Here's a quick look at the three types of class loaders and everything you need to know to work with them in your Java programs.

Since Java 21, wrapper classes have played an increasingly sophisticated role in Java’s type system. Here’s everything you need to know about updates for virtual threads, pattern matching, and ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!

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.

Learn about serialization in Java with our comprehensive tutorial. We provide examples to help you understand how serialization works.