-- Sams Teach Yourself Object Oriented Programming in 21 Days presents fundamental object oriented programming (OOP) concepts in a non-threatening, language-neutral manner.
-- The purpose of Sams Teach Yourself Object Oriented Programming in 21 Days is to make programmers marketable. The software industry will leave behind any developer who does not have object-oriented development skills.
-- Sams Teach Yourself Object Oriented Programming in 21 Days provides the real-world examples that will enable the reader to actually apply OOP concepts.
Sams Teach Yourself Object Oriented Programming in 21 Days differs from other OOP books in two main ways. Many classic OOP books are designed for software engineers and teach at an academic level. Sams Teach Yourself Object Oriented Programming in 21 Days presents accessible, user-friendly lessons designed with the beginning programmer in mind. Other OOP books work to present both OOP and to teach a programming language (for example: Object-Oriented Programming in C++). Although Sams Teach Yourself Object Oriented Programming in 21 Days uses Java to present the examples, the book is designed to present concepts that apply to any OOP environment.