This free tutorial is a rundown of the basics of Java syntax, comments, variables, loops, arrays and more. You’ll be able to practice basic Java exercises and take quizzes to test your knowledge.

In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks.

In 2018, a large number of readers were drawn to Java developer tutorials on a variety of topics from RESTful development to continuous delivery with Jenkins CI.

Which version of Java should you use in Linux? Learn how to easily switch between different versions with a tutorial from Jack Wallen.

Use Java assertions to test your assumptions about program correctness and check them in your code.

So, all you really need to know is that you need the Android SDK. Getting set up with the SDK should be the first Android development tutorial you go through (note that you’ll also need the Java ...