How can we debug method calls that are not part of our own source code, say a call to JButton.setEnabled()? Java provides us with anonymous inner classes, which come in quite handy for this problem.

Community driven content discussing all aspects of software development from DevOps to design patterns. To fully understand the benefits and how lambda expressions provide code conciseness and ...

Starting with JDK 1.1, Java provided the ability to create nested classes. A nested class is defined inside another class. There are two types of nested classes: static nested classes and inner ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...