Write once, run anywhere(c)
Over the past few years I realized that I spend less and less time writing code in Java and more time doing non-technical things like reading emails.
So I decided to create a separate page for writing posts about Java.
Collections in Java is a framework that gives an API for working with a group of objects. You perform different kinds of operations like searching, sorting, insertion, removing. Some collections are good for one operations, while others are good for other operations.