Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want.

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...

Reference objects aren't just useful when memory is at a premium; they can also be used to provide slick caching abilities to any application.

What's new in the Java 17 long-term support release? Here are five new Java 17 features that developers who were stuck on Java 11 will love.