Topics

• Operators
• Extension Methods
• Constructors and Finalizers
• Keywords
• Using Statement
• Exception Handling
• Yield Keyword
• LINQ Queries
• Enum
• Character classes
• IDisposable interface

Examples

• Using Statement Basics
• Overloading equality operators
• Finally block
• Extension methods can only see public (or internal) members of the extended class
• checked, unchecked
• Singleton constructor pattern
• Query collection by type / cast elements to type
• Test flags-style enum values with bitwise logic
• sealed