John EckertService WorkersService Workers are essential for building Progressive Web Apps. They sit between your app and the rest of the world and allow you to…Jul 21, 2018Jul 21, 2018
John EckertinCodezillasThe Main Event… LoopA quick look at the JavaScript concurrency modelJul 15, 20182Jul 15, 20182
John EckertWhat the GTFS is going on?!?!This week I started working on a project using New York City subway data. When I made a request to the MTA’s API, to test my key, I got a…Jun 30, 2018Jun 30, 2018
John EckertinCodezillasInteracting With Dom Elements in ReactEarlier this week, I was building a React component that used content overflow to contain a bunch of smaller elements. I needed to allow…Jun 17, 20182Jun 17, 20182
John EckertinCodezillasCSS VariablesSoftware developers hate repetition. Just the idea of seeing some block of code written over and over again when it could be abstracted…Jun 10, 2018Jun 10, 2018
John EckertinCodezillasSnapshot Testing with Jest. It’s not a Joke!Getting Started Using Jest To Test Your React AppJun 3, 2018Jun 3, 2018
John EckertinCodezillasHow To Make A Ruby GemRuby Gems are awesome! They allow us to add little bits of functionality to our projects without having to waste time reinventing the…May 24, 2018May 24, 2018
John EckertClosuresClosures are an essential part of JavaScript that, for me at least, are easy to understand but tricky to explain well. Unfortunately, they…May 18, 2018May 18, 2018