How to Work With Null Values in C# and Visual Basic .NET

Here are Visual Studio 2010 videos I put together as part of a training course to pass the the 70-536, 70-515, or 70-511 MCTS or MCPD exams. Be sure to watch them in HD.

First, the Visual Basic version:

Next, the C# version:

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About Tony Northrup

Tony Northrup, MVP, MCITP, MCPD, MCSE, MCTS, and CISSP, is a Windows consultant and author living in Waterford, Connecticut, in the United States. Tony started programming before Windows 1.0 was released, but has focused on Windows administration and development for the last fifteen years. He has written more than two dozen books covering Windows development, networking, and security. Among other titles, Tony is coauthor of the Windows 7 Resource Kit, the Windows Vista Resource Kit, and Windows Server 2008 Networking and Network Access Protection (NAP). When he's not writing, Tony enjoys photography, travel, and being awesome. Tony lives with his girlfriend, Chelsea, her daughter, Madelyn, and three dogs. You can learn more about Tony by visiting his personal website at http://www.northrup.org and his photography portfolio at http://northrupphotography.com.