Free C# School E-book
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This free 330 page ebook covers the .NET framework and the C# language. Starting with the basics of the language, it goes on to cover object oriented programming techniques and a wide range of C# languages features including interfaces, exceptions and delegates. Later chapters cover practical topics including database access with ADO.NET, building Windows forms applications, multi-threading and asynchronous I/O. The final chapter covers new features in C# 2.0, including generics.