Two of the key concepts in object-oriented programming (OOP) are inheritance and composition. While both can help you reuse code, there are key differences between them.

What does object-oriented programming actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Foundational programming skills with an emphasis on professionalism, design, and pragmatics. Topics include expressions, types, functions, branches and iteration, user-defined types, data hiding, ...