This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

This post explains how to use loops in Java. Learn for loops, while loops, do while, break, and continue. All without going loopy!

Learn how to use synchronous and asynchronous callbacks in Java—including callbacks with lambda expressions, CompletableFuture, and more.

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

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

Community driven content discussing all aspects of software development from DevOps to design patterns. Java 9 introduced JShell, a read-evaluate-print and loop (REPL) tool that greatly simplifies ...

A preview feature in JDK 22 combines the strengths of virtual threads and parallel streams to improve optimization and performance. Here's how it works.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.

Java, the programming language used by millions of developers, is now even better. The launch of Java 8 on March 25 represents the most significant update to the Java programming model ever, and ...