The Strategy Design Pattern: Introduction via String Sorting

The Strategy Pattern and Dependency Injection – I

The Strategy Pattern and Dependency Injection – II

The Decorator Design Pattern

The Decorator Design Pattern In Action: Java File APIs

The Factory Design Pattern: Introduction

The Factory Design Pattern In Action: Database Drivers

The Abstract Factory Design Pattern

The Abstract Factory Design Pattern: Families of classes

The Factory Design Pattern In Action: Reflection – I

The Factory Design Pattern In Action: Reflection – II

The Singleton Design Pattern: Introduction

The Singleton Design Pattern: Double-Checked Locking

The Singleton Design Pattern: The Synchronized Keyword

The Singleton Design Pattern: Pulling together a multi-threaded solution

The Adapter Design Pattern: Introduction

The Adapter Design Pattern: Introduction II

The Adapter Design Pattern In Action: Tables and Charts

The Facade Design Pattern

The Template Design Pattern: Introduction via Text Auto-Summarization

The Template Design Pattern In Action: Frameworks

The Template Design Pattern In Action: Frameworks – II

The Iterator Design Pattern: Introduction

The Iterator Design Pattern: Type Safety via Generics

The Iterator Design Pattern: Internal and External Iterators

The Iterator Design Pattern: Language Support for Iterators in Python and Java

The Model View Controller Design Pattern: An Introduction

The Model View Controller Design Pattern In Action: A MediaPlayer Example

The Model View Controller Design Pattern In Action: A Chart Example

The Observer Design Pattern: Introduction

The Observer Design Pattern In Action: Mouse Handling and Trees

The Observer Design Pattern In Action: MVC + Observer = UI Magic

The Observer Design Pattern In Action: A MediaPlayer Example – I

The Command Design Pattern: Introduction

The Command Design Pattern In Action: Lambda Functions – I

The Command Design Pattern In Action: Lambda Functions – II

The Command Design Pattern In Action: Threading

The Command Design Pattern In Action: Undo and Logging

The Composite Design Pattern: Introduction via Decorators

The Composite Design Pattern: Class Hierarchy

The Composite Design Pattern In Action: Transitions, Swing Containers

The Builder Design Pattern: Introduction

The Builder Design Pattern In Action: An SQL Query Builder I

The Builder Design Pattern In Action: An SQL Query Builder II

The Chain of Responsibility Design Pattern

The Memento Design Pattern

The Memento Design Pattern : Serialization

The Visitor Design Pattern

The State Design Pattern

The State Design Pattern in Action : Mediaplayer

The Flyweight Design Pattern

The Flyweight Design Pattern : Multithreading

The Bridge Design Pattern

The Mediator Design Pattern

The Prototype Design Pattern

The Proxy Design Pattern