Mohamed Mayallo – Medium

Mohamed Mayallo

Mohamed Mayallo
in
Level Up Coding

Is Interface Segregation Principle Redundant?

The Interface Segregation Principle is so close to other SOLID principles. It significantly helps to implement them correctly.

13 min readMay 30, 2023

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Is Interface Segregation Principle Redundant?

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Mohamed Mayallo
in
Better Programming

Liskov Substitution Principle isn’t Complex. Just Give it a Try

A guide to help you understand the Liskov Substitution Complex better

9 min readJan 3, 2023

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Liskov Substitution Principle isn’t Complex. Just Give it a Try

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5

Mohamed Mayallo
in
Better Programming

Open-Closed Principle: The Hard Parts

The Open-Closed Principle is the second principle of SOLID. Let’s know what OCP is, its limitations, and how can we follow it correctly

13 min readSep 30, 2022

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Open-Closed Principle: The Hard Parts

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Mohamed Mayallo
in
Better Programming

Do You Really Know, What Is Single Responsibility?

What is SOLID? When should we use the SOLID principles? What is the Single Responsibility (SRP)? Why is it tricky to apply?

9 min readAug 24, 2022

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Do You Really Know, What Is Single Responsibility?

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Mohamed Mayallo
in
Level Up Coding

Locking-Based Isolation at SQL Server

How SQL Server manages transactions concurrency by Isolation Levels, what are their anomalies, and how they work

9 min readAug 3, 2022

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Locking-Based Isolation at SQL Server

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Mohamed Mayallo
in
Level Up Coding

How to use GraphQL Directives efficiently?

What are GraphQL Directives? When should you use GraphQL Directives? GraphQL Directives Use Cases by Examples

5 min readAug 2, 2022

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GraphQL Directives

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Mohamed Mayallo
in
ILLUMINATION

MongoDB GridFS, Made Simple

How GridFS works? When to use GridFS over the ordinary file system? How to use it with Node.js? and What are GridFS pros and cons?

4 min readAug 1, 2022

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MongoDB GridFS, Made Simple

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Mohamed Mayallo
in
ILLUMINATION

Strategy vs State vs Template Design Patterns

What is the difference between Strategy, State, and Template design patterns? by examples

4 min readJul 28, 2022

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Strategy vs State vs Template Design Patterns

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Mohamed Mayallo
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JavaScript in Plain English

4 Ways to Handle Async Operations in Javascript

4 ways to handle asynchronous operations in javascript using callbacks, promises, async/await, and observables

8 min readFeb 21, 2022

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4 Ways to Handle Async Operations in Javascript

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Mohamed Mayallo

Mohamed Mayallo

I’m a Software Engineer Passionate about Clean Code, Design Patterns, and System Design. Feel free to say Hi on LinkedIn at https://www.linkedin.com/in/mayallo

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