Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

Here's everything you need to know about initializing Java classes and objects before executing them in the JVM.

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

What is the single responsibility principle? The single responsibility principle in Java demands that a class serves a single, clear purpose. Any attempt to add peripheral functionality to a ...

Do you have a single class in your Java design that does too much and knows too much? If so, you've fallen into the God object antipattern. Here's a look at how to refactor your God object and ...