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Introducing Visual C# 2010
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Dear Reader,
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If you are new to C#, this book is written for you! I guide you through the C# lan-
r
guage and the .NET Framework, carefully building your knowledge from the fun-
o
damental concepts to advanced features.
Learning a new language can be a daunting task, especially learning a language d Introducing
as rich and expressive as C#. Introducing Visual C# 2010 is a comprehensive primer.
You can have confidence in the fact that you'll be able to build well-constructed u
Adam Freeman , Author of
web and Windows applications of your own by the end of this book.
Pro ASP.NET 4 in C# 2010 I build your knowledge gradually, using the concepts from earlier chapters as a c
Pro .NET 4 Parallel foundation to learn new and more sophisticated techniques. I start with the funda-
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Programming in C# mental knowledge that any C# programmer needs to know and show you how to Visual C# 2010
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Pro LINQ: Language apply that knowledge to unlock more advanced features.

Integrated Query in C# g
2010 In this book, you’ll learn how to:
Visual C# 2010 Recipes • Understand the fundamentals of the C# language’s syntax and grammar and use
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it to create Web and Windows applications.
Programming .NET Security
• Use the C# object oriented programming features to save you time and increase
Microsoft .NET XML Web i
your program’s flexibility. s
Services Step by Step
• Connect to a wide range of data sources and incorporate their information into
C# for Java Developers u
your programs.
Programming the Internet • Use the key time and effort saving features of C# such as generics, lambda
a
with Java
expressions, and delegates.
Active Java • Use the huge array of supporting technologies that .NET 4 provides such as the l
Windows Presentation Foundation, Windows Forms, Windows Communication
Foundation, ASP.NET and LINQ. C
# Get started on your C# journey with an expert
This book shows you how to get things done – I focus on the practice, rather than
the theory and show you how to use each major language and library feature. by your side leading by example

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Introducing
Visual C# 2010

  
Adam Freeman
Introducing Visual C# 2010
Copyright © 2010 by Adam Freeman
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Dedicated to my wife, Jacqui Griffyth.
 CONTENTS AT A GLANCE
Contents at a Glance
 About the Author...............................................................................................xxxii
 About the Technical Reviewer.........................................................................xxxiii
 Acknowledgments...........................................................................................xxxiv
PART 1    Getting Started..................................................................................1
 Chapter 1: Introduction...........................................................................................3
 Chapter 2: Getting Ready........................................................................................7
 Chapter 3: Understanding C# and the .NET Framework........................................17
PART 2    The C# Language.............................................................................31
 Chapter 4: C# Fundamentals and Keyword Reference..........................................33
 Chapter 5: Numeric and Boolean Types................................................................91
 Chapter 6: Classes and Objects..........................................................................131
 Chapter 7: Fields.................................................................................................183
 Chapter 8: Properties, Indexers, and Operators.................................................203
 Chapter 9: Methods.............................................................................................229
 Chapter 10: Delegates, Events, and Anonymous Methods..................................305
 Chapter 11: Namespaces....................................................................................337
 Chapter 12: Interfaces, Structs, and Enums.......................................................355
 Chapter 13: Arrays..............................................................................................385
 Chapter 14: Exceptions.......................................................................................419
 Chapter 15: Generic and Anonymous Types.......................................................453
 Chapter 16: Strings and Characters ...................................................................481
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 CONTENTS AT A GLANCE
 Chapter 17: Attributes........................................................................................519
 Chapter 18: Garbage Collection..........................................................................539
PART 3    The .NET Class Library..................................................................549
 Chapter 19: Collections.......................................................................................551
 Chapter 20: Files, Streams, and IO.....................................................................621
 Chapter 21: Networking & WCF..........................................................................675
 Chapter 22: Time & Dates...................................................................................711
 Chapter 23: Serialization....................................................................................735
 Chapter 24: Serialization....................................................................................735
 Chapter 25: Asynchronous Methods and Parallel Loops....................................815
 Chapter 26: Other Useful Features and Classes..................................................833
PART 4    Data and Databases......................................................................861
 Chapter 27: LINQ to Objects................................................................................863
 Chapter 28: Parallel LINQ....................................................................................915
 Chapter 29: LINQ to XML.....................................................................................925
 Chapter 30: LINQ to Entities................................................................................965
 Chapter 31: LINQ to DataSet.............................................................................1001
PART 5    User Interfaces............................................................................1031
 Chapter 32: Windows Forms.............................................................................1033
 Chapter 33: Windows Presentation Foundation................................................1069
 Chapter 34: ASP.NET.........................................................................................1099
 Chapter 35: Silverlight......................................................................................1125
PART 6    Advanced Topics.........................................................................1159
 Chapter 36: Windows Integration.....................................................................1161
 Chapter 37: Cryptography and Security............................................................1185
 Chapter 38: Testing and Debugging..................................................................1201
 Index.................................................................................................................1231
v
 CONTENTS
Contents
 About the Authors.............................................................................................xxxii
 About the Technical Reviewers.......................................................................xxxiii
 Acknowledgments...........................................................................................xxxiv
PART 1    Getting Started..................................................................................1
 Chapter 1: Introduction...........................................................................................3
Who Should Read This Book?............................................................................................3
What Is Covered in This Book?..........................................................................................3
What Do You Need to Read This Book?.............................................................................4
What Is the Structure of This Book?..................................................................................4
What Is in Each Chapter?...................................................................................................4
Getting the Example Code.................................................................................................5
Finding More Information..................................................................................................6
The MSDN C# Programming Guide...........................................................................................................6
Online Forums..........................................................................................................................................6
Other Books..............................................................................................................................................6
Summary...........................................................................................................................6
 Chapter 2: Getting Ready........................................................................................7
Installing the Software.......................................................................................................7
Installing Visual Studio 2010....................................................................................................................7
Installing SQL Server 2008.......................................................................................................................9
Installing the Silverlight Tools................................................................................................................10
Downloading the Sample Code and Data...............................................................................................10
vi
 CONTENTS
Creating Your First C# Project..........................................................................................10
Creating the Project................................................................................................................................11
Editing the Code.....................................................................................................................................13
Compiling and Running the Program......................................................................................................14
Features That I Use Before Explaining Them...................................................................14
The using statements.............................................................................................................................14
The namespace statement.....................................................................................................................15
The class statement...............................................................................................................................15
The Main method....................................................................................................................................15
The Code Comments...............................................................................................................................16
The Console.WriteLine and Console.ReadLine methods.........................................................................16
Summary.........................................................................................................................16
 Chapter 3: Understanding C# and the .NET Framework........................................17
C# and the .NET Framework at a Glance.........................................................................17
Introducing C#........................................................................................................................................17
Introducing the .NET Framework............................................................................................................18
The Relationship between C# and the .NET Framework........................................................................19
Understanding Assemblies.....................................................................................................................20
The Key Features of C# and the .NET Framework...........................................................22
Understanding Object-Orientation..........................................................................................................22
Understanding Type Safety....................................................................................................................22
Understanding Automatic Memory Management...................................................................................23
Understanding the Just-In-Time Compiler.............................................................................................23
Understanding Parallel Processing.........................................................................................................23
Understanding Unmanaged/Native Code Support..................................................................................24
Understanding the .NET Technology Spectrum......................................................................................24
Understanding .NET Cross-Platform Support..................................................................29
Summary.........................................................................................................................30
vii
 CONTENTS
PART 2    The C# Language.............................................................................31
 Chapter 4: C# Fundamentals and Keyword Reference..........................................33
Language Fundamentals.................................................................................................33
A Simple C# Program..............................................................................................................................33
C# Syntax................................................................................................................................................34
Types......................................................................................................................................................41
Common Programming Tasks.........................................................................................46
Assigning Values....................................................................................................................................46
Making Comparisons..............................................................................................................................47
Performing Selections............................................................................................................................49
Iterating Data Items................................................................................................................................53
Keyword and Operator Reference....................................................................................60
Type Keywords.......................................................................................................................................61
Modifiers.................................................................................................................................................69
Selection Keywords................................................................................................................................75
Iterator Keywords...................................................................................................................................75
Jump Keywords......................................................................................................................................76
Exception Handling Keywords................................................................................................................77
Arithmetic Overflow Keywords...............................................................................................................78
Synchronization Keywords.....................................................................................................................79
Parameter Keywords..............................................................................................................................79
Namespace Keywords............................................................................................................................81
Literal Keywords.....................................................................................................................................82
Object Keywords.....................................................................................................................................83
LINQ Keywords.......................................................................................................................................84
Other Keywords......................................................................................................................................84
Operators................................................................................................................................................87
Summary.........................................................................................................................89

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