Most Android developers will use Java to write their apps. Java is an object oriented programming language. But what precisely does that mean?

Becoming popular in the early 1990s and the norm today, object-oriented programming (OOP) languages, such as C++ and Java, provide a formal set of rules for creating and managing objects.

Java and C++ ushered in object-oriented programming, but now Python and JavaScript popularize functional programming. These seven principles of functional programming explain why.

You'll get up to speed on Object-Oriented Programming concepts and their applications, and learn how to write professional Java code using industry best practices.

An introduction to the principles of object-oriented programming. This course covers both object-oriented programming techniques and their application to program design including classes, objects and ...

If you’re familiar with object-oriented programming, you know APIs in their incarnation as the interfaces and classes used to obtain access to underlying features of the language, or as the ...

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