The Dark Side of Promises


Since the release of es6 many new features have found their way into NodeJS, but non had quite the same impact as promises. Promises have been developed for the browser before es6 was even a thing. There were several implementations that have been used like jQuery’s deferred object before...

Script & Style Show: Episode 6: Debugging with Jason Laster


On this week’s episode: we welcome my colleague Jason Laster from Mozilla to speak about the Firefox DevTools debugger. We talk debugging, console shame, the future of JavaScript debuggers, and more! Have ideas for the next episode? Comment below! The post Script & Style Show: Episode...

4 Things Every Progressive Web App Must Have


A Progressive Web App (PWA) is a web app that uses modern web capabilities to deliver an app-like experience to users. It looks and behaves as if it is a mobile app and can be kinda installed. In t

Collective #404


Creating Themeable Design Systems * Lazy Loading Images and Video * Introduction to HTML * Streamline Emoji * Perlin Noise * Generated Maps Collective #404 was written by Pedro Botelho and published on Codrops

Getting Started with Python and MongoDB


You can get started with MongoDB and your favorite programming language by leveraging one of its drivers, many of which are maintained by MongoDB engineers, an

Destructuring and Function Arguments


The JavaScript language has benefitted from some really awesome new features over the past few years, including arrow functions, the spread operator, and default function argument values.  Even if your browser doesn’t yet support proposed JavaScript API syntax additions, you can use a tool...

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