.NET Framework

We randomly get an error "System.ArgumentException: Invalid token for impersonation - it cannot be duplicated" when executing IntPtr logonToken= WindowsIdentity.GetCurrent().Token;            WindowsIdentity windowsIdentity = new WindowsIdentity(logonToken); ...

Hi, I've implemented some type of cache, to be able to point with multiple references to the same object. Although, this 1-object-stuff is broken if I do a refresh from the DataBase. For instance I declare 2 objects: ...

Hi, Is it possible to create an InputGesture that is a multi-keystroke combination. e.g. like the Ctrl+E,C shortcut for the 'Comment Selection' command under Visual Studio's Edit->Advanced menu My first try was to OR the values together as follows: ...

Please forgive the cross-post to multiple forums. I did it intentionally, but I *think* it was appropriate given the nature of my question. I'm working on an open source code library to help automate and clean up parameter validation code. It's almost ready to go into open beta. ...

Hi, I have a situation that I have a nullable type that can be a int?, double? or any other nullable type. How can I get the contained value of the nullable without knowing its type. I read that in the .NET2.0 beta2 there used to be a INullable ...