J.A. Shezan

@jashezan

Technology Enthusiast | Coder | Infosec Guy | Web Developer

Joined February 2022

About

Shezan loves technology who is currently studying Computer Science and Engineering. He codes frontend & backend of a website. He also does penetration testing on web apps.

Available for

Article writing on cyber security, computer automation, web development.

J.A. Shezan's blogs

jashezanjashezan.hashnode.dev24 posts

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Recently published

JSJ.A. Shezanjashezan.hashnode.devMay 12 · 20 min read

Anatomy of a Self-Hosted Temporal Stack

Why this article exists Temporal is a durable execution platform that lets you write long-running, fault-tolerant workflows as ordinary code. It is rapidly becoming the substrate of choice for backgro

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JSJ.A. Shezanjashezan.hashnode.devOct 25, 2025 · 5 min read

Permanent Fix for Node.js/Bun "Too Many Open Files" Error on Linux Development: The Linux Solution

The sudden, intermittent crash of a development server with the cryptic "Too many open files (os error 24)" message is a frustration familiar to any modern JavaScript developer on Linux. This error halts productivity, especially when using high-perfo...

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JSJ.A. Shezanjashezan.hashnode.devAug 21, 2025 · 5 min read

Transform Your Ollama Docker Terminal: A Parrot OS Makeover

The default Ollama Docker container provides a powerful AI environment, but its command-line interface is plain and basic. By customizing the Bash prompt, you can make your terminal more informative, visually appealing, and efficient. This guide will...

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JSJ.A. Shezanjashezan.hashnode.devJun 11, 2025 · 13 min read

Mastering SQLModel: The Ultimate Beginner’s Guide to SQL in Python

Working with SQL databases in Python often presents a dilemma: do you write raw SQL queries and risk errors and security vulnerabilities, or do you tackle the steep learning curve of a complex Object-Relational Mapper (ORM)? SQLModel provides an eleg...

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JSJ.A. Shezanjashezan.hashnode.devJun 3, 2025 · 10 min read

How to Set Up Passwordless SSH for Secure Access to Your VPS

Tired of typing your VPS password every time you connect via SSH? Setting up a passwordless connection using SSH keys is a more secure and convenient way to access your remote Linux server. This guide will walk you through the process step-by-step, w...

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J.A. Shezan

About

Available for

J.A. Shezan's blogs

Recently published

Anatomy of a Self-Hosted Temporal Stack

Permanent Fix for Node.js/Bun "Too Many Open Files" Error on Linux Development: The Linux Solution

Transform Your Ollama Docker Terminal: A Parrot OS Makeover

Mastering SQLModel: The Ultimate Beginner’s Guide to SQL in Python

How to Set Up Passwordless SSH for Secure Access to Your VPS

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J.A. Shezan

About

Available for

J.A. Shezan's blogs

Recently published

Anatomy of a Self-Hosted Temporal Stack

Permanent Fix for Node.js/Bun "Too Many Open Files" Error on Linux Development: The Linux Solution

Transform Your Ollama Docker Terminal: A Parrot OS Makeover

Mastering SQLModel: The Ultimate Beginner’s Guide to SQL in Python

How to Set Up Passwordless SSH for Secure Access to Your VPS