November 2019
Beginner to intermediate
674 pages
15h
English
Content preview from Mastering Delphi Programming: A Complete Reference Guide
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SOLID
The most important principle of OOP is undoubtedly SOLID. It covers five ideas that are a subset of many principles promoted by software engineer and author Robert C Martin (you may know him as Uncle Bob). SOLID is an acronym in which each letter represents one of the following principles:
- Single responsibility principle: This principle states that a class should only have one responsibility. It goes hand-in-hand with software decomposition. If we cannot nicely decompose software implementation into components, it will also be hard to implement classes with only one responsibility. Taking care of the single responsibility principle helps prevent the blob anti-pattern.
- Open/closed principle: This principle states that software entities ...
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