The java.util.function package contains well over 40 different components, but if you can garner a good understanding of consumers, predicates, functions, unary types and suppliers, knowledge of the ...

Interested in Java functional programming? The first place you need to start, especially if you use the Streams API, is with this Java Function interface example.

Unfortunately, they also blur the lines between classes and interfaces, making interface programming even more confusing to Java beginners.

You're familiar with the concept of an interface, can define your own interfaces, and implement an interface in a class. You know how to use interfaces as variable types, method parameters and method ...

Lambda expressions are the biggest features integrated into Java 8. This functional programming paradigm was, until now, missing from Java. Its inclusion now will only help Java grow in the right ...

A Java program that uses Swing and Java2D to help students understand the concept of Java interfaces - markroyer/java-interface-example ...

A long-standing, generally accepted norm in the computing field distinguishes between software interfaces and implementations: Programmers should have to write their own implementing code, but they ...