Knowledge base for software setup, errors, and daily tool work.

Fix VS Code IntelliSense Not Working in Workspace

When you open a workspace in VS Code and IntelliSense stops showing suggestions, it usually point...

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

Fix Cloudflare Wildcard Subdomain and Root Domain Conflict

If you use a wildcard DNS record (e.g., *.example.com) on Cloudflare, you may run in...

Fix Docker Volume Permission Denied as Root

You start a container as root, mount a volume, and get a 'permission denied' error. This ...

How to Allow Unrelated Histories in Git Merge

Firefox Secure Connection Failed Only on WiFi: Fixes

If Firefox shows a "Secure Connection Failed" error only when you're on WiFi—but the ...