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  • Ruby on Rails: Can I do a "link_to" to call a create action?

    - by sjsc
    How would I correctly call the create action from a link_to? Here's the create action: def create recipe = Recipe.create(:name => "French fries") redirect_to recipe end For example, I thought something like this might work: <%= link_to "Create a default recipe", recipe_path, :method => :post %> I'm not sure if that's a recommended (or even correct) way to do it. Any idea?

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  • setting user.dir system property in JBoss 5.1

    - by Spiderman
    In JBoss 4.2.3 the System property 'user.dir' is defined to be <JBoss-root>/bin when I ran the same application on JBoss 5.1 I noticed that it cannot find the System property user.dir why there is no default definition for version 5.1? and how can I define it manually? I followed this suggestion and added my property into properties-service.xml but it had no affect and still JBoss couldn't find the system:user.dir value.

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  • How do I change the title of the "back" button on a Navigation Bar

    - by Dale
    Currently the left bar button default value is the title of the view that loaded the current one, in other words the view to be shown when the button is pressed (back button). I want to change the text shown on the button to something else. I tried putting the following line of code in the view controller's viewDidLoad method but it doesn't seem to work. self.navigationItem.leftBarButtonItem.title = @"Log Out"; What should I do? Thanks.

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  • Greasemonkey Error: Component returned failure code: 0x80004005

    - by well son
    Hi This error triggers only sometimes when I do XMLHTTPRequest. uncaught exception: [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIXMLHttpRequest.setRequestHeader]" nsresult: "0x80004005 (NS_ERROR_FAILURE)" location: "JS frame :: file:///C:/Documents%20and%20Settings/tmp2/Application%20Data/Mozilla/Firefox/Profiles/7e42a04s.default/extensions/%7Be4a8a97b-f2ed-450b-b12d-ee082ba24781%7D/components/greasemonkey.js :: anonymous :: line 1332" data: no how can i fix it?

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  • Changing the id parameter in Rails routing

    - by japancheese
    Hello, Using rails3 new routing system, is it possible to change the default :id parameter resources :users, :key => :username come out with the following routes /users/new /users/:username /users/:username/edit ...etc I'm asking because although the above example is simple, it would be really helpful to do in a current project I'm working on. Is it possible to change this parameter, and if not, is there a particular reason as to why not?

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  • glGenBuffers not defined?

    - by user146780
    I'm using windows and I notice that a lot of functions are grayed out because I guess #ifdef GL_GLEXT_PROTOTYPES is not defined. One of these is the VBO extension. Should I just define GL_GLEXT_PROTOTYPES? Otherwise how else can I use VBOs since im using OpenGL32.dll (I want my application to have no dll dependencies not included in Windows by default.) Thanks

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  • Windows Mobile: "My network card connects to" registry settings

    - by Martin Robins
    Can anybody please tell me the registry setting(s) that are affected in Windows Mobile 6.1 when a user selects Start - Settings - Connections - Wi-Fi and then changes the value of the "My network card connects to" drop down list on the "Network Adapters" tab? I have a device that seems to default this to "The Internet" when in fact the Wi-Fi connects to the corporate network and I would like to be able to change this programatically rather than expecting 250+ users to have to do it manually every time they reboot their devices. Thanks.

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  • What size of folders show ls -la

    - by Bkmz
    Hi. I'm interesting in information what show me output ls -la in linux. So, default size is 4K. But if there are a lot of files, maybe with zero size, such as PHP sessions =), the size != 4K. What showing me ls -la? And after, when i clean this folder i see tha last max size.

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  • Native SQL - How to set the schema and database names

    - by icelobber
    Im using Native SQL from ABAP language. The query to get data is something like this SELECT COUNT(ROWID) FROM <SCHEMANAME>.<TABLENAME>;@<DATABASENAME> INTO :localvariable I want to somehow set the schemaname and database name as default so that i do not need to use them in the SELECTs later. Then i can only use the table name in the SELECT. thanks !!

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  • Rewrite URLs for DNN

    - by codemypantsoff
    I have a site and already trying to do a little url rewritting but want to know if there is a solution to make it better my current state urls look like this http://snit.us/Home/tabid/314/CN/1/RE/23/United_States_Missouri.aspx I want to change them to something more ordered so in my new scheme i want to do this http://snit.us/Home/United_States/Missouri/default.aspx obviously the point is that if i remove missouri from the new url it would find all United_States - etc etc etc even better would be to have http://snit.us/Home/United_States/Missouri so its even less cluttered

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  • Managing dependencies with Hadoop Streaming?

    - by beagleguy
    hi all, had a quick hadoop streaming question.. If I'm using python streaming and I have python packages my mappers/reducers require that aren't installed by default do I need to install those on all the hadoop machines as well or is there some sort of serialization that sends them to the remote machines? thanks!

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  • Why does the definition of MyAnnotation need Documented, Inherited, Retention & RetentionPolicy?

    - by cafe
    What is the purpose of these java.lang.annotation imports in this code? Why are they needed to define MyAnnotation? import java.lang.annotation.Documented; import java.lang.annotation.Inherited; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; @Documented @Retention(RetentionPolicy.RUNTIME) @Inherited public @interface MyAnnotation { String value() default ""; }

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  • Flash Animation and Sound Loop

    - by Joseph
    ok so im having an issue with Flash CS5. I have a sound looping, and my animation is only 13 frames long, while the song is like a minute long, so each time the animation loops threw the default "Loop Playback" a new sound audio is played which os overlapping the previous over and over causing a massive echo effect. Whats the best way to loop both of them insync, or atleast copy and paste the animations frames and make it the length of the song?

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  • how do I make my submenu position dynamic based on the distance to the edge of the window?

    - by Mario Antoci
    I'm trying to write a jQuery script that will find the distance to the right edge of the browser window from my css class element and then position the child submenu dropdowns to the right or left depending on the available space to the right. Also it needs to revert to the default settings on hoverout. Here is what I have so far but it's not calculating properly. $(document).ready(function(){ $('#dnnMenu .subLevel').hover(function(){ if ($(window).width() - $('#dnnMenu .subLevel').offset().left - '540' >= '270') { $('#dnnMenu .subLevelRight').css('left', '270px');} else {$('#dnnMenu .subLevelRight').css('left', '-270px');} }); $(document).ready(function () { function HoverOver() { $(this).addClass('hover'); } function HoverOut() { $(this).removeClass('hover'); } var config = { sensitivity: 2, interval: 100, over: HoverOver, timeout: 100, out: HoverOut }; $("#dnnMenu .topLevel > li.haschild").hoverIntent(config); $(".subLevel li.haschild").hover(HoverOver, HoverOut); }); Basically I tried to take the width of the current window, minus the distance to the left edge of the browser of the first level submenu, minus the width of both elements together which would equal 540px, to calculate the distance to the right edge of the window when the first level submenu is hovered over. if the distance to the right of my first level submenu element is less than 540px then the second level sub menu css property is changed to position to the left instead of right. I also know that it needs to revert back to default after hover out so it can recalculate the distance from other positions within the menu structure and still have those second level submenus with enough room to still display on the right of the first level. here is css for the elements in question. #dnnMenu .subLevel{ display: none; position: absolute; margin: 0; z-index: 1210; background: #639ec8; text-transform: none;} #dnnMenu .subLevelRight{ position: absolute; display: none; left: 270px; top: 0px;} The site's not live yet and I tried to create a jsfiddle but it doesn't look right. Any help would be greatly appreciated! Best Regards, Mario

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  • "session" bean scope in a web application - reliable ?

    - by EugeneP
    Can you rely on this scope and be sure that every time 1) a new session starts, the Spring bean will be initialized with default values 2) while session is kept alive, the current object will store its state during session life, will never be lost or corrupted and can always be got with [webappcontext].getBean ?

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  • Does anyone know what happens if you do not implement iequtalable when using generic collections?

    - by ChloeRadshaw
    I asked a question here : http://stackoverflow.com/questions/2476793/when-to-use-iequatable-and-why about using Iequatable. From the msdn: The IEquatable(T) interface is used by generic collection objects such as Dictionary(TKey, TValue), List(T), and LinkedList(T) when testing for equality in such methods as Contains, IndexOf, LastIndexOf, and Remove. If you dont implement that interface what exactly happens?? Exception / default object equals / ref equals?

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  • How to remove Settings when uninstalling

    - by configurator
    My program is installed with a Visual Studio Setup project. The program, when run, creates a user.config file in its default location since I'm using Settings. When uninsalling, how do I get the uninstaller to remove that user.config file? Also, how do I cause the uninstaller to remove a folder in %AppData%?

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