Learn how to build a calculator with elm from scratch. (more…)

in elm 0.19: isMinusOne : Int -> Bool isMinusOne val = case val of -1 -> True _ -> False Results in: parse error Line 4, Column 8 Something went wrong while parsing a `case` expression in isMinusOn... (more…)

Watch this talk to explore Elm, the programming language that brings an entirely new approach to front-end development. You will study the language but, more... (more…)

Sometimes the most painful part of learning a new language isn’t picking up the new syntax or libraries or logic — it’s figuring out all… (more…)

Here at Pivotal Tracker, we have a large product with many pieces in many different tech stacks—some are in Rails RJS, some are plain jQuery, a lot is Backbo... (more…)