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

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Java currently supports only two types of value: primitives and object references. Project Valhalla extends this by introducing inline classes which are a new form of type that exhibit some ...

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...

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.

The first article is a concept piece explaining why testing helps in an enterprise server-side software environment. Most software applications today are written in tiers: the presentation tier, the ...