Design_Patterns_For_Dummies

There are plenty of design patterns floating around the programming world, and in time, a particular set of 23 of them has become accepted as the stan- dard set. These patterns were first corralled in a book named Design Patterns: Elements of Reusable Object-Oriented Software (1995, Pearson Education, Inc. Publishing as Pearson Addison Wesley) by Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides — who have since been called the Gang of Four, or GoF, for short. And those 23 design patterns became known as the GoF design patterns....