Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

Where can you find the best Java bootcamps in the U.S.? Check out our ranking of the best online Java coding bootcamps.

Virtual threads are a lightweight implementation of Java threads, delivered as a preview feature in Java 19. They dramatically reduce the effort of writing, maintaining, and observing high ...

Kevlin Henney takes a philosophical approach to encapsulation, polymorphism and inheritance, and explains what it means to write Java programs according to his view on OOP.

Null pointer exception is an “exception” (error) that is particularly common when programming in Java. For a beginner, this is a confusing and daunting message to receive, but it can be just ...

What is Computer Programming? Computer programming is the process that professionals use to write code that instructs how a computer, application or software program performs. At its most basic, ...

If you are interested in pursuing a career in development and don't know where to start, here's your go-to guide for salaries, technical skills, and the best programming languages to learn.