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Introduction. 1. C# Language Elements. Item 1 - Always Use Properties Instead of Accessible Data Members. Item 2 - Prefer readonly to const. Item 3 - Prefer the is or as Operators to Casts. Item 4 - Use Conditional Attributes Instead of #if. Item 5 - Always Provide ToString(). Item 6 - Distinguish Between Value Types and Reference Types. Item 7 - Prefer Immutable Atomic Value Types. Item 8 - Ensure That 0 Is a Valid State for Value Types. Item 9 - Understand the Relationships Among ReferenceEquals(),static Equals(), instance Equals(), and operator==. Item 10 - Understand the Pitfalls of GetHashCode(). Item 11 - Prefer foreach Loops. 2. .NET Resource Management. Item 12 - Prefer Variable Initializers to Assignment Statements. Item 13 - Initialize Static Class Members with Static Constructors. Item 14 - Utilize Constructor Chaining. Item 15 - Utilize using and try/finally for Resource Cleanup. Item 16 - Minimize Garbage. Item 17 - Minimize Boxing and Unboxing. Item 18 - Implement the Standard Dispose Pattern. 3. Expressing Designs with C#. Item 19 - Prefer Defining and Implementing Interfaces to Inheritance. Item 20 - Distinguish Between Implementing Interfaces and Overriding Virtual Functions. Item 21 - Express Callbacks with Delegates. Item 22 - Define Outgoing Interfaces with Events. Item 23 - Avoid Returning References to Internal Class Objects. Item 24 - Prefer Declarative to Imperative Programming. Item 25 - Prefer Serializable Types. Item 26 - Implement Ordering Relations with IComparable and Icomparer. Item 27 - Avoid Icloneable. Item 28 - Avoid Conversion Operators. Item 29 - Use the new Modifier Only When Base Class Updates Mandate It. 4. Creating Binary Components. Item 30 - Prefer CLS-Compliant Assemblies. Item 31 - Prefer Small, Simple Functions. Item 32 - Prefer Smaller, Cohesive Assemblies. Item 33 - Limit Visibility of Your Types. Item 34 - Create Large-Grain Web APIs. 5. Working with the Framework. Item 35 - Prefer Overrides to Event Handlers. Item 36 - Leverage .NET Runtime Diagnostics. Item 37 - Use the Standard Configuration Mechanism. Item 38 - Utilize and Support Data Binding. Item 39 - Use .NET Validation. Item 40 - Match Your Collection to Your Needs. Item 41 - Prefer DataSets to Custom Structures. Item 42 - Utilize Attributes to Simplify Reflection. Item 43 - Don't Overuse Reflection. Item 44 - Create Complete Application-Specific Exception Classes. 6. Miscellaneous. Item 45 - Prefer the Strong Exception Guarantee. Item 46 - Minimize Interop. Item 47 - Prefer Safe Code. Item 48 - Learn About Tools and Resources. Item 49 - Prepare for C# 2.0. ...
