This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

Java arrays - a brief tutorial 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.

Community driven content discussing all aspects of software development from DevOps to design patterns. There are several ways to find duplicates in a Java List, array or other collection class. The ...

How do you find the size of an array in Java? Just use the array length property. But there are some 'gotchas' to be aware of. Read this Java array length tutorial and stay clear of runtime errors ...

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.