I meant to delete the .cache files under a data directory. The server had been running for two months and the cache layer had grown to about 14GB. The application team told me it was safe to purge it — they'd rebuilt the cache logic and the old files...

My Backup Hadn't Run in 9 Days and Nothing Told Me Level: Intermediate · Time: 5 min · Outcome: A cron command that can't hang forever The backup ran fine every night for fourteen months, and then it didn't run for nine days, and nothing told me. ...

Nobody announces small features. You ship them, they're in there, and the people who find them either notice or they don't. I want to start documenting these because some of them are the kind of thing that makes a tool actually worth using day-to-day...

Here's a script that will ruin your day: !/bin/bash cd /nonexistent/folder rm -rf echo "Done" The cd fails because the folder doesn't exist. Bash ignores the failure. rm -rf runs in whatever directory you were already in. The script prints "Done...

The Problem Nobody Talks About 970 million people worldwide live with mental health disorders. But almost every mental health tool built with AI assumes the same user: fast internet, English as a first language, a US or UK phone number to call in ...

I'm Wasey, a solo developer from Varanasi, India. I built DramaHub — a fully live OTT streaming app on Google Play Store. 7,000+ downloads, 1,000+ daily active users, sub-1% crash rate, ₹0/month infrastructure. Here's the exact architecture that m...

I have lost work exactly once. It was a side project. A static site I'd been building over a weekend. I was reorganizing the folder structure, running mv commands to shuffle things around, and I fat-fingered a path. Moved an entire directory into a ...

Most developers buy a domain before deploying a portfolio or project online. But recently, I discovered DigitalPlat FreeDomain — a platform that allows developers to register free domains under extensions like .qzz.io and connect them to services l...

I Google "bash remove file extension" at least once a month. Every time I need ${filename%.txt} I have to look it up. I've written that exact syntax probably 40 times across different scripts. My brain refuses to memorize it. And every time I need i...

Nginx crashed on a Saturday night. An OOM kill, probably — I was running a Node app that leaked memory like a broken faucet. The service went down at 2:14 AM. I found out at 8:30 AM when I opened my laptop and saw Slack messages from six hours earlie...

I built an AI Agent that lives directly in your CLI and Desktop Most AI coding workflows still feel disconnected. You copy code from your editor → paste into ChatGPT/Claude → copy the answer back → repeat. I got tired of acting like a middleman b...

I. That conversation On March 10, 2026, I spent an entire day talking to Claude Code. We were building an AI engine — one that automatically scans the world for commercial opportunities. Claude Code wrote the code, I gave direction. We built signa...

That’s why we built API Peek — a modern Postman alternative designed for developers, startups, and enterprise teams who need faster API testing, better collaboration, and powerful workflow tools in one place. Here’s what API Peekhttps://apipeek.app ...

$? holds the exit code of the last command that ran. You've seen it. You've probably checked it. What you might not have is a reliable reference for what each value actually means — and more importantly, what to do about it in your script. Here's t...