It was never the sexiest language, but for decades Java has been a mainstay of modern technology, and it's going to be with us for years to come.

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching ...

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