Checklists for software errors, setup, and tool workflows.

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Fix Git Push Rejected Non-Fast-Forward After Pull

You run git pull, then git push, and get: ! [rejected] non-fast-f...

Fix pnpm Not Working After Node.js Update
After updating Node.js, you may find that pnpm commands fail with errors like command not f...

VS Code Terminal Not Opening with SSH: Fixes
You connect to a remote server via SSH in VS Code, but the integrated terminal stays blank or nev...

Fix Missing Edge Sync Option in Settings
You open Edge settings to turn on sync, but the sync option is gone. This usually happens after a...

Python Requests: Setting Timeout for POST Requests
When your Python script makes a POST request to an external API or web service, a slow or unrespo...

Nginx Upstream Connection Refused: Diagnosis and Fixes
When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git Push Rejected Non-Fast-Forward After Pull

Fix pnpm Not Working After Node.js Update

VS Code Terminal Not Opening with SSH: Fixes

Fix Missing Edge Sync Option in Settings

Python Requests: Setting Timeout for POST Requests

Nginx Upstream Connection Refused: Diagnosis and Fixes

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