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• Check if a javascript file is already loaded on a page

  - by Dave

  How to check in C# if a javascript file is already loaded on to the page? Let's say I have a user control in a different namespace that I load on to a page. I would like to see if a script file doesn't exist before I register it with the scriptmanager.

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• How can I get a round button in C#?

  - by Shaza

  Hey all, I need you to refer me to a good dll file that I can add to my VS in order to have a round button control, any suggestions?

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• AJAX Calendar extender select month and year

  - by nCdy

  Is it real and how can I think about it. To make so the user will select only the month and year, not date, because he need a period on full month, not some date. here is simple control ... <asp:TextBox ID="TextBox3" runat="server" /> <asp:CalendarExtender ID="TextBox3_CalendarExtender" runat="server" Enabled="True" TargetControlID="TextBox3" />

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• Multicolumn display combobox within WPF datagrid

  - by kartheesh

  Hi Experts, I wanted to create custom WPF datagrid control, which allows to have datagridcomboboxcolumn with multicolumn display on selection of combobox, how this can be implemented. Please help Thanks in advance Kartheesh.

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• Best way to registered Event In WPF

  - by Asim Sajjad

  Which is the best way to registered event for example if I wanto to regiested Loaded event for the window or user control , then it is better to registered in the xaml file or in the loaded/initilization function in code behind (C#/VB.net)? Please give explaination of your answer.

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• Some menu customisation in Silverstripe

  - by alienv

  1) i need set different class name for every menu item, based on a menu row (iterating, i need just a number) <% control Menu(1) %> <div class="mainmenu-item-$MenuItemRow"><a href="$Link">$MenuTitle</a></div> <% end_control %> 2) is there a simple way to create an small second menu ?

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• How to allocate memory in another process for windows mobile

  - by Serafeim

  I'd like to read the contents of another process listview control in windows mobile. To do this, I need a pointer to some free memory to that process in order to put the values there (and then read them from my process). This can be done in normal Windows or Win32 with the VirtualAllocEx function. However, this function is not supported in windows mobile ! Can you recommend me a way to allocate that memory?

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• WPF - TextChangedEventArgs being fired twice, and when can e.Changes be greather than 1?

  - by halivingston

  TextChangedEventArgs is being fired twice in my RichTextBox control. Is this normal? Also, when will e.Changes (you know the TextChangedEventArgs) be 1. The only case I can think of is someone pasting content into it. But other times it seems in normal typing a person can really only change 1 paragraph right?

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• A good UI design for rating in .Net

  - by Ben

  Hi, im trying to add a "rating" system to an existing form (i.e 1 star, 2 Star or poor, average,good,excellent etc). Does anyone know of a way to achieve this that is aesthetically pleasing with good UX either in .Net or a free 3rd party control? Thanks

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• ASP.Net incorrect background image style rendered

  - by user144612

  Using ASP.Net, I have a server control for which i would like to add the inline css style "background-image:none". However, when i call: writer.AddStyleAttribute("background-image", "none"); The following inline style is generated (and tries to resolve the url "none"): background-image:url(none) Is there a special syntax I can use to set the background image to none inline?

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• Creating a Modeless Dialog

  - by Tom

  I'm trying to create a child modeless dialog of a dialog and currently I'm using these style parameters: STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU EXSTYLE WS_EX_TOOLWINDOW I'm not being able to transfer the control its parent dialog once i try to create its child dialog. is there anything else I'm missing in the process to make the dialog modeless?

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• How to make an Android app the default for a filetype?

  - by kasplurpo

  I need my app to be the default action for opening a particular file type. How do I control this? Also, how can my app access the file being opened? Thanks.

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• Deploying to Heroku with sensitive setting information

  - by TK

  I'm using GitHub for code and Heroku for the deployment platform for my rails app. I don't want to have sensitive data under Git. Such data include database file settings (database.yml) and some other files that have secret API keys. When I deploy to heroku, how can I deal with files that are not under revision control. When I use Capistrano, I can write some hook methods, but I don't know what to do with Heroku.

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• Binding formview with profile in asp.net

  - by IrfanRaza

  Hello friends, I want to display and update user profile using FormView control. But I dont know exactly how to do this. I am using custom providers for Roles, Membership and Profile. Everything is working fine. Can anybody provide solution? Thanks for sharing your valuable time.

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• What's the easy way to test for 304 reponses?

  - by John Mee

  I need to test if my 304 responses are working, but my development environment is pretty hard set on force no-cache. Is there an easy way to modify the max-age value of the cache-control header before it goes out? I'm perhaps a bit optimistic in hoping chrome (or an extension, or FF) has a console command letting me alter the if-modified-since header then send the request. Maybe paste something into a telnet connection?

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• Silverlight 4 Treeview MVVM WCF

  - by Coppermine

  I'm having an issue with the treeview control from the silverlight 4 toolkit. I can't get it to view to display my data correctly, the toplevel items are shown but the childnodes are nowhere to be seen. More info: I have a wcf service that delivers a list of Categories with nested subcategories to my viewmodel (I made sure to explicitly include my subcategory data). My viewmodel has an observable list property (wich is named Categories) with this data from my WCF service. My ViewModel: _http://pastebin.com/0TpMW3mR My XAML: http://pastebin.com/QCwVeyYu

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• How to restrict focus in textbox

  - by Ashish Singhal

  I have a dialog with few controls. There is a TextBox named txtControl and two Buttons Accept and Cancel. I want that once the focus is in txtControl, the focus should not go away, until I click on Accept or Cancel button. If I try to click on any other control without clicking on Accept or Cancel button, then focus should remains in txtControl. Also I don't want to disable or gay out other controls.

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• Silverlight textblock binding question + MVVM

  - by AdrianDN

  Hello everyone, I'm trying to create a simple textblock control and I'm trying to insert a property from my ViewModel in the middle of the string. E.G. "Hello, My name is XX, bla, bla." (XX is a property from my ViewModel) <TextBlock Text="Hello, My name is {Binding SelectedUser.Name}, bla, bla." /> Is that possible? Regards, Adrian

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• Android - Volume Buttons used in my application

  - by Iuliu Atudosiei

  Hi, I need to use volume buttons to control a variable parameter in my application. I use Activity.onKeyDown to get notified when the button is pressed but the media volume is also increased. Android is doing something like below when I press the volume key: 1. increase media / ringtone volume 2. pass the event to my application Is there a way to avoid increasing the system volume and use volume key only for my application ? Thanks

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• How do you color a rectangle in C# that has been declared in XAML in WPF?

  - by xarzu

  How do you color a rectangle in C# that has been declared in XAML in WPF? There is a rectangle control in XAML. In my C# code there are times in which it would be nice to fill the background color. How does one do this?

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• Difference between ISupportInitialize (BeginInit/EndInit) and SuspendLayout/ResumeLayout

  - by Pato

  Hello All! Could someone please explain what the difference is between using the ISupportInitialize interface methods (BeginInit/EndInit) and using SuspendLayout/ResumeLayout? Is ISupportInitialize ONLY used during construction/"initial" initialization... or can it be used later when you want to add new child controls to an existing parent control? Any particular differences? I greatly appreciate your help! Thank you, Pato

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• Customizing WPF Expander; Make only icon clickable not whole header

  - by Julian Lettner

  I want an Expander that only expands/collapse it's content when the user clicks on the header icon. (Instead of the whole header being clickable.) Do I have to redefine the control Template to do this? How would it look like? Where can I find the standard templates/styles for controls? Thanks for your time.

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• Avaudioplayer problem regarding song overlaping

  - by Ajeet Kumar Yadav

  The problem is in being able to catch the instance of the player to control it i.e. Stop it, Play it etc. The code by default creates multiple instances of the same player and overlaps the songs. I am being unable to reference the player specifically. Do you have an idea as to how we can do so? Thanks, Arun

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• Start to Finish Advanced Project Tutorials

  - by Ronnie Overby

  Can anyone recommend some start to finish project tutorials that really emphasize good design principles and best practices. I am looking for things that demonstrate and emphasize any or all of these: Domain Driven Design Unit Testing Inversion of Control Separation of Concerns Use of interfaces Object Relational Mapping Preferably ASP.NET MVC I am currently watching the Autumn of Agile series, which demonstrates many of these principles. I would like to find more of these tutorials/demos.

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• Really minimum lisp

  - by Mgccl

  What is the minimum set of primitives required such that a language is Turing complete and a lisp variant? Seems like car, cdr and some flow control and something for REPL is enough. It be nice if there is such list. Assume there are only 3 types of data, integers, symbols and lists.(like in picolisp)

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