Checklists for software errors, setup, and tool workflows.

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Fix VSCode IntelliSense Not Working with TypeScript

You open a TypeScript file in VSCode, start typing, and get no autocomplete, no hover info, no er...

Fix PyCharm Virtual Environment Not Activating

When you open a terminal in PyCharm and see the base Python interpreter instead of your virtual e...

Windows 11 Update Stuck at 0%: How to Fix

You click 'Check for updates' and see the download stuck at 0% for minutes or hours. This...

How to Fix Git Merge Conflicts When Pulling from Remote

When you run git pull and see a merge conflict, it means your local changes and the ...

Fix Nginx Upstream Connection Refused Timeout Error

When Nginx returns 502 Bad Gateway or logs upstream connection refused timeout...

Docker Container Exits Immediately: Diagnosing Out of Memory
You start a Docker container and it exits within seconds. The logs show nothing obvious, or they ...