I’ll also introduce ragged arrays and you’ll learn why they’re popular for big data applications. Finally, we’ll consider the question of whether an array is or is not a Java object.

J2SE 5 provided significant new language features that made Java significantly easier to use and more expressive than it had ever been.

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.

This free tutorial is a rundown of the basics of Java syntax, comments, variables, loops, arrays and more. You’ll be able to practice basic Java exercises and take quizzes to test your knowledge.

Right-click the Java file you want to edit and select "Open With." Click your Java compiler to open the code in the editor. Add the "Random" class library to the top of the source code file.

This Java runtime exception happens when the wrong type of object is placed into an array. In the example below, a BigInteger array is created, followed by an attempt to add a Double. The Double does ...