C# Language

Course Code: GN-300 Duration: 3 Days

This 3 day course covers C# as a language without targeting any particular application type. A basic knowledge of programming is assumed, though not any particular language.

Course Content

Introducing C# and .Net

• Layout and white space.
• Blocks, braces and semicolons.
• Classes, methods and the use of '.'.
• The Main method.
• Basic input and output.
• Compiling and running programs.
  

Using Variables

• Variable types and sizes.
• Integer versus floating point.
• Local variables and scope.
• Declaring and initializing variables.
• Operators.
• Pre and post increment operators.
• Strings and characters.
• Special characters and escape sequences.
• Verbatim literal strings.

Control Flow

• if and else.
• The for loop.
• while and do while.
• The switch statement.
• Conditional expressions.
• Writing and calling methods.
• Passing arguments.
• Returning values.
• Method overloading.

Object Oriented Programming

• Data types and nullable types.
• Value and reference types.
• Implicit types.
• Classes, objects and the use of 'new'.
• Encapsulation.
• The heap and the stack.
• Strings and StringBuilders.
• Collections, generics and concurrency.
• Arrays, jagged arrays and Indexers.
• Namespaces, 'using' and assemblies.
• Attributes.

Inheritance

• Inheritance and the use of 'virtual' and 'override'.
• Benefits of inheritance.
• Hiding and the other use of 'new'.
• Abstract classes.
• Constructors and initialization.
• Casting, 'as' and 'is'.

Interfaces

• The benefits of interfaces.
• Interfaces vs classes.
• Defining and implementing an interface.
• Common interfaces and the ubiquitous IEnumerable.
• Sorting and finding.
  

Exception Handling

• How exception handling works.
• try...catch and throw.
• Handling multiple exception types.
• try...finally and 'using'.
• Deriving exception classes.
  

Multitasking

• async and await.
• Parallel execution.
• Parallel For and ForEach.
• Tasks, threads and the thread pool.
• Controlling and synchronizing tasks and threads. .
• Net 4 synchronization mechanisms.
• Monitors.
• Asynchronous methods in .Net. Using callbacks.
• Cross-thread calls and the user interface.
  

Advanced Language Features

• Optional and named parameters.
• Delegates.
• Anonymous methods and lambda expressions.
• Memory management and the workings of the garbage collector.
• Calling legacy and unmanaged code.
• Using unsafe code.
• The Marshal and IntPtr types.
• Operator overloading and indexers.

The Dynamic Language Runtime

• Supporting dynamic languages.
• The dynamic keyword.
• Comparing dynamic and object.
• ExpandoObject.
• DynamicObject.
• Office support.

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