Peter Bengtsson of Mozilla looks at using the High Resolution Time API’s now() function for performance measurements.
SitePoint
A dive into ES6’s new ‘let’ and ‘const’ variable declaration features, how they work, and how ‘let’ operates within the dramatically named temporal dead zone.
Nicolas Bevacqua
Eric Elliott looks at the essential ingredients for unit tests and explains some of the art behind writing good unit tests first.
Eric Elliott
14-day $5 trial of front-end training with industry legends. Upgrade for 38% off our original price, or cancel in 10 seconds. Until September 10th at midnight ONLY. See page for details.
Frontend Masters
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The React team have released all new, fully rewritten developer tools for the popular library. All written in React themselves, Firefox support, full React Native support, and more.
Facebook
Kagami Hiiragi
An Angular 2 survey got 2100 responses. Opinions on tools and syntax usage were heavily divided, but most Angular 2 users are using TypeScript and WebStorm is the most popular editor.
AngularJS Blog
Falcor is a library from Netflix aiming to change the way webapps request and handle data.
Ryan Chenkie
Introduces a .tsx file extension with support for JSX inside of TypeScript files.
Microsoft
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In Brief
jQuery Foundation and Dojo Foundation to Merge news Official jQuery Blog
Tabris.js 1.2 Is Out news tools Mobile Apps with Native UIs from a Single JavaScript Codebase Tabris.JS Sponsor
Ember Data v2.0 Released and v2.1 Beta Released news
Like Ember 2.0, Data 2.0 is about removing deprecated functionality, not adding new features.
Ember.js
Scala.js 0.6.5 Released: The Scala to JavaScript Compiler news tools Scala.js
The JavaScript Misdirection Contest news
Can you hide evil code in plain sight?
Peter Jaric
Computer Vision with Tracking.js Online Hackathon/Contest news DevPost
How to Test React Native Apps on a Real iPhone tutorial Chirag Shah
How to Build A Slackbot and Deploy It to Heroku for Absolute Beginners tutorial Shivani Negi
ES6 Classes in Depth tutorial Nicolas Bevacqua
Defusing Race Conditions when Using Promises tutorial Alex Johnson
Unimorphic Isoversal JavaScript What? opinion Kyle Simpson
10 Essential Sublime Text Plugins for JavaScript Developers tools SitePoint
Real Time Error Reporting in Minutes. Try Raygun Free for 30 Days tools Full stack support detailed diagnostic information lets you resolve errors before they impact your users. Raygun Sponsor
Minigrid: Zero-Dependency 2KB Cascading Grid Layout code Henrique Alves
Substance: A Library for Web-Based Content Editing code
Flexible enough to use simply as-is or to define your own custom editors.
Substance Software GmbH
combinatorics.js: Combinatorics JavaScript Library code Devan Patel
React CSS Modules: Mapping of Class Names to CSS Modules in React Components code Gajus Kuizinas
Automata.js: Regular Expression to FSM Converter code Haojian Wu
Wallop: Minimal Library for 'Showing and Hiding Things' code
Takes a collection of HTML elements, previous and next buttons, and makes it all work.
Pedro Duarte
Bad City: A GTA-style Multiplayer Browser Game Written in JavaScript demo
It’s lo-fi and collapses under traffic but.. we've enjoyed this at CooperPress HQ (we might even try joining for a while after sending this issue ;-)). Good luck.
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