Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Type erasure in Java generics programming can cause a variety of problems in your code. Fortunately, there are ways to work around them.

Traverse the class's inheritance hierarchy. 10 types of Java constructors. There is a variety of different types of constructors in Java, and each constructor type has its own special use case and is ...

Sealed classes, proposed in JEP 409 and available since Java 17, let developers limit and control how deeply a component's type hierarchy can extend. With sealed classes, a developer can essentially ...