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C# - Gang Of Four - Design Patterns, Elements Of Reusable Object Oriented Software Erich Gamma, John M. Vlissides, Ralph Johnson, Richard Helm
Publisher: Addison-Wesley Professional

However, I find myself using the Head First Design graphical depictions of the patterns. Singleton Design PatternExample. Then, all you would need to do is to create four instances using the abstract class instead of re-writing three more classes. Now that ActionScript is reengineered from top to bottom as a true object-oriented programming (OOP) language, reusable design patterns are an ideal way to solve common problems in Flash and Flex applications One key, important element, of design patterns is that they make changing a program much easier. The idea behind Software Design Patterns was originally promoted by the book Design Patterns: Elements of Reusable Object-Oriented Software (This book is known as the Gang of Four book). Introduction No introduction to patterns is complete The Design Patterns book, commonly referred to as the Gang of Four because of the four authors, is the baseline must-have book in this space. How often have you seen the disclaimer, "This isn't Although it is written for Java developers, it is equally applicable to and comprehensible by C# developers. These code smells are described by Micah and Robert Martin in their book Agile Principles, Patterns, and Practices in C# on page 104. Note: This is part of an ongoing series introducing patterns at the Tampa C# Meetup. It covers the classic "Gang of Four" software Design Patterns: Elements of Reusable Object-Oriented Software by Gamma, Helm, Johnson, and Vlissides (aka The Gang of Four). In 1994, the release of the book Design Patterns, Elements of Reusable Object Oriented Software made design patterns popular. Create a static/shared method within the class that will return a newly created instance of your class, or if an instance already exists then it will return the current instance. Opacity – Opaque software is difficult to understand. The term “design patterns” originates from a book published in 1994, Design Patterns: Elements of Reusable Object-Oriented Software. The GOF wrote a widely publicised and well known book "Design Patterns: Elements of Reusable Object-Oriented Software". Can creat an instance of the object. Release It!: Design and Deploy Production-Ready Software by Michael Nygard. A group of authors now affectionately known as the 'Gang of Four' (Erich Gamma, Richard Helm, Ralph Johnson, and John Vilssides) wrote a book called 'Design Patterns: Elements of Reusable Object-Oriented Software'.