Chapter 10. Design Patterns

In this chapter, we're not focusing on the architecture and tools required to manage a solution's life cycle (sometimes called the development ecosystem) but on the quality of the code and its structures in terms of efficacy, precision, and maintainability.

We'll start with the SOLID principles, proposed by Robert Martin, which are gaining more and more recognition and that we can see implemented in different frameworks and technologies.

A basic application will be used to illustrate the distinct principles, and as the requirements evolve, we'll apply different principles and patterns to solve the problems.

Finally, we'll go through the eight most used patterns of the Gang of Four (according to statistics), revising its ...

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