The Humble Hash - Ariel Caplan

Hashes seem simple. Set a key to a corresponding value, retrieve the value by key. What else is there to know? A whole lot, it turns out! Ruby makes several surprising choices about how hashes work, which turn hashes into dynamic powerhouses of functionality. We'll dive into how hashes work, understand how they form the groundwork for some extremely useful standard library utilities, and learn patterns to leverage the unparalleled versatility of the humble hash to write concise, performant, beautiful code. Ariel Caplan Ariel Caplan is a developer, speaker, and open source contributor. In past stages of life, he has been a biologist, periodical editor, molecular animator, rabbinical student, stem cell donor, and award-winning amateur poet. Ariel works at Cloudinary, developing new features on a Ruby app serving billions of image and video requests daily. He also enjoys finding, sharing, and learning new ways to see the tools we work with every day, and hopes this talk will help you do just that!