I Built a Mini Git to Finally Understand How Version Control Works
Git stops feeling like magic once you build one. I wrote a small Git in Python that stores objects in Git’s real format, then checked it aga...
Oct 25, 2026
15 min
Build Your First MCP Server in 30 Minutes
MCP lets AI apps use your own code as a tool. Here's how to build a small Python MCP server that finds TODO comments in a project, test it w...
Oct 24, 2026
12 min
AI videos with Claude Code for beginners: 11 prompts, $0.62
The way of the Jedi A few months ago I started making AI videos. I didn't plan that. I had never seen myself as an AI video creator. I just ...
Oct 23, 2026
11 min
I Built the Smallest LLM I Could to Understand How They Work
I use LLMs every day without knowing how they work, so I built the smallest one I could: a tiny transformer that writes Shakespeare one char...
Oct 23, 2026
9 min
Building a Discord Reminder Bot in Python
A step-by-step guide to building a Discord reminder bot with discord.py. You’ll create slash commands, store reminders in SQLite so they sur...
Oct 14, 2026
9 min
I built an HTTP server from scratch in Python to learn how HTTP really works
Frameworks hide what really travels between a browser and a server. So I built an HTTP server from scratch in Python. It reads raw requests,...
Oct 14, 2026
18 min
I built my own Redis clone in Python to understand how it works
I used Redis for years without knowing what happens after I type SET. So I built a small clone in Python: it speaks the Redis wire protocol,...
Oct 6, 2026
10 min
Python asyncio from Scratch
Most asyncio tutorials start with syntax. This one starts with the problem. Once you see why your program spends most of its time waiting, c...
Sep 28, 2026
4 min
How to Make a Product Demo Video in React
This is a build log for a 30-second product demo video, written entirely in React and rendered to an .mp4 you can drop on a landing page, po...
Aug 1, 2026
9 min