Checklists for software errors, setup, and tool workflows.

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Fix Nginx 403 Forbidden: Permission Denied Errors

You're trying to access a site served by nginx, but you get a 403 Forbidden ...

VS Code Source Control Not Detecting Changes After Git Reinstall

If you reinstalled Git and VS Code's Source Control panel stopped detecting file changes, you...

VS Code Git Not Detecting Changes in Workspace: Fixes

You open VS Code, make edits, and expect to see them in the Source Control panel. But nothing sho...

Fix Cloudflare 521 Error: DNS Configuration Problem

If you see a Cloudflare 521 error page, it means Cloudflare's servers are unable to connect t...

Fix Git 'index.lock' File Exists Error in SourceTree

If you use SourceTree and see an error message like fatal: Unable to create 'path/to/.g...

Fix Windows Cannot Access Shared Folder Due to Firewall
You try to open a shared folder on another PC and get an error like "Windows cannot access \\...