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.

Q. What is Java Collections Framework? List out some benefits of Collections framework? The Collection in Java is a framework that provides an architecture to store and manipulate the group of objects ...

The Java Platform provides the most commonly used data structures in the form of the Collections Framework, and it provides a rich API to operate on them. This article explains the concepts behind ...

Java Collections and Streams The Java Collection Framework is a unified architecture for representing and manipulating collections of objects. It provides a set of interfaces and classes to store, ...

Why should you use Collections class methods rather than similarly named fields to obtain empty collections? Type safety makes the crucial difference.

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...