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

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.

Learn about the difference between using the runnable interface and extending the thread class in Java, and their benefits and drawbacks for multithreading.

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.