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

The entry point of a standalone Java application is the main method or function. In the age of Servlets and JSPs, Java’s main function took a backseat to these technologies that were initialized with ...

Many developers get intimidated when they look at all the new APIs that accept lambda expressions as arguments, and wonder how they’ll ever figure out which Java function to use and what the proper ...