Null Reference exception when accessing property in OnClick...

why I can't use code files from app_code in my code asp.net c#...

two problems with Web Site type project (not Web Application)...

ASP.NET C#: How can I call App_code functions inside of web.config...

MVC Razor Declarative helpers in App_Code does not use web.config namespaces...

ASP.NET web site can't see .cs file in App_Code folder...

Cast ascx within App_Code class...

App_Code files are ignored (Microsoft Visual Web Developer 2010 error)...

Can I have a section of App_Code which compiles separately from the rest of the folder?...

Class in App_Code not accessible by Global.asax.cs...

Get Enum List via GetType...

apply common namespace from web.config to app_code class file...

.Net Build and File Save in App_Code folder...

C# asp.net - The type or namespace name 'Helper' could not be found (are you missing a using...

Is it possible to add two language code files i.e. C# and VB.NET to App_Code? If so, how I could ach...

Question about moving common routines to the App_Code Class...

F# Code in an App_Code subfolder...

ASP.NET : App_Code Class files not getting updated after modification...

Can you move (or duplicate) the "special" .Net folders (App_*) in a subdirectory?...

Page class outside of App_Code will not compile...

NET: Best Practices/guidelines for dividing namespaces between files?...

Linq-to-SQL datacontext not generating an object...

Where should I place additional classes in my MVC application...

Why do custom membership provider files have to be in the app_code folder of my web app?...

Creating Web Services in VS 2005...