Sharing a session between Ruby and PHP
问题 Is it possible to share a session between my PHP app on a subdomain and my Ruby apps on my other subdomains? I don't really know where to take it from here. I know I can manually set the domain to the root one so that the cookie is valid for all the subdomains, but how would I get/set stuff from/to the session so that it's shared across the subdomains? I mainly want to use this to share login for my whole subdomains. For the sake of knowledge, if it is the wrong approach to the problem,