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How I Built a Calculation Engine That Refuses to Answer

How I Built a Calculation Engine That Refuses to Answer

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7 min read
How I recorded my first product demo in 54 seconds (OBS, ffmpeg, openai.fm)

How I recorded my first product demo in 54 seconds (OBS, ffmpeg, openai.fm)

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3 min read
How I verify 4.7 GB downloads with a hash generator in 2026

How I verify 4.7 GB downloads with a hash generator in 2026

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6 min read
16 states, 16 tax rates: modeling German property transfer tax without hardcoding a mess

16 states, 16 tax rates: modeling German property transfer tax without hardcoding a mess

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3 min read
StockPulse: 100% Local-First Sales Analytics & Niche Radar Extension for Adobe Stock & Shutterstock

StockPulse: 100% Local-First Sales Analytics & Niche Radar Extension for Adobe Stock & Shutterstock

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1 min read
How I Built a Wobble GIF Maker with Canvas API and Next.js

How I Built a Wobble GIF Maker with Canvas API and Next.js

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6 min read
Your AI Cover Art Looks Great — Until It's a Thumbnail

Your AI Cover Art Looks Great — Until It's a Thumbnail

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4 min read
Eleven languages for zero new translation work

Eleven languages for zero new translation work

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4 min read
I built a free AQI API for worldwide cities, here's how

I built a free AQI API for worldwide cities, here's how

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1 min read
Rendering MP4 travel videos entirely in the browser with WebCodecs

Rendering MP4 travel videos entirely in the browser with WebCodecs

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3 min read
Por qué el "precio de lista" de una tienda no vale nada (y cómo construimos un tracker honesto)

Por qué el "precio de lista" de una tienda no vale nada (y cómo construimos un tracker honesto)

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2 min read
I shipped a ChatGPT plugin backed by a remote MCP server — 184,900 beaches, live data, one backend for every AI assistant

I shipped a ChatGPT plugin backed by a remote MCP server — 184,900 beaches, live data, one backend for every AI assistant

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2 min read
I built a very cheap App Review analysis pipeline that also finds Bugs in my app code

I built a very cheap App Review analysis pipeline that also finds Bugs in my app code

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6 min read
I made assembly language interactive — a free x86-64 lesson that runs entirely in your browser

I made assembly language interactive — a free x86-64 lesson that runs entirely in your browser

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2 min read
Before You Work an Open-Source Bounty, Check Whether It Still Exists

Before You Work an Open-Source Bounty, Check Whether It Still Exists

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2 min read
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