Checklists for software errors, setup, and tool workflows.

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Fix Nginx Configuration Test Failure for Upstream Directive

When you run nginx -t and get an error involving the upstream directive...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

You're running Nginx as a reverse proxy inside Docker on Ubuntu, and suddenly you see

Fix Chrome Memory Spikes When Watching Videos

You're watching a video in Chrome, and suddenly the system slows down, fans spin up, or tabs ...

Handling Missing Peer Dependencies in pnpm Install

When you run pnpm install and see warnings about missing peer dependencies, your pro...

How to Fix Git Push Error: File Too Large

When you try to push a commit to a remote repository and get an error like error: GH001: La...

How to Validate Nginx Configuration Before Reload
Reloading nginx with a broken configuration can take your site down. The safe way is to test the ...