Modular Programming: Principles and Implementation

This lecture covers the principles and implementation of modular programming, focusing on class interface and implementation, encapsulation, and abstraction. It explains how classes manage entities, the importance of encapsulation, and the differences between classes and structures. The lecture also discusses the outsourcing of method definitions, the use of namespaces, and the concept of concrete types in C++. Proper struct usage and the control of concrete type validity are highlighted, along with examples and best practices.