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Value types

Value types

A popular question that often comes up in job interviews is: "what is the difference between a value type and a reference type?"

This lecture looks at value types in detail. What are value types, how do they store their data, and what happens when value types are assigned or compared? After completing this lecture you will be able to answer all of these questions with ease.

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Introduction

Course introduction

Introduction to code optimization

Windows, OS/X or Linux?

Fundamentals of the .NET Framework

Section introduction

Quiz 1: The Stack

The Stack

Quiz 2: The Heap

The Heap

Value types

Value types

Reference types

Reference types

Boxing and unboxing

Boxing and unboxing

Immutable strings

Immutable strings

Section recap

A crash course in Intermediate Language

Section introduction

Common Intermediate Language

Section recap

Common Intermediate Language

Basic optimizations: the low-hanging fruit

Section introduction

How to prevent boxing and unboxing

Fast string concatenation

Fast collections

Fast arrays

Throwing and catching exceptions

For versus Foreach

Section Recap

Basic optimizations

Intermediate optimizations

Section introduction

Fast Garbage Collection - part 1

Fast Garbage Collection - part 2

Fast delegates

Fast class factories

Section recap

Intermediate optimizations

Advanced optimizations

Section introduction

Arrays on the stack

Pointers - part 1

Pointers - part 2

Background Info - Modifying String Constants

Section recap

Advanced optimizations

Final words

Course recap