Poorshad Shaddel – Medium

Poorshad Shaddel

Published in
Level Up Coding

Full-Text Search on PostgreSQL: Backend Developer Guide — Part 1

Unlock the power of PostgreSQL full-text search! This article dives into how full-text search works, why B-Tree indexes fall short, and…

6d ago

Full-Text Search on PostgreSQL: Backend Developer Guide — Part 1

6d ago

Published in
Level Up Coding

PostgreSQL Shared Buffer, What Backend Developers Should Know

For us as Backend Developers it is important to find the optimal amount for shared_buffers depending on the machine resources.

Dec 2

PostgreSQL Shared Buffer, What Backend Developers Should Know

Dec 2

Published 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

Published 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

Published 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

Published 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

Published 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

Published 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

Published 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

Published 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

Poorshad Shaddel

Full Stack Developer with more than 6 years of experience. I spend partial part of the day working with Node.js and React. I love Databases and how they work!

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