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.

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.

An array is a series of memory locations – or ‘boxes’ – each of which holds a single item of data, but with each box sharing the same collective name. All data in an array must be of the ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.