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

This Visual Studio Code for Java tutorial shows you how to install the Java extensions pack for VS Code, create a Java project and run a simple program.

The Java Runtime Environment provides a “container” for those elements and your code to run in. The JDK is the “compiler” that interprets the code itself and executes it.

Quickly learn how to use the Java ternary operator and see how this simple programming construct can help make your conditional logic, if statements and return statements clearer and more concise.

Take advantage of Docker to ease Java development. Learn how to update a running Java codebase (without restarting the container) and to debug into a remotely running containerized Java app.

Typesafe enums offer a better alternative to Java's traditional enumerated types. Here's how to use typesafe enums correctly in your Java code.

The example code below shows how to use Java’s DirectoryStream in a method to list the files of a directory: public Set<String> listFilesUsingDirectoryStream(String dir) throws IOException { ...

“Java 14 removes so much noise in code,” Subramaniam says, pointing to Records, Pattern Matching, and Switch Expressions. (Switch Expressions was first previewed in JDK 12).