0gzapetk60ou7eehzsux8_source.mp4 Access

Objects of a superclass should be replaceable with objects of its subclasses without breaking the application.

A class or module should have .

The SOLID acronym represents five core principles designed to reduce technical debt and improve software architecture: 0gzapetk60ou7eehzsux8_source.mp4

High-level modules should not depend on low-level modules; both should depend on abstractions. Objects of a superclass should be replaceable with