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

How to Allow Unrelated Histories in Git Merge

Fix Windows 11 Setup Stuck at 99%

You're installing Windows 11 and the progress bar hangs at 99% for a long time. This is a kno...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Cloudflare Origin Certificate Setup Checklist

You've set up Cloudflare but your origin server still shows SSL errors or mixed content warni...

Chrome Extensions Not Loading from Web Store: Fix Guide

You click “Add to Chrome” on the Web Store, but nothing happens, or the extension never appears. ...

Python Virtual Environment Activation Failed: Common Fixes

You've created a Python virtual environment, but when you try to activate it, nothing happens...