Silverlight

• 4 Simple Steps to Consume WCF Service using Silverlight
• Interaction between Silverlight and HTML
• How to Construct a Reusable Silverlight ASP.NET User Control
• Silverlight 3 Drag Behavior (using WriteableBitmap())
• Call Javascript Method from Silverlight and Vice Versa
• Dropshadow effect (in Resources):

<DropShadowEffect x:Key="DropShadow"  
               BlurRadius="15" 
               Color="Black" 
               Direction="320"
               Opacity="1.0"
               ShadowDepth="10" />

• • To use (in xaml):

Effect="{StaticResource DropShadow}"

• • To use (in .cs):

 control.Effect = Application.Current.Resources["DropShadow"] as System.Windows.Media.Effects.Effect

• To get position of a UIElement:

// Obtain transform information based off root element
UIElement element = this as UIElement;
GeneralTransform gt = element.TransformToVisual(Application.Current.RootVisual);
// Find the four corners of the element
Point topLeft = gt.Transform(new Point(0, 0));
Point topRight = gt.Transform(new Point(element.RenderSize.Width, 0));
Point bottomLeft = gt.Transform(new Point(0, element.RenderSize.Height));
Point bottomRight = gt.Transform(new Point(element.RenderSize.Width, element.RenderSize.Height));

Silverlight Control Libraries

• Silverlight Toolkit (Codeplex)
• Blacklight