APIs and LibrariesPremium EpisodesS5 Premium Episode #409: Optional Gem Avdi Grimm May 12, 2016 0 Comments In this episode, we discover the safe way to optionally enable features if a gem is installed. This page is just for members. Sign in or subscribe to gain access! Username Password * Remember Me Forgot Password Related CategoriesAPIs and Libraries, Premium Episodes, S5 PremiumTagsloading code