How to select unique class list by one property in LINQ? like DISTINCT in TSQL

classList.GroupBy(prop => prop.Id).Select(group => group.FirstOrDefault()).ToList()

http://rayaspnet.blogspot.ca/2011/08/how-to-implement-sql-distinct-keyword.html

Remote debugging in Visual Studio

C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE\Remote Debugger
http://msdn.microsoft.com/en-us/library/y7f5zaaa.aspx