Silverlight 5 RC available for developers
Silverlight 5 Quick Tip: 64-bit Support
SL5 Elevated Trust Settings for Out of Browser and In Browser
Free GUI Isolated Storage Explorer Tool
WoVS Default Browser Switcher (Visual Studio Extension)
Silverlight Keyboard Controls
The OS Keyboard for touch screen silverlight development is a bit intrusive.
Here are some sample silverlight versions to user instead.
Silverlight How to Command Control
Windows Phone Toolkit ExpanderView in depth| Part1: key concepts and API
Restore and Preserve Page State for Windows Phone 7.5 or Mango Phone
The Big List of What’s New or Improved in Silverlight 5
Simplifying Async Networking with Tasks in Silverlight 5
Building a Twitter client for Windows Phone - Storing the auth data and making sure the user is remembered
WP7 Marketplace statistics
12 hours ago