Learn Java for free with this interactive course, and get a handle on one of the most popular programming languages in the world.

You'll start with a simple hello world program and proceed to cover common concepts such as Conditional Statements, Loop Statements, Math, and Logic in Java, before moving on to more advanced concepts like Inheritance, Generics, and ArrayLists, along with much more.

By the time you're done, you'll be an intermediate level Java developer, ready to take on your own projects.

Learn Intermediate Java

The wrapper classes are used to convert primitive data types into

The wrapper classes are used to convert primitive data types into

We can check the number of elements in an ArrayList using

We can check the number of elements in an ArrayList using

Duplicates in an ArrayList are not allowed.

Duplicates in an ArrayList are not allowed.

Let's test your understanding by solving a quiz in this lesson.

Getting Started with Java!

Variables & User Input

Simple Maths & Logic

Strings and String Processing

Conditional Statements

Loops

Methods

Arrays

Classes and Inheritance

Generics

ArrayLists

Java Exam

Quick Quiz!