thoughtbot/guides — pull request #157 by sgrif (2014-04-08 21:11:47+00:00)
Title: Prefer `==` to `is` in CoffeeScript

Given that we prefer things like `&&` to `and` in ruby and other
languages, it'd be nice to be consistent about this in CoffeeScript as
well. I also find code that uses `is`, `isnt`, `and`, and `or` to be
signficantly less readable.