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.

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.

Using map is the best way to iterate through an array or object. Map uses a function to pretty much do whatever you want it to do. It will pass each value to the callback function. //Use map to add ...

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. In this tutorial you’ll explore ...

This objective‐based chapter is composed of questions that explore how to work with arrays and collections, as defined by Oracle on the 1Z0‐819 Exam. The topics covered are wildcards, Java array, List ...

The Eclipse Java debugger uses an indented list to view arrays at runtime. This visualization provides limited insight into the array. Also, it is cumbersome and time-consuming to search for certain ...