Java Koans
Java Koans — ported from https://github.com/matyb/java-koans for Libre.academy. Each exercise lives in its own lesson; fix the starter to make the tests pass.
- Java
- 41 lessons
- ~8 hours
- Free
- by Libre
Learn Java for free on Libre Academy with the Java Koans course: 41 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up. It's part of the free, open-source desktop app for macOS, Windows and Linux.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source, with no account required to start.
- Works offline in the free desktop app for macOS, Windows and Linux.
- Java desktop app (native toolchain).
What's inside
- Advanced
- Beginner
- Intermediate
- Java7
- Java8
Download to start Java Koans → More free Java courses
Helpful reading
Why passive video doesn't make you a programmer · Bring Your Own Book: turning any PDF into a course