Checklists for software errors, setup, and tool workflows.

Nginx Upstream Connection Refused: Fixing localhost Errors

You set up an nginx reverse proxy to forward requests to a backend service on localhost, but ngin...

Fix Edge Sync Not Working After Update

After a browser update, you might find that bookmarks, passwords, or other settings no longer syn...

Fix Windows 11 Installation Assistant Stuck at 99% Registry

If the Windows 11 Installation Assistant gets stuck at 99% while processing registry entries, you...

npm package.json Not Found After npm init

You run npm init, answer the prompts, and then try to install a package or run a scr...

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

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

fatal: Unable to create &#...

How to Fix Git Push Rejected Non-Fast-Forward

You run git push and get an error like ! [rejected] main -> main (non-fast-...