Arraylist.java is the actual implementation of the features of an arraylist, while TestArray.java is the code written to test the functionality. This code only works on objects.

When studying Android development using Java, understanding key data structures like HashMap and List (specifically ArrayList) is hard. This topic highlights why these structures are important and how ...

Lists are dynamic data structures in Java that allow you to store a collection of elements. Two common implementations of lists are ArrayList and LinkedList. ArrayList provides fast access to elements ...

How to recognize and use array and list data structures in your Java programs. Which algorithms work best with different types of array and list data structures. Why some algorithms will work ...

Java programmers use data structures to store and organize data, and we use algorithms to manipulate the data in those structures. The more you understand about data structures and algorithms ...