Singleton Pattern Courses
LinkedIn Learning The Ultimate Guide to Unity Designpatterns
Udemy C# Design Patterns: Singleton
Pluralsight Implementing Design Patterns Using Java 8 Lambda
Pluralsight Design Patterns in C++: Creational
Pluralsight Padrões de Projeto em JAVA na Prática!
Udemy Go Design Patterns
LinkedIn Learning Android Development for Beginners - Full Course
freeCodeCamp Object Oriented JavaScript
Derek Banas via YouTube A Tour of JavaScript & React Patterns
Frontend Masters