See O-R mapping and object database. There are three major features in object-oriented programming that makes them different than non-OOP languages: encapsulation, inheritance and polymorphism.

Object-oriented programming provides a new approach for modeling the armor, monsters, etc. much better than a hodge-podge of lists and dictionaries, even though OOP concepts it take some getting ...

This paper reviews some programming techniques in R that have proved useful, particularly for substantial projects. These include several versions of object-oriented programming, used in a large ...