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

Inheritance can descend through multiple levels, leading to ever-more-specific categories. As an example, Figure 1 shows car and truck inheriting from vehicle; station wagon inheriting from car ...

In Java, we don’t need to write “THEN.” Instead, we use an open curly bracket to say that everything that follows is part of that “code block” and should run under the conditions we ...