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

Fix Docker Overlay Network Not Found Error

When you see network not found for an overlay network in Docker, it usually means th...

Fix DNS Probe Finished NXDOMAIN on Google DNS Setup

If you see "DNS probe finished NXDOMAIN" in your browser, it means your device couldn'...

Fix DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking

You try to load a website and see DNS_PROBE_FINISHED_NXDOMAIN in Chrome, or simi...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

You run git clone https://example.com/repo.git and get:

fatal: unable to acc...

Nginx Configuration Test Failed: Fix Server Block Errors

When you run nginx -t and see "test failed" with a server block error, it us...

Fix 'Port Already Used by Another Container' in Docker Compose

When you run docker compose up and see an error like port is already allocated...