Java is both a programming language and a computing platform. The former allows you to develop applications and the latter allows you to run the applications that you, or others, develop.

According to The PYPL PopularitY of Programming Language Index, in February 2022, Java was the second most popular language in the world, and its use has grown by 1.2% compared to February 2021.

How to install Eclipse on Windows. To use Eclipse for Java programming, you need to first install Java Development Kit (JDK). Read "How to Install JDK for Windows".