Objects of a superclass should be replaceable with objects of its subclasses without breaking the application.
A class or module should have .
Clients should not be forced to depend on methods they do not use. It’s better to have many small, specific interfaces than one large, general-purpose one. 0gzapetk60ou7eehzsux8_source.mp4
In the video, this is demonstrated by refactoring a Laravel controller's "store" method. By moving validation to a custom Form Request and database logic to a Repository, the controller’s code was reduced from ten lines to two. Objects of a superclass should be replaceable with
This video provides an overview of the , a set of guidelines used in software development to create code that is easier to maintain, extend, and understand. Key Takeaways from the Video It’s better to have many small, specific interfaces
Software entities (classes, modules, functions) should be .