• Author: Charles Petzold
• Format: PDF and XPS, with downloadable source code
• Price: free

This book is an introduction to C# and the Microsoft .NET Framework for programmers who have experience with C or C++.

Chapters include:

• Why This Book?
• Why .NET?
• Runtimes and SDKs
• Edit, Compile, Run, Disassemble
• Strings and the Console
• Primitive Data Types
• Operators and Expressions
• Selection and Iteration
• The Stack and the Heap
• Arrays
• Methods and Fields
• Exception Handling
• Classes, Structures, and Objects
• Instance Methods
• Constructors
• Concepts of Equality
• Fields and Properties
• Inheritance
• Virtuality
• Operator Overloading
• Interfaces
• Interoperability
• Dates and Times
• Events and Delegates
• Files and Streams
• String Theory
• Generics
• Nullable Types

http://www.charlespetzold.com/dotnet/