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

Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

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.

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

The next is IBM's own J9, which is a high-performance Java 2 SE/J2EE JRE that is distributed with the company's various enterprise software packages that use Java, such as Websphere and the Lotus ...