The lack of word wrapping, that we have grown so accustomed to on the Web, makes this article nearly illegible.
Fixed! Thanks for the heads-up. I'm used to writing in Korean where wrapping is rarely an issue, so I missed this during the English migration. It's updated now—thanks for the patience!
(2020)
[dead]
this is also a standard approach for nginx:
location / { if ($http_origin ~ "^https?://(www\.)?doma.in$") { add_http_header Access-Control-Allow-Origin "$http_origin"; } }