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...

Chrome Certificate Error: Not Secure Site Workaround

You're trying to reach a site and Chrome shows a full-page warning: “Your connection is not p...

Fixing Chrome Startup Crashes: A Practical Repair Guide

If Chrome crashes immediately when you open it, the problem is often in the user profile, a corru...

Fix Nginx Configuration Test Failure from Rewrite Rules

You run nginx -t and get an error. The log points to a rewrite rule. This is common ...

Docker Compose 'Network Not Found' Error Fix

When running docker compose up, you might see an error like:

network "my...