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 ...

Must be Java, where private does not mean private. Simply put, if you can bypass the mechanism, then the mechanism has failed. Each class should be the expert on handling all communication needed ...