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

How to Fix Nginx Upstream Connection Refused on Port 80

When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

Fix Windows 11 Installation Assistant Stuck at 99% SFC Scan

You're upgrading to Windows 11 using the Installation Assistant, and it hangs at 99% while ru...

Git Detached HEAD vs Attached HEAD: What It Means and How to Fix

If you've seen the message "You are in 'detached HEAD' state" while using Git...

Fix Node Sass 'Missing Binding' Build Error

When working with Node Sass, you might encounter a build error that says something like:

...

Windows Update Service Not Running in Windows 11: Fix It

If Windows Update won't start and you see an error like "Windows Update service is not ru...

How to Run VS Code Terminal as Administrator

When working with system files, services, or certain development tools, you may need to run the V...