Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.

In this, Object Oriented Programming in Java course, I will learn to examine the role of objects in Java language coding and, explore how to use them, and see how to design them for optimal algorithms ...

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.

List Interface is implemented by Array List, Linked List, Vector and Stack classes. Java ArrayList Array List being a part of collection framework helps you provide dynamic arrays in Java.

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

However, the Java Platform provides a data structure that greatly simplifies the use of reference objects like this, called the java.util.WeakHashMap class.