Checklists for software errors, setup, and tool workflows.

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Latest checklists

You've tried to merge two Git branches and got the error: fatal: refusing to merge unre...

Fixing Python UnicodeDecodeError When Reading CSV Files
You're trying to read a CSV file in Python and you get UnicodeDecodeError: 'utf-8&#...

Fix npm ENOENT Package.json Not Found & Permission Denied
You run npm install and get a wall of red: ENOENT: no such file or directory, ...

Git index.lock File Exists Even After Deleting: Fixes
You delete the .git/index.lock file, but Git still says it exists. This can happen d...

Fix Docker Compose Port Already Allocated for PostgreSQL
You run docker-compose up and see an error like "Error starting userland pro...

Fixing Nginx Upstream Connection Refused in Load Balancing
When Nginx load balancing returns upstream connection refused, it means one or more ...