Workflow manuals for setup steps, repeatable tasks, and software operations.

Fix Nginx 502 Bad Gateway with Docker Environment Variables

If you see a 502 Bad Gateway from nginx running in Docker, it usually means ngin...

Fix Windows Update Error 0x80070002: Repair Steps

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

Python Virtual Environment Not Activating on Mac: Fixes

You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...

Reset Network Settings in Windows 11 When You Have No Internet

If you're reading this, you probably can't get online in Windows 11. The network icon in ...

Fix Nginx Permission Denied on CentOS: A Practical Guide

You're setting up Nginx on CentOS and hitting a 'permission denied' error in the erro...

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...