Good sites of programming.-C#

http://www.functionx.com/csharp/
http://www.codeproject.com/csharp/
http://www.codeguru.com/Csharp/
http://www.csharpcorner.com/
http://www.dotnetrix.co.uk/
Planet source code
http://www.knowdotnet.com/

http://www.techtutorials.net/Programming/C_Sharp/
http://www.vsdntips.com/Tips/VS.NET/Csharp/default.aspx