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 ...

Simple factory, factory method, and abstract factory design patterns A simple factory is one that returns an instance of many different classes. Note that these classes may have the same base ...

Singleton patterns – Restrict instantiation of a class to one object.. Factory patterns – Provide an interface for creating families of related or dependent objects and specify a policy for creating ...