The Observer Pattern is the foundation of Model View Controller (MVC) development. In this article, you'll learn how to use it by building a simple email application.

The MVC architectural pattern is used to build applications that are loosely coupled, easier to test and maintain. In a typical MVC implementation, the View and the Model are decoupled from each ...

Instead, it is a pattern used for defining your API endpoints. Why use the REPR design pattern? The MVC (model-view-controller) pattern has traditionally been used to build API endpoints.