Free courseSebastian Pinzon

Java for beginners

This course introduces most topics of the AP Computer Science A curriculum, covering the main aspects of the Java language.

Skill levelBeginner

Time to complete 3 days

Skill levelBeginner

Time to complete 3 days

About this course

Originally created as an online learning resource for the students of Hsinchu International School in Taiwan but released for the general public.

It is intended as a complement to a regular coding course, not as a replacement.

This course runs directly in your JetBrains IDE

Learn more

Content

Structure
Variables
Operators

Conditionals
Loops

Objects
Methods

String Methods
Arrays

ArrayList
2D Arrays

Learn with the tools developers use every day

Zoom

Real-world development environment
Gain practical experience with the tools and workflows you'll use in your career, minimizing the learning curve when transitioning to real-world projects.
Project-based learning journey
Our plugin is built to help you finish real-world coding projects, which you can display in your code portfolio after completion.
Collaboration via Git
Effortlessly track changes and collaborate on projects using Git, an essential tool for programmers in every field.
Focused learning
Enjoy fewer distractions with assignments, code, debugging, and version control all in one window.

What do you need to start?

Install the Free JetBrains Toolbox App

The JetBrains Toolbox App 2.6+ makes setting up your course effortless. Already have a compatible IDE? It will launch it. If not, the app will install the right free IDE for your course.

Learn more about our licences here.

Download

Confirm the course launch

Click Launch course and then Allow to open the Toolbox App.

Select Always Allow to skip this confirmation in the future.

To return to the course later, find it in your IDE's recent projects.

Need more help? Check out our guide.

The JetBrains Toolbox App 2.6+ makes setting up your course effortless. Already have a compatible IDE? It will launch it. If not, the app will install the right free IDE for your course.

Learn more about our licences here.

Download

Click Launch course and then Allow to open the Toolbox App.

Select Always Allow to skip this confirmation in the future.

To return to the course later, find it in your IDE's recent projects.

Need more help? Check out our guide.

FAQ and troubleshooting

Yes, you will need the JetBrains Toolbox App and a JetBrains IDE.

But don’t worry! Just click the Open course button and then select Allow in the resultant popup to install the JetBrains Toolbox App. We've taken care of all the necessary settings, and the app will handle the rest of the setup for you.

The JetBrains Toolbox App checks which IDE is compatible with your course and whether it is installed on your computer. If you have the necessary IDE installed, the app will open it. If not, JetBrains Toolbox will initiate the installation, prioritizing free community editions.

Yes, the JetBrains Toolbox App is essential even if you already have a JetBrains IDE. It automatically prepares your IDE for studying by installing the essential plugins and updating the IDE if necessary.

Please make sure your version of the JetBrains Toolbox App is 2.6 or newer. To update, open the app and click Update Toolbox App to 2.6.x., or download the latest version here.

Yes, the course is free, and it does not require a licensed version of the IDE. For further details, see our Subscription Options and Pricing page.

From the main menu, select File | Project Structure | Platform Settings | SDKs.
To add an SDK, click +, select the necessary SDK, and specify its home directory in the popup dialog.
If you don't have the necessary JDK on your computer, select Download JDK. In the next dialog, specify the JDK vendor and version, change the installation path if required, and then click Download.

For more information, see our Help article.

License