As I mentioned before (I think), my focus on UI development has been a recent phenomenon in my career. Prior to that, the majority of my efforts has been in back-end frameworks and integration. Even looking at what I've done in the WPF arena, most of my attention has been on creating utilities that do a lot of behind the scenes work: MVPoo, Commands, Attached Properties, and all that fun stuff. I guess it's only natural that I land back in the arena of back-end and framework development. I've got a few interesting classes and utilities to share from my recent excursions in the area. Hopefully, someone will find these useful. First up are a couple of extension methods for range validation. Right now, they only work on IComparable<T> (which all value types derive from). Being extension methods, they only work with .NET 3.5 but it is an easy exercise to change them to standard static utility methods. The interesting bit I discovered writing these is that extension methods can be Generic. Read More...