Learn seven advanced techniques for working with fields and methods in Java, including recursion, method call chaining, pass-by-value arguments, and rules for calling methods ...

This is because non-static fields and methods in a class are not accessible from within a static context.

Say goodbye to the public static void main method in Java 21 with the unnamed classes and instance main methods preview features.

Not sure what a try catch is? We explain how to use a try catch block in Java and how to write methods that throw exceptions.