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 Windows 11 Installation Assistant Stuck at 99% Due to Network Issues

You're running the Windows 11 Installation Assistant, it downloads happily up to 99%, then si...

How to Fix Git Clone Timeout on Linux

When you run git clone on a Linux machine and it hangs or fails with a timeout error...

Fix Cloudflare 522 Error with Nginx Configuration

You're seeing a Cloudflare 522 error: connection timed out between Cloudflare and your origin...

Fix Python Permission Denied When Installing Package via Docker

Why Windows Security App Keeps Crashing and How to Fix It

If the Windows Security app keeps crashing when you open it, you're not alone. This issue oft...