PHP, ?php=bad :get, . URL- .
session[:edition_id] = 'UK' :
cookies[:edition_id] = { value: 'UK', domain: 'some-app.com', expires: 1.year.from_now }
# or if you want to be google 10.years.from_now
session[:edition_id] = 'UK', cookie _myapp_session. , , .
cookie , , get .