The library includes numerous examples of static member classes, some of which are found in the Java 2D geometric shape classes located in the java.awt.geom package.

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

Functional supplier interface in Java tutorial There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package ...

To help programmers both anticipate and recover from runtime errors, the Java programming language defines a special class named the RuntimeException. Given their potential to stop an otherwise ...