.NET 3.5 brought with it dozens of new C # language tools and many new .NET APIs. In this book you will find a complete description of all innovations in a reader-friendly manner characteristic of the author. Among other things, the LINQ language is discussed in detail, changes that have appeared in the new version of the C # 2008 language (automatic properties, extension methods, anonymous types, etc.), as well as many functional tools of the Visual Studio 2008 environment.