SOLID principle

• S : Single responsibility principle
• O : Open closed principle
• L : Liskov substitution principle
• I : Interface segregation principle

• D : Dependency Inversion principle

• Author: Robert C. Martin (Uncle Bob)

Links

• SOLID Principles in Ruby
• S.O.L.I.D The first 5 principles of Object Oriented Design with JavaScript
• When to add an interface to a class - Matthias Noback
• SOLID Principles every Developer Should Know