In this Java 101 tutorial, I’ve explained how interfaces differ from classes, and showed you how to declare, implement, and extend interfaces in your Java programs.

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.

Application modernization startup vFunction Inc. today revealed a new $26 million early-stage funding round, coming on top of the $12.2 million in seed funding it raised eight months ago.Along wit ...

Using the "Comparable" interface, Java programmers can extend alphabetizing capabilities to most any object. Using Arrays The array object in the Java programming language supports a built-in ...

Oracle announced a bid to create a standard API that vendors could use to get their Java development tools to interoperate. But it's unclear how much support the proposal will draw.

java.util.function.UnaryOperator @FunctionalInterface public interface UnaryOperator<T> extends Function<T,T> T apply(T t) Applies this function to the given argument. Parameter Types: T - the input ...

Traditional Java 8 Predicate example. While the Java 8 Predicate is a functional interface, there's nothing to stop a developer from using it in a traditional manner.Here's a Java Predicate example ...

Oracle Corp. announced that it's trying to establish a standard way for software vendors to get their Java development tools to work with one another.Oracle submitted a specification for a new ...