links for 2010-01-11

• Image Blitting in Silverlight with WriteableBitmapEx « Adam Kinney on Silverlight and Expression Blend
  In Silverlight, the WriteableBitmap class is used to manipulate bitmap data. The current class is pretty low-level, providing access to the bits, but not many convenience features. Thankfully a few community members have started an open source library called WriteableBitmapEx. This library extends the functionality of the WritableBitmap class to include methods for drawing, blending and more.
  (tags: dev msdn silverlight graphics image)
• Scripting with Windows PowerShell
  This page brings together resources for system administrators who are interested in learning about the Windows PowerShell command line and scripting environment. Please let us know how we could make the site more useful for you.
  (tags: powershell dev msdn)
• How to: Back Up a Team Foundation Server
  Use this procedure to back up data on the data-tier server for Team Foundation.
  (tags: dev tfs sourcecode msdn)