The java double-check singleton pattern is not thread safe and can’t be fixed. In this article, Dr. Alexey Yakubovich provides an implementation of the Singleton pattern that he claims is thread ...

The Singleton design pattern promotes tight coupling between the classes in your application. Tight coupling increases the maintenance cost as maintenance and code refactoring becomes difficult.

The Singleton pattern is deceptively simple, even and especially for Java developers. In this classic JavaWorld article, David Geary demonstrates how Java developers implement singletons, with ...

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 ...

Lazy loading is a common design pattern often used for constructing resource-intensive objects. It's also frequently used in conjunction with the singleton, and/or factory patterns. Lazy loading ...