Java supports class reuse through inheritance and composition.This two-part tutorial teaches you how to use inheritance in your Java programs. What you’ll learn in this Java tutorial ...

When to use inheritance in Java. In object-oriented programming, we can use inheritance when we know there is an “is a” relationship between a child and its parent class.

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Twenty-three years ago, in his Design Principles and Design Patterns article, Robert "Uncle Bob" Martin boiled down the Liskov substitution principle to the idea that "derived classes should be ...