Basic Principles of Object Orientation Abstraction: the most important or essential aspects of something while ignoring the less important details. Abstraction is dependent on perspective - what is ...

Abstraction & Interfaces in Java This repository demonstrates Java abstraction using abstract classes and interfaces. It shows how to define abstract methods, provide default implementations, and ...

A simple Java-based e-commerce simulation built as part of a Fawry technical task. The system includes core object-oriented principles such as inheritance, polymorphism, interfaces, encapsulation, and ...