Explore how design patterns like Singleton and Factory can be applied to improve testability in JavaScript applications. Learn techniques for resetting singletons and creating test instances using factories.
Explore the Singleton Design Pattern in JavaScript with practical examples using ES6 modules, closures, and static properties. Learn how to implement and utilize singletons effectively in your JavaScript applications.
Explore common pitfalls of the Singleton pattern in JavaScript, including global state issues, testing challenges, and concurrency concerns, along with practical solutions such as dependency injection and mocking.