Data structures and algorithms in Java, Part 2 introduced a variety of techniques for searching and sorting one-dimensional arrays, which are the simplest arrays.

The java.util.Arrays class provides similar “deep” methods for performing equals and hashCode functionality on multi-dimensional arrays: Arrays.deepEquals and Arrays.deepHashCode.

How to Assign Random Numbers to an Array in Java. Java has a "Random" class that lets you generate a random number you use to implement calculations in your Java source code.

Arrays in Java are variables that contain multiple values. These let you store things like lists of high scores or phone numbers and can also be organized, counted, and manipulated in other ways.

In Java an array is a way of storing multiple items of the same type. In this quick tutorial we introduce you to the very basics.