Java's double brace initialization feature saves time and shaves off a few keystrokes when you initialize a Set or seed a List for testing. Here's a quick example of how to use Java's double brace ...

Don't be intimidated by the prospect of doing functional programming in Java. This step-by-step example will help you learn basic Java lambda syntax quickly and effectively.

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.