Setting Environment Variables in Rails 3 (Devise + Omniauth)
问题 I\'ve been trying to figure out how Ryan Bates, in his Facebook Authentication screencast, is setting the following \"FACEBOOK_APP_ID\" and \"FACEBOOK_SECRET\" environment variables. provider :facebook, ENV[\'FACEBOOK_APP_ID\'], ENV[\'FACEBOOK_SECRET\'] There are similar-ish questions around, but no answers that I\'ve been able to get to work on Rails 3.2.1. UPDATE: As of May 2013, my preferred way to handle ENV variables is via the Figaro gem 回答1: You could take a look at the comments: You