📰 Dev.to · SamReid
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Dev.to · SamReid
☁️ DevOps & Cloud
⚡ AI Lesson
1w ago
Your cron jobs are probably failing silently and you have no idea
Background jobs die quietly. Heartbeat monitoring is the pattern that catches them - how it works, why inverted checks beat ping monitors for scheduled tasks, a
Dev.to · SamReid
☁️ DevOps & Cloud
⚡ AI Lesson
1w ago
How an expired SSL cert took down our checkout for six hours (and what I should have had watching)
A post-mortem on a cert expiry outage that an uptime monitor marked green for four hours. What Let's Encrypt auto-renewal actually fails on, and how to properly
Dev.to · SamReid
☁️ DevOps & Cloud
⚡ AI Lesson
1w ago
The 5 things traditional uptime monitors miss (and how to catch them)
JavaScript failures, CDN stale cache, hydration errors, visual regressions, and silent cron deaths - the production incidents that return HTTP 200 and fool your
Dev.to · SamReid
☁️ DevOps & Cloud
⚡ AI Lesson
1w ago
How to build a visual uptime monitor with Go and headless Chrome
Most uptime monitors work by making an HTTP request and checking the response code. It's fast, cheap,...
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