DesignPremium EpisodesS3 Premium Episode #268: Complex Predicate Avdi Grimm December 29, 2014 0 Comments Today we'll refactor some real-world business logic for clarity and ease of debugging. This page is just for members. Sign in or subscribe to gain access! Username Password * Remember Me Forgot Password Related CategoriesDesign, Premium Episodes, S3 PremiumTagsboolean, idioms, predicates