NetAdvantage for WPF RTM - After a period of Beta testing this collection of rather attractive looking business WPF controls has now been released for download
Explicit Strongly Typed Selective Proxies - This article applies Castle Dynamic Proxy to sho how you can intercept method calls to specific methods on classes
10 ASP.NET Performance and Scalability Secrets - 10 things to help you ASP.NET application fly - some of the tips apply to any technology but al the examples are ASP.NET/Microsoft related
Troubleshooting Expired ASP.NET Session State and Your Options - Scott Hanselman gives some tips on debugging session state problems
Three Rules for Database Work - K. Scott Allen talks about some best practices for databases which really should be part of your development project (but seldom are)
Why threading is hard - Mike Stall talks about the factors that make threading hard
WPF : A Beginners guide part 3 of n - Sacha Barber’s third part of this series, this article covers commands and events.
How-To: Use ClickOnce to deploy your Applications - Shahar Gvirtz gives an overview of clickonce set up with lots of screen shots.
HelloSecureWorld - Microsoft’s new, slightly weird, security site. Collects together videos, virtual labs and blogs in the developer security space