Rico has been posting performance quizzes for a couple of years now. These are always interesting and useful. He just posted another (#11) which is about dense data structures and I am sure to be useful for those XNA game writers out there! ...

This is pretty cool. The top 5 MEDC 2006 hand-on labs have been converted to Virtual Labs which you can now take. You can download the manuals and walk-through the lab at your own pace. http://msdn.microsoft.com/virtuallabs/windowsmobile/ ...