# My new Coding 4 Fun Column is up on MSDN...
** [How Long Now?](https://msdn.microsoft.com/vbasic/using/columns/code4fun/default.aspx?pull=/library/en-us/dncodefun/html/code4fun07012004.asp) ** **Summary:** Duncan Mackenzie describes how to calculate the difference between two dates in Visual Basic .NET, and builds an application that counts down to the release of Halo 2.