Chapter 6. Using Responsive Theme Frameworks

A recurring theme throughout this book—and in WordPress development in general—is the idea of separation of concerns. This is the notion that a computer program (or website, or app) should be broken up into parts that each address some issue. WordPress applies this idea by separating features from content from display. This allows users to easily change themes, add and remove functionality, and more. This is a form of reuse, the practice of creating components in code that are general enough to be used in several different programs. If you’ve ever copied and pasted code from one website to another, you’ve practiced software reuse; it’s incredibly important in programming for many reasons: easier testing, ...

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