Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

The Java Function interface is quite simple. It takes a single Java object as an argument, and returns a single Java object when the method concludes. Any method you can conjure up takes an object and ...

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 ...

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.

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Java 8 Functional Interfaces A short demo of the java 8 functional interfaces and the syntax to use them. Specifically focussed on functialan interfaces, lambdas and the stream API.