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

The default constructor includes an implicit call to the zero-argument constructor of its parent class. For more meaningful initializations of variables, you can provide a no-argument constructor of ...

When two classes are related through inheritance, the child class must be able to access every accessible field, method, or constructor of its parent class. In Java, we use the reserved word super ...

A Java constructor has the same name as the class. A constructor in Java does not have a return type. A constructor can't be static, volatile or final. Why are Java constructors needed? The goal of a ...

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.