Here's the slides for last night's talk: https://speakerdeck.com/ollylegg/enumerators Here's a link to the code, where I've actually used it in anger: https://github.com/olly/grim_repo/blob/master/lib/grim_repo/paginated_collection.rb Thanks to everyone in the pub who gave me feedback. Cheers, Olly --- GitHub: @olly Twitter: @ollylegg