Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Any method you can conjure up takes an object and returns an object that fulfills the Java Function contract. How to use Java’s Function interface. For this Java Function interface example, we will ...

Creating a Java string. Below is one simple syntax for creating a Java string. String greeting = "Hello world!"; In this example, "Hello world!" is a string literal, which is a series of characters ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java.

Java is a programming language developed by James Gosling at Sun Microsystems. The general-purpose, object-oriented language is designed to be written once; the code can be run on practically any ...