5 Important Software Design Patterns…

Template and descriptions for software design.

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Software Design Patterns

Design patterns are a kind of template or description for software design. They can help with problem-solving in various different situations and are usually best practices that a programmer can use to solve problems when designing applications.

Design patterns can speed up the development process by providing tested, proven development paradigms. Effective software design requires considering issues that may not become visible until later in the implementation. Reusing design patterns helps to prevent subtle issues that can cause major problems and improves code readability for coders and architects familiar with the patterns.

(Source Making)

Let's then take a look at 5 design patterns that are routinely used in software development.

Singleton

The Singleton design pattern is one of the simplest around. It is defined as a design pattern that restricts the instantiation of a class to one single object instance.

This is useful where one object class is required but it is frequently criticised and sometimes labeled as an anti-pattern due to being used in scenarios where it is not appropriate to use and it can be…