Eric Weinstein
Eric Weinstein
Eric Weinstein is the author of Ruby Wizardry (No Starch Press), an illustrated guide to the language for children. He enjoys writing Ruby, Clojure, Elixir, Idris, and Swift.

A Nil Device, a Lonely Operator, & a Voyage to the Void Star

This talk, framed as an illustrated story around Ruby 2.3's new "lonely operator" (`&.`) for safely handling `nil`, explores the nature of nothingness: what it is, how other programming languages think about it, and how we should treat it in our Ruby codebases (including why—and whether—we need it).

Presentation Material