Learn how to use the Command pattern to encapsulate requests as objects that you can execute alone or in sequence in your Java programs.

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.

Need to disassemble a Java class file? Want to look at the bytecode instructions generated from compiling source? These javap tool examples will show you how to use the javap command properly.

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.

Two decades of large-scale investment in Java's developing language and platform is strikingly rare in the history of languages.