lvh.meというループバックドメイン:Technical tips:Media hubへーこんなものがあるのかと思った． One good solution is offered by Tim Pope on his blog. He has bought the domain name smackaho.st and made it a localhost wildcard. One of the people who commented on that blog posting has sone something similar with a shorter domain name, lvh.me, and we’re going to use that instead. http://asciicasts.com/episodes/221-subdomains-in-rails-3 lvh.meというドメインを持っている人が開発用に127.0.0.1でDNS登録して
