The SOLID Principles of Software Design by Examples

SOLID is an acronym for five principles that help software developers design maintainable and extendable classes. It stands for Single responsibility, Open-closed, Liskov substitution, Interface segregation and Dependency inversion. The acronym was first introduced by Michael Feathers and is based on Uncle Bob’s paper Design Principles and Design Patterns.

This article is a summary of the SOLID principles as originally introduced by Uncle Bob. I explain each of the five principles with an example.

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