9arm's skills repo is small, but it has one AI cost idea worth stealing

July 16, 2026 · Dev.to

I catalogued 32 real AI-agent failures, then marked the ones we cannot stop
Every agent-security vendor tells you what they block. Nobody tells you what they miss. That gap is the whole problem. "
Why WHOIS is Deprecating and How to Use RDAP in Java
The Problem with WHOIS For decades, the WHOIS protocol was the go-to solution to check domain ownership, IP address allo
What running an LLM in production actually costs you
Every "build an AI app" tutorial stops at the demo. Prompt goes in, response comes out, ship it. Nobody covers the part
Clear the Lineup: Eliminating an N+1 Query Bug to Boost API Performance by 6
This is a submission for DEV's Summer Bug Smash: Clear the Lineup powered by Sentry. Project Overview The project is a f
'Charlie is my safety blanket': LAUREN GOODGER'S ex split up with her on the day of their baby daughter's funeral...yet he's still by her side. But read her heartbreaking story of loss before you judge her
Lauren Goodger can't remember much about what was in her head as the paramedics carried her to the ambulance, sirens bla