An hosting service is the only solution since otherwise the website will be down when the Mac is rebooted or moved if it's a laptop.
The service in this article is either for development purposes or for people who are running dedicated home servers (which means they have a Linux desktop that they keep on 24/7 without rebooting and are usually programmers and/or system administrators).
The service in this article is either for development purposes or for people who are running dedicated home servers (which means they have a Linux desktop that they keep on 24/7 without rebooting and are usually programmers and/or system administrators).