Executive Summary : Most of the time, SizeChanged is the right event to use, and LayoutUpdated is the wrong event. The Silverlight 2 layout system offers two events: SizeChanged and LayoutUpdated. They look the same...here is how they are hooked up...

What is pixel snapping? Snapping in general usually refers to allowing a property to take discrete as opposed to continuous values. In Silverlight, values such as Width, Height, Canvas.Left and Canvas.Top are of type double and not restricted to integer...

In Silverlight 1.0, the only container element was Canvas. In Silverlight 2, there are a number of other layout containers, such as Grid, Border and StackPanel, and you can also make your own. Silverlight 2 applications can be completely layout-based...