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 Git Clone Connection Timed Out Due to Firewall

You run git clone and after a long pause see connection timed out. This...

Windows 11 Installation Assistant Stuck at 99% Due to Antivirus

You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...

Fix Windows Update Error 0x80070002: Repair Steps

Windows Update error 0x80070002 usually means the system can't find a required file. This oft...

Fix Node Sass Build Failure After npm Cache Clean

Cloudflare Wildcard Subdomain CNAME Setup Guide

If you need to route all subdomains (e.g., *.example.com) to the same target, a wildcard CNAME re...