Chapter 5Design Patterns: Tried and Trusted Solutions

In 1994, a group of developers wrote a book called Design Patterns: Elements of Reusable Object-Oriented Software (Boston: Addison-Wesley, 1994), wherein they explored the pros and cons of object-oriented software engineering. This group of developers, commonly referred to as “The Gang of Four” or “GoF,” identified common software engineering problems and how object-oriented programming (OOP) could be used to solve those problems. The book refers to these solutions as design patterns, some of which can be seen in Figure 5.1.
Engineering design patterns are a big part of the developer’s design patterns engineering toolbox

Figure 5.1. Engineering design patterns are a big part of the developer’s ...

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