Sajidur Rahman Shajib articles - 17 total
🚀 A Better Way to Seed Data Using SQLAlchemy (Async-friendly)
In modern backend projects, especially with FastAPI and async SQLAlchemy, seeding initial data like...
![🐍 Don't Need to Create requirements.txt and .venv Manually [UV]](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fquix3wkqh0achkguu6ng.png)
🐍 Don't Need to Create requirements.txt and .venv Manually [UV]
We need something better than pip — and that's where uv comes in. It’s a fast Python package manager...
🧠 What are Pages (in OS/memory)?
A page is a fixed-length block of virtual memory. When discussing threads, processes, and system...
🧪 Understanding the ACID Properties in Databases
🔍 What is ACID? ACID stands for Atomicity, Consistency, Isolation, Durability — four key...
🏛️ 5 Pillars of SOLID
When it comes to writing clean and maintainable code, the SOLID principles are essential tools every...
🧵 Thread vs Process in a nutshell
Understanding the difference between a thread and a process is fundamental to building scalable and...
🛠️ Functional and Non-Functional Requirements: Explained
When building a software system, requirements are usually classified into two main categories: ...
🧠 Understanding HLD and LLD in System Design: A Developer's Guide
In the world of software engineering, designing systems that are scalable, maintainable, and robust...
Discovering Ruff: The Rust-Based Python Formatter That’s a Game-Changer!
As a Python developer, I’ve always been on the lookout for tools that can simplify my workflow while...
OWASP Broken Access Control Vulnerabilities
When it comes to web application security, Broken Access Control stands out as one of the most...
Changing Foreign Key Constraints in PostgreSQL: A Step-by-Step Guide
In PostgreSQL, foreign key constraints are used to maintain referential integrity between tables by...
💻 Why You Don’t Need to Buy Expensive Courses to Learn Web Development 💸
In my experience, many web development courses, especially the more expensive ones, often don’t...
Best way to create requirements.txt
Hello Devs, How are you doing with Python? In my previous post, I emphasized not using pip freeze...
Setting up an Alias for a Directory in Apache2 Server
In most Apache installations, the default root directory is typically located at /var/www/html on...
Do not use `pip freeze`
We are using pip freeze or pip3 freeze command for making requirements.txt for our python projects....
How to set default object parameter in Javascript
Hello Devs, Do you find any error when you set the default object as parameter? Let's talk about...
Javascript default parameter for null and undefined
Hello Devs, Are you facing any problem when you pass null or undefined in a function as a parameter?...