Design patterns are solutions to recurring problems and complexities in software design and are classified into three distinct categories: creational, structural, and behavioral. While creational ...

In essence, the Singleton design pattern is a creational design pattern that can be used to implement a class of which one and only one instance can exist throughout the lifetime of your application.

It outlines 23 design patterns, which are broken down into three categories: Creational, Structural, and Behavioral patterns. We will also discuss some miscellaneous design patterns in this series.