Last week I needed a CheckBoxList control and a RadioButtonList control for Silverlight 4.  I was surprised that they weren’t already part of the standard controls or the Silverlight Control Toolkit. RadioButtonList CheckboxList Once I started to work on the controls, I realized that I didn’t know how to databind RadioButtons or databind Checkbox controls…

The Problem: How to generate a NavigateUri for a HyperlinkButton in a DataGrid that contains an Id value using a data binding expression. The Answer: Use StringFormat inside the NavigateUri binding. It’s a pretty common thing to do in any kind of application – you’ve got a grid that’s filled with data and from that…

Seen this error before?  Line: 54 Error: Unhandled Error in Silverlight Application Code: 2103    Category: InitializeError       Message: Invalid or malformed application: Check manifest  At first I was terrified that there was some kind of mysterious corruption in my Visual Studio 2010 Silverlight 4 bits.  After some searching on The Internets, I found the answer at…