Catalog of 22 classic design patterns, grouped by their intent.

Design Patterns in TypeScript Code: SOLID PRINCIPLES 1.1 The Course Overview 1.2 Introduction to SOLID 1.3 The Single Responsibility Principle 1.4 The Open/Closed Principle 1.5 The Liskov Substitution

Singleton pattern: Singleton pattern belongs to the creational pattern. It allows one instantiation or object for JVM Rules for singleton pattern: The constructor should be private. ​​private Singleton()

Today we will describe the first design pattern or rather anti-pattern, it is officially a design pattern, but for many it is also considered by me as anti-pattern, because it has many disadvantages that

It is, in my view, a stupid and ridiculous waste of time to take on the "Gang of 4" head on. So I propose a more modest and simple proof: Design patterns are assumed to be correct. Correct is

A design theory proposes a hypothesis and provides criteria for evaluation, a design pattern is assumed to exist and to be perfect (perfection is the enemy of the good). A design theory seeks objective

Strategy: Defines a family of algorithms, encapsulates each one, and make them interchangeable. Strategy lets the algorithm vary independently from clients who use it. Decorator: Attach additional

Hi Friends, This post is in continuation with my earlier STEEMIST post - The latest pattern which is getting attention in iOS now a days is VIPER design pattern as it helps in designing and testing iOS

In software engineering, a design pattern is a general repeatable solution to a commonly occurring problem in software design. A design pattern isn't a finished design that can be transformed directly