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

Setting Up Cloudflare Wildcard Subdomains for Multiple Sites

If you manage multiple sites or services on different subdomains (like app.example.com, blog.exam...

Cloudflare Wildcard Subdomain Cache Not Working: Fixes

If you use a wildcard DNS record like *.example.com proxied through Cloudflare, you ...

Fix Chrome Extensions Not Loading Configuration

You install a Chrome extension, configure it carefully, and then—nothing. The extension icon is g...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Permanently Allow Unrelated Histories in Git Merge

If you've ever tried to merge two Git branches that don't share a common ancestor, you...

Fix Nginx Configuration Test Syntax Errors

When you run nginx -t and see syntax error, the nginx service will ...