In this article we will explore the Observer Pattern in JavaScript. We will look at a real world example that involves processing order shipment and how to implement observer pattern in that context. In object oriented programming the Observer Pattern defines a one-to-many dependency between objects, where one object (the subject or observable) maintains a…
The Strategy Pattern is a powerful design pattern in JavaScript that allows you to define a family of algorithms, encapsulate each one as a separate object, and make them interchangeable. This pattern is especially useful when you want to select an algorithm’s implementation at runtime without altering the client code. In this article, we explore how the Strategy Pattern works in JavaScript, providing practical examples to demonstrate its flexibility and scalability in solving various problems.