Silverlight Tip of the Day #45: Text Formatting with the TextBlock control - Explore the properties of TextBlock and see how you can apply different formatting to different parts of the text in TextBlock.
Silverlight Tip of the Day #44: Silverlight-enabled WCF Services versus ASMX Web Services - Explains some of the reasons why you should preffer WCF services over traditional web services.
Prevention : The first line of defense, with Attach Property Pixie dust! - A very good example of an Attached Property in the series Building Business Application with Silverlight 2.
Getting the control inside a DataTemplate - Here you can see one way to get reference to a control inside a DataTemplate in a ListBox using the VisualTreeHelper.
Animating Clipping Paths in Silverlight 2 - An example that uses clipping to show only part of an image.
Silverlight vs Flash: Stray Sheep - Another demo implemented in both technologies.