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

Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

In fact, you don’t even have to code your Java into a file. JShell can execute lines of Java code directly on the command line. Java without a main method Historically, Java devs have had to code a ...

Here's a quick look at the three types of class loaders and everything you need to know to work with them in your Java programs.