About Me

I’m Dumitru. I build software for a living, but mostly I just like taking things apart to see how they work. I tinker with code, run long distances, read widely, and travel when I can. This is where I write about whatever I’m curious about.

Latest content

Blog Linklog Books

Book February 28, 2026

On the Road

by Jack Kerouac

★★★☆☆

Relentless
Link February 24, 2026

Knowledge Priming

by Martin Fowler

If you feed the LLM your project's architecture and conventions before asking it to write code, the output gets dramatically better, and here's what to include and what to skip.
Link January 31, 2026

Code is cheap. Show me the talk.

by Kailash Nadh

Torvalds said 'talk is cheap, show me the code,' but now that machines can generate code, the person who can clearly articulate the problem is the one who matters.
Link January 29, 2026

Feature Toggles (aka Feature Flags)

by Pete Hodgson

Feature flags are just if-statements with an expiration date, and the real problem is that most teams forget to clean them up.
Link January 26, 2026

First, Make Me Care

by gwern

If you start with background, people leave before they reach the interesting part, so find the one thing that makes your reader curious and open with that.
Book January 25, 2026

Source Code: My Beginnings

by Bill Gates

★★★☆☆

Passion to the power of privilege.
Link January 18, 2026

ASCII characters are not pixels: a deep dive into ASCII rendering

by Alex Harri

ASCII characters have shapes, not just brightness values, and once you match on geometry instead of treating them as pixels the rendering quality jumps dramatically.
Link January 09, 2026

The Emperor Has No Clothes: How to Code Claude Code in 200 Lines

by Mihail Eric

AI coding assistants are basically a REPL that calls an LLM in a loop, and once you see the 200 lines that make it work, the magic disappears.

Let's Connect

If you want to get in touch with me about something or just to say hi, reach out on social media or send me an email.