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Why Singelton is Still Controversial : Learn About Singleton

Why Use a Singleton? Scenarios Where It Fits

Is It Vritra - SDE I
5 min readDec 17, 2024

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The Singleton pattern is one of the simplest and most commonly used design patterns in software development. For junior developers stepping into .NET, understanding Singleton can feel both essential and overwhelming.

In this article, I’ll break down the Singleton pattern from the ground up, share some of my scenarios where it shines, and explain where not to use and how to use, hot right? also, I’ll include a practical fintech project example from my own experience and explore how to set up Singleton, Transient, and Scoped lifetimes in .NET. This article is straight from my personal practice, offering a complete, junior-friendly perspective.

Okay cool and lets go…

what is singleton

What Is a Singleton?

A Singleton is a design pattern that ensures a class has only one instance throughout the application lifecycle and provides a global access point to that instance. In my fintech projects, I used Singletons extensively for centralized control of critical components, such as transaction logging, where a…

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Is It Vritra - SDE I
Is It Vritra - SDE I

Written by Is It Vritra - SDE I

Going on tech shits! AI is my pronouns

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