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

Oracle's Java plugin for browsers is a notoriously insecure product. Over the past 18 months, the company has released 11 updates, six of them containing critical security fixes. With each update ...

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

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.