Poorshad Shaddel – Medium

Poorshad Shaddel

Poorshad Shaddel
in
Level Up Coding

Number of System Calls in a Simple Nodejs Read File

How many system call are we making for reading a file and logging it to the Console?

Oct 13

Number of System Calls in a Simple Nodejs Read File

Oct 13

Poorshad Shaddel
in
Level Up Coding

PostgreSQL Clustered Index: When to Use? Does it Worth?

PostgreSQL Clustered Index is an operation that let you reorder the table on the disk and helps optimize your table for specific queries.

Oct 6

PostgreSQL

Oct 6

Poorshad Shaddel
in
Level Up Coding

How MongoDB Time Series Collection Works Under the Hood

In this article, we delve into the inner workings of MongoDB’s time series collections, exploring how they efficiently store and manage…

Jun 3

How MongoDB Time Series Collection Works Under the Hood

Jun 3

Poorshad Shaddel
in
Level Up Coding

Behind the Scenes of useState: Implementation Insights

In this article we want to answer the question of how the useState hook is implemented. In the first section we take a look into the…

Apr 14

Behind the Scenes of useState: Implementation Insights

Apr 14

Poorshad Shaddel
in
Level Up Coding

Could Converting Nodejs Functions to C++ Add-On Boost Your Code Performance

We learn how to create a C++ add-on and we answer an important question!

Mar 24

Could Converting Nodejs Functions to C++ Add-On Boost Your Code Performance

Mar 24

Poorshad Shaddel
in
Level Up Coding

Antipatterns Series with JavaScript Examples: The Blob, The God Class

We are going to explain the Blob antipattern with some enlightening examples!

Mar 8

The Blob — Simpsons

Mar 8

Poorshad Shaddel
in
Level Up Coding

Why Implementing Your Own Username Password Authentication System Could Be a Big Mistake!

This is an awareness about the dangers of implementing your authentication system!

Dec 26, 2023

Picture of a Login page and a man and woman beside it

Dec 26, 2023

Poorshad Shaddel
in
Level Up Coding

What is Session Fixation and How to Prevent it in Node.js

By Session Fixation attacker can hijack a valid user session and it is absolutely important to know this vulnerability and protection…

Nov 13, 2023

What is Session Fixation and How to Prevent it in Node.js

Nov 13, 2023

Poorshad Shaddel
in
Level Up Coding

Implement a Simple Version Control with JavaScript to Understand Git Better!

Learn Git Internals by trying to implement simplified version of it

Oct 29, 2023

Implement a Simple Version Control with JavaScript to Understand Git Better!

Oct 29, 2023

Poorshad Shaddel
in
Level Up Coding

Comparing Prisma and Mongoose for MongoDB: A Comprehensive Analysis

Mongoose is the most used ODM with MongoDB and Prisma is a modern ODM/ORM that supports MongoDB in this article we are going to do a…

Sep 3, 2023

Comparing Prisma and Mongoose for MongoDB: A Comprehensive Analysis

Sep 3, 2023

Poorshad Shaddel

Poorshad Shaddel

Full Stack Developer with more than 6 years of expericence. I spend partial part of the day working with Node.js and React.

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