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...

Fix pnpm ERR! Cannot Find Module – Practical Steps

Fix Nginx Configuration Test: Missing Semicolon Error

When running nginx -t to test your configuration, you might see an error like:

Fix Docker 'No Space Left on Device' from Log Files

You try to start a container or pull an image and get no space left on device. Often...

Fix Windows 11 Installation Assistant Stuck at 99%

You're running the Windows 11 Installation Assistant, it reaches 99%, and then nothing happen...