C# Cookbook, 2nd Edition

Problem: You want to be notified whenever the operating system or a user has initiated an action that requires your application to shut down or be inactive (user logoff, remote session disconnect, system shutdown, hibernate/restore, etc.). This noti...

Problem: You need to programmatically manipulate a service that your application interacts with. Solution: Use the System.ServiceProcess.ServiceController class to control the service. ServiceController allows you to interact with an existing ...

Problem: You want to know what current processes have a given assembly loaded. Solution: Use the GetProcessesAssemblyIsLoadedIn method that we've created for this purpose to return a list of processes that a given assembly is loaded in. GetPro...

Problem: You need a way to disconnect two components of your application (like a web service endpoint and processing logic) so that the first component has to worry about only formatting the instructions and the bulk of the processing occurs in the ...

Problem: You need the path to where the version of the .NET Framework you are running on is located. Solution: Use the GetruntimeDirectoryRuntimeDirectory method (implemented in System.Runtime.InteropServices.RuntimeEnvironment) to return the ...

Problem: You need to determine all of the versions of an assembly that are currently installed in the GAC. Solution: Use the PrintGACRegisteredVersions method (implemented here) to display all of the versions (both native and managed) of an as...

Problem: You need to know the full path to the Windows directory. Solution: Call the GetWinDir method created for your use here to return the Windows directory path in a string: public static string GetWinDir() { string sysDir = En...

Problem: You want to capture output that is going to the standard output stream from within your C# program. Solution: Use the Console.SetOut method to capture and release the standard output stream. SetOut sets the standard output stream to w...

Problem: You want to run code isolated from the main part of your application. Solution: Create a separate appdomain to run the code using the appdomain.CreateDomain method. CreateDomain allows the application to control many aspects of the ap...

Problem: You want to know the current operating system and service pack. Solution: Use the GetOSAndServicePack method shown in Example 20-2 to get a string representing the current operating system and service pack. GetOSAndServicePack uses th...