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

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

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

This post explains how to use if statements in Java. Discover why flow control is so important, and how to use advanced keywords like "and" and "else." ...

While the use of var in Java brings inferred typing to the platform, it does not negate Java's dedication to strong typing. Here's how the Java var keyword works, along with simple examples of how ...

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 ...

Java 8 introduced a new list () method in java.nio.file.Files. The list method returns a lazily populated Stream of entries in the directory. As such, it is more efficient for processing large ...

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 ...