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⚡ AI Lessons

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
3w ago
Our Status Dashboard Was Green for 61 Hours While the API Was Down
Our status dashboard scraped a partner's health API every two minutes and lit up green the entire...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Your Cron Job Works. That's Not the Same as Surviving Cron
There's a gap between a script that works when you run it and a script that survives running...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Three Lines of Bash Stand Between Your Cron Job and a Silent Outage
Three separate incidents taught me the same lesson over about a year. A */1 rsync stacked six copies...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
I Spent 40 Minutes at 11pm Debugging a Deploy That Wasn't Broken
I once spent forty minutes at eleven at night debugging a deploy that wasn't broken. The release...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
My Backup Hadn't Run in 9 Days and Nothing Told Me
The backup ran fine every night for fourteen months, and then it didn't run for nine days, and...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
A Cron Job Took Our Server to Load 41 by Attacking Itself
A */1 rsync took our staging box to a load average of 41 one afternoon, and it took me longer than I...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
The Alert Never Fired Because the Loop Skipped the Last Line of the File
We kept a plaintext file of hostnames, one per line, and a monitoring script read the file and pinged...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
The Pipeline Was Green for Three Weeks. It Had Been Shipping a Build That Never Compiled.
A build step piped its output through tee, bash returned tee's exit code — always zero — and the compiler's failure vanished. Every run went green and deployed

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
I was handed a server with no docs and no idea what it was listening on. One command fixed that.
A client handed me SSH access to a server they'd been running for two years. No documentation. No...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
I Got Tired of Googling ShellCheck Errors. So I Built a Decoder.
It happened on a Tuesday at 10pm. I was trying to get a CI pipeline to pass, and ShellCheck was...

Dev.to · Anguishe
☁️ DevOps & Cloud
⚡ AI Lesson
3mo ago
Stop Guessing 'chmod' I Built a Free Visual Permissions Builder for Linux
The Problem You're about to deploy a script. You know you need the file executable, but...
DeepCamp AI