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

Fix Nginx 502 Bad Gateway: Upstream Connection Refused

If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...

Fix VS Code Terminal Not Opening with Conda Environment

You open VS Code, try to launch the integrated terminal, and nothing happens—or the terminal open...

Fix Chrome Black Screen Flickering from Hardware Acceleration

If Chrome shows a black screen or flickers when watching videos, scrolling, or opening menus, har...

Git index.lock File Exists Even After Deleting: Fixes

You delete the .git/index.lock file, but Git still says it exists. This can happen d...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...