.NET news » C# 
Playing Card Recognition Using AForge.Net Framework
This article describes how to recognize playing cards from still images or from real-time webcam feeds ,using the AForge.NET framework(C#).
WPF.MichaelAgroskin
A free library of WPF controls and C# utility classes
Thinkin' About Async
The addition of asynchronous programming support to C# and Visual Basic marks the latest in a series of important evolutionary steps for Microsoft's flagship managed programming languages.
Asynchronous Programming: Async Performance: Understanding the Costs of Async and Await
It’s easy to get started writing asynchronous methods in C# and Visual Basic, but there can be hidden performance costs. Stephen Toub explores the ins and outs of asynchronous methods to give you a solid understanding of how they’re implemented under the covers and show some of the more nuanced costs involved.
Asynchronous Programming: Pause and Play with Await
Asynchronous methods in the upcoming versions of Visual Basic and C# are a great way to get the callbacks out of your asynchronous programming. Mads Torgersen takes a closer look at what the new await keyword actually does, starting at the conceptual level and working down to the iron.
Simple Ray Tracing in C# Part VII (Shadows)
Adding shadows to Simple Ray Tracing in C#
Expression Tree Basics
Using C# Expression Trees to build a custom sort routine
MVP Corner: Looking Back on the Great VB/C# War
Recently, I received an email comment on a blog post I wrote roughly 3 1/2 years ago. I had completely forgotten about writing the post, but as soon as I saw the title I remembered every word of it. It also got me thinking about who the guy was that wrote it... then and now.
Detecting Manipulations in Data with Benford's Law – a C# class
Statistical tests to determine goodness of fit between a data set and the Benford distribution. Benford's Law is useful in detecting fraud or artificially created numbers in otherwise "natural" distributions.
How to use a WebCam in C# with the .NET Framework 4.0 and Microsoft Expression Encoder 4
How to use a WebCam in C#.