Using Dotenv In Rails - Ken Collins @MetaSkills.netRuby, JavaScript, Sass, iOS. Stinky Cheese & Beer Advocate. Working at CustomInk and loving it! Environment variables as a configuration means are everywhere in Ruby. For instance, ActiveRecord will use the single DATABASE_URL environment variable for every part of it's configuration, no database.yml needed! If you are not on board with environment variables, check out The Twelve-Factor App for co
