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

Fixing Nginx Upstream Connection Refused on Port 443

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

Fixing Cloudflare 521 Error: Enable Origin Pull Setup

If you see a Cloudflare 521 error, it means Cloudflare can't connect to your origin server. O...

VSCode Terminal Not Opening After Extension Install: Fix

You install a new extension in Visual Studio Code, restart or reload, and then the terminal panel...

Fix Git 'index.lock' File Exists Error on Linux

When working with Git on Linux, you might see an error like:

fatal: Unable to creat...