Take advantage of the Singleton design pattern to create classes that can have only one instance throughout the lifetime of the application. ... Developer JavaScript Node.js news Adobe adds ...

Learn the drawbacks of using the Singleton design pattern, one of the most widely used design patterns, and the alternatives to avoid its potential pitfalls Topics Spotlight: New Thinking about ...

The answer to question one lists a handful of ways to create objects. One of the ways given is the singleton pattern (emphasis mine): A Singleton is an object which can only be instantiated one time.