable var sortorder={ items: items }; //Pass sortorder variable to server using ajax to save state $.post("blocks.php"+"&order="+$.toJSON(sortorder), function(data){ $('#console').html(data).fadeIn("slow"); }); } </script> main part is saving object orders in table and this is my php part : function stripslashes_deep($value) { $value = is_array($value) ? array_map('stripslashes_deep', $value) : stripslashes($value); return $value; } $order = $_GET['order']; $order = sql_quote($order); if(empty($order)){ echo "Invalid data"; exit; } global $db,$prefix; if (get_magic_quotes_gpc()) { $_POST = array_map('stripslashes_deep', $_POST); $_GET = array_map('stripslashes_deep', $_GET); $_COOKIE = array_map('stripslashes_deep', $_COOKIE); $_REQUEST = array_map('stripslashes_deep', $_REQUEST); } $data=json_decode($order); foreach($newdata->items as $item) { //Extract column number for panel $col_id=preg_replace('/[^\d\s]/', '', $item->column); //Extract id of the panel $widget_id=preg_replace('/[^\d\s]/', '', $item->id); $sql="UPDATE blocks_tbl SET bposition='$col_id', weight='".$item->order."' WHERE id='".$widget_id."'"; mysql_query($sql) or die('Error updating widget DB'); } print_r($order); now forexample the output is this : items\":[{\"id\":\"item26\",\"collapsed\":1,\"order\":0,\"column\":\"c\"},{\"id\":\"item0\",\"collapsed\":1,\"order\":0,\"column\":\"i\"},{\"id\":\"item0\",\"collapsed\":1,\"order\":1,\"column\":\"i\"},{\"id\":\"item1\",\"collapsed\":1,\"order\":2,\"column\":\"i\"},{\"id\":\"item3\",\"collapsed\":1,\"order\":3,\"column\":\"i\"},{\"id\":\"item16\",\"collapsed\":1,\"order\":4,\"column\":\"i\"},{\"id\":\"item0\",\"collapsed\":1,\"order\":5,\"column\":\"i\"},{\"id\":\"item6\",\"collapsed\":1,\"order\":6,\"column\":\"i\"},{\"id\":\"item17\",\"collapsed\":1,\"order\":7,\"column\":\"i\"},{\"id\":\"item19\",\"collapsed\":1,\"order\":8,\"column\":\"i\"},{\"id\":\"item10\",\"collapsed\":1,\"order\":9,\"column\":\"i\"},{\"id\":\"item11\",\"collapsed\":1,\"order\":10,\"column\":\"i\"},{\"id\":\"item0\",\"collapsed\":1,\"order\":0,\"column\":\"l\"},{\"id\":\"item5\",\"collapsed\":1,\"order\":1,\"column\":\"l\"},{\"id\":\"item8\",\"collapsed\":1,\"order\":2,\"column\":\"l\"},{\"id\":\"item13\",\"collapsed\":1,\"order\":3,\"column\":\"l\"},{\"id\":\"item21\",\"collapsed\":1,\"order\":4,\"column\":\"l\"},{\"id\":\"item28\",\"collapsed\":1,\"order\":5,\"column\":\"l\"},{\"id\":\"item7\",\"collapsed\":1,\"order\":0,\"column\":\"r\"},{\"id\":\"item20\",\"collapsed\":1,\"order\":1,\"column\":\"r\"},{\"id\":\"item15\",\"collapsed\":1,\"order\":2,\"column\":\"r\"},{\"id\":\"item18\",\"collapsed\":1,\"order\":3,\"column\":\"r\"},{\"id\":\"item14\",\"collapsed\":1,\"order\":4,\"column\":\"r\"}]} question is how can i find out column_id or order im a little bit confused

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  • Start Learning Ruby with IronRuby – Setting up the Environment

    - by kazimanzurrashid
    Recently I have decided to learn Ruby and for last few days I am playing with IronRuby. Learning a new thing is always been a fun and when it comes to adorable language like Ruby it becomes more entertaining. Like any other language, first we have to create the development environment. In order to run IronRuby we have to download the binaries form the IronRuby CodePlex project. IronRuby supports both .NET 2.0 and .NET 4, but .NET 4 is the recommended version, you can download either the installation or the zip file. If you download the zip file make sure you added the bin directory in the environment path variable. Once you are done, open up the command prompt and type : ir –v It should print message like: IronRuby 1.0.0.0 on .NET 4.0.30319.1 The ir is 32bit version of IronRuby, if you want to use 64bit you can try ir64. Next, we have to find a editor where we can write our Ruby code as there is currently no integration story of IronRuby with Visual Studio like its twin Iron Python. Among the free IDEs only SharpDevelop has the IronRuby support but it does not have auto complete or debugging built into it, only thing that it supports is the syntax highlighting, so using a text editor which has the same features is nothing different comparing to it. To play with the IronRuby we will be using Notepad++, which can be downloaded from its sourceforge download page. The Notepad++ does have a nice syntax highlighting support : I am using the Vibrant Ink with some little modification. The next thing we have to do is configure the Notepad++ that we can run the Ruby script in IronRuby inside the Notepad++. Lets create a batch(.bat) file in the IronRuby bin directory, which will have the following content: @echo off  cls call ir %1 pause This will make sure that the console will be paused once we run the script. Now click Run->Run in the Notepad++, it will bring up the run dialog and put the following command in the textbox: riir.bat "$(FULL_CURRENT_PATH)" Click the save which will bring another dialog. Type Iron Ruby and assign the shortcut to ctrl + f5 (Same as Visual Studio Start without Debugging) and click ok. Once you are done you will find the IronRuby in the Run menu. Now press ctrl + f5, we will find the ruby script running in the IronRuby. Now there are one last thing that we would like to add which is poor man’s context sensitive help. First, download the ruby language help file from the Ruby Installer site and extract into a directory. Next we will have to install the Language Help Plug-in of Notepad++, click Plugins->Plugin Manger –>Show Plugin Manager and scroll down until you find the plug-in the list, now check the plug-in and click install. Once it is installed it will prompt you to restart the Notepad++, click yes. When the Notepad++ restarts, click the Plugins –> Language Help –> Options –> add and enter the following details and click ok: The chm file location can be different depending upon where you extracted it. Now when you put your in any of ruby keyword and press ctrl + f1 it will take you to the help topic of that keyword. For example, when my caret is in the each of the following code and I press ctrl + f1, it will take me to the each api doc of Array. def loop_demo (1..10).each{ |n| puts n} end loop_demo That’s it for today. Happy Ruby coding.

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  • The Interaction between Three-Tier Client/Server Model and Three-Tier Application Architecture Model

    The three-tier client/server model is a network architectural approach currently used in modern networking. This approach divides a network in to three distinct components. Three-Tier Client/Server Model Components Client Component Server Component Database Component The Client Component of the network typically represents any device on the network. A basic example of this would be computer or another network/web enabled devices that are connected to a network. Network clients request resources on the network, and are usually equipped with a user interface for the presentation of the data returned from the Server Component. This process is done through the use of various software clients, and example of this can be seen through the use of a web browser client. The web browser request information from the Server Component located on the network and then renders the results for the user to process. The Server Components of the network return data based on specific client request back to the requesting client.  Server Components also inherit the attributes of a Client Component in that they are a device on the network and that they can also request information from other Server Components. However what differentiates a Client Component from a Server Component is that a Server Component response to requests from devices on the network. An example of a Server Component can be seen in a web server. A web server listens for new requests and then interprets the request, processes the web pages, and then returns the processed data back to the web browser client so that it may render the data for the user to interpret. The Database Component of the network returns unprocessed data from databases or other resources. This component also inherits attributes from the Server Component in that it is a device on a network, it can request information from other server components and database components, and it also listens for new requests so that it can return data when needed. The three-tier client/server model is very similar to the three-tier application architecture model, and in fact the layers can be mapped to one another. Three-Tier Application Architecture Model Presentation Layer/Logic Business Layer/Logic Data Layer/Logic The Presentation Layer including its underlying logic is very similar to the Client Component of the three-tiered model. The Presentation Layer focuses on interpreting the data returned by the Business Layer as well as presents the data back to the user.  Both the Presentation Layer and the Client Component focus primarily on the user and their experience. This allows for segments of the Business Layer to be distributable and interchangeable because the Presentation Layer is not directly integrated in with Business Layer. The Presentation Layer does not care where the data comes from as long as it is in the proper format. This allows for the Presentation Layer and Business Layer to be stored on one or more different servers so that it can provide a higher availability to clients requesting data. A good example of this is a web site that uses load balancing. When a web site decides to take on the task of load balancing they must obtain a network device that sits in front of a one or machines in order to distribute the request across multiple servers. When a user comes in through the load balanced device they are redirected to a specific server based on a few factors. Common Load Balancing Factors Current Server Availability Current Server Response Time Current Server Priority The Business Layer and corresponding logic are business rules applied to data prior to it being sent to the Presentation Layer. These rules are used to manipulate the data coming from the Data Access Layer, in addition to validating any data prior to being stored in the Data Access Layer. A good example of this would be when a user is trying to create multiple accounts under one email address. The Business Layer logic can prevent duplicate accounts by enforcing a unique email for every new account before the data is even stored in the Data Access Layer. The Server Component can be directly tied to this layer in that the server typically stores and process the Business Layer before it is returned to the end-user via the Presentation Layer. In addition the Server Component can also run automated process through the Business Layer on the data in the Data Access Layer so that additional business analysis can be derived from the data that has been already collected. The Data Layer and its logic are responsible for storing information so that it can be easily retrieved. Typical in most modern applications data is stored in a database management system however data can also be in the form of files stored on a file server. In addition a database can take on one of several forms. Common Database Formats XML File Pipe Delimited File Tab Delimited File Comma Delimited File (CSV) Plain Text File Microsoft Access Microsoft SQL Server MySql Oracle Sybase The Database component of the Networking model can be directly tied to the Data Layer because this is where the Data Layer obtains the data to return back the Business Layer. The Database Component basically allows for a place on the network to store data for future use. This enables applications to save data when they can and then quickly recall the saved data as needed so that the application does not have to worry about storing the data in memory. This prevents overhead that could be created when an application must retain all data in memory. As you can see the Three-Tier Client/Server Networking Model and the Three-Tiered Application Architecture Model rely very heavily on one another to function especially if different aspects of an application are distributed across an entire network. The use of various servers and database servers are wonderful when an application has a need to distribute work across the network. Network Components and Application Layers Interaction Database components will store all data needed for the Data Access Layer to manipulate and return to the Business Layer Server Component executes the Business Layer that manipulates data so that it can be returned to the Presentation Layer Client Component hosts the Presentation Layer that  interprets the data and present it to the user

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