Object-oriented programming allows procedures about objects to be created whose exact type is not known until runtime. For example, a screen cursor may change its shape from an arrow to a line ...

If you're not familiar with object-oriented programming, some of the concepts can be hard to understand, especially if you're a longtime procedural language programmer. Follow along as we take a ...

One of the easiest ways to understand what is meant by ‘object oriented’, is to define what it is not. Before Object Oriented Programming (OOP) programs were written an imperative way ...

The idea behind object-oriented programming is that a computer program may be seen as composed of a collection of individual units, or objects, that act on each other, as opposed to a traditional ...

Today, you probably don’t think much about object-oriented programming, it’s just part of the landscape. But decades ago, it was strange and obscure technology.

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 ...

Object-oriented databases play nicely with object-oriented programming languages. This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data ...

As you learned in my recent introduction to programming with classes and objects, you initialize an object via the code that you place in a class’s constructor.

An object's class and current state must be saved for use in subsequent sessions. See object-oriented programming.