Silverlight 2 uses ServiceReferences.ClientConfig to store WCF related configuration. Manish Dalal wrote a small console utility that switches proper configuration file based on the selected solution configuration. This could help you to automate the build process and eliminate errors when deploying to multiple sites.
Richard Griffin describes 3 different ways in which to use the new theming in your Silverlight application. Read more in his article - `Silverlight Themes 101`.
The two new Silverlight Chopsticks of Gill Cleeren are now available online. The first one is on styling Silverlight controls and the second one - on creating custom Silverlight controls.
Terence Tsang wrote the article `Flash Vs. Silverlight: JavaScript Sample 2`. In the given application, there is a red ball bouncing between the Flash and the Silverlight. You can also check the related post `Flash Vs. Silverlight: JavaScript Sample 1`.
`Using ImplicitStyleManager and Theme Containers` by Jafar Husain contains a WPF XAML snippet example, explanation how ISM works and of course a good work-up on the ImplicityStyleManager and Themes.
`Building high-performance Silverlight Media Players` by Ben Waggoner:” I get involved in a ton of conversations with various internal and external customers about building Silverlight media players. The great thing about Silverlight is that it's deep, and provides lots of ways to build complex applications that include media playback”.