---
title: "Amr Mohamed (@amrmohamed) | Hashnode"
description: "javascript node. Read the latest articles by Amr Mohamed on Hashnode."
url: "https://hashnode.com/@amrmohamed"
---

@amrmohamed

# Amr Mohamed

@amrmohamed · Egypt · Joined March 2022

javascript node

[Website](https://www.amrmuhmedd.com/)

### [Power of Scope in JavaScript: Why Every Developer Should Master It](https://amrmohamed.hashnode.dev/power-of-scope-in-javascript-why-every-developer-should-master-it?utm_source=hashnode&utm_medium=feed)

Introduction As developers, our journey into the JavaScript realm begins with understanding its foundational concepts, and one of the most crucial of these concepts is “scope.” In this article, we will delve into the world of JavaScript scope, explor...

8 min read · [amrmohamed.hashnode.dev](https://amrmohamed.hashnode.dev/power-of-scope-in-javascript-why-every-developer-should-master-it?utm_source=hashnode&utm_medium=feed)

[Aug 9, 2023](https://hashnode.com/posts/power-of-scope-in-javascript-why-every-developer-should-master-it/64d41abcb8b2b3bd2515cfe8)

### [How useMemo can Improve performance in your application Beginner's Guide?](https://amrmohamed.hashnode.dev/how-usememo-can-improve-performance-in-your-application-beginners-guide?utm_source=hashnode&utm_medium=feed)

Introduction As a developer diving into the exciting world of React, you've likely encountered situations where your app's performance is not as smooth as you'd like it to be. Fear not, for there's a powerful tool in your React arsenal that can help ...

4 min read · [amrmohamed.hashnode.dev](https://amrmohamed.hashnode.dev/how-usememo-can-improve-performance-in-your-application-beginners-guide?utm_source=hashnode&utm_medium=feed)

[Aug 5, 2023](https://hashnode.com/posts/how-usememo-can-improve-performance-in-your-application-beginners-guide/64ceacdc100931980ef88d0e)