Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.

In Java 101: Inheritance in Java, Part 1, you learned how to leverage inheritance for code reuse, by establishing is-a relationships between classes. Composition is a closely related programming ...

How to write clean code in Java doesn't follow one specific set of guidelines. Programmers should adopt one Java style guide, minimize class size, provide logical names and reuse existing code to make ...