--- title: "This week's JavaScript news, issue 266" publication: "JavaScript Weekly" issue: 266 published_at: "2016-01-15" canonical_url: "https://javascriptweekly.com/issues/266" --- This week's JavaScript news, issue 266 This week's JavaScript news — [Read this e-mail on the Web](http://javascriptweekly.com/issues/266) JavaScript WeeklyIssue 266 — January 15, 2016[The 10th Anniversary of jQuery](http://ejohn.org/blog/10th-anniversary-of-jquery/) Almost every JavaScript developer owes something to jQuery which continues to be heavily used on the Web. Its creator reflects on jQuery’s 10th birthday. Also [further reflections by Dave Methvin](http://blog.jquery.com/2016/01/14/ten-years-of-jquery-and-beyond/). John Resig [Parallel JavaScript with ParallelJS](http://www.sitepoint.com/parallel-javascript-with-paralleljs/) Take advantage of multi-threading in the browser using ParallelJS, a library that provides a more convenient API for working with Web Workers. Florian Rappl [How to Learn ES6](https://medium.com/javascript-scene/how-to-learn-es6-47d9a1ac2620) Not on the ES6 train? Eric Elliott presents a handy learning roadmap for you. Eric Elliott [![Dreamfactory\](https://copm.s3.amazonaws.com/5144ed33.png)](https://www.dreamfactory.com/signup?utm_source=javascriptweekly&utm_medium=email)[Build web apps fast with instant APIs from any DB](https://www.dreamfactory.com/signup)Free open source REST API platform for SQL, NoSQL, file storage, email, or remote web services. Hosted version for rapid prototyping with production ready results. Spin up a free instance in seconds. DreamfactorySponsor [jQuery 3.0 Beta Released](http://blog.jquery.com/2016/01/14/jquery-3-0-beta-released/) There will no longer be any support for IE8, but otherwise there are only a few major changes to be aware of, including jQuery.Deferred being Promises/A+ compatible, a change to how `.data()` works, and more. Timmy Willison [Awesome npm: A Variety of npm Resources and Tips](https://github.com/sindresorhus/awesome-npm) Following on from other ‘awesome’ themed link lists comes one aimed at the npm ecosystem, but it includes a variety of npm-related tips too. Sindre Sorhus [ChakraCore GitHub Repository Now Open](https://blogs.windows.com/msedgedev/2016/01/13/chakracore-now-open/) Following on from its announcement at JSConf, the core of MS’ JavaScript engine from IE/Edge is now open source and available on GitHub. Microsoft Edge Dev Blog [O'Reilly Fluent 2016 Early Price Ends Jan 21](http://conferences.oreilly.com/fluent/javascript-html-us)Fluent is a major Web Platform and JS conference, this year taking place in San Francisco on March 7-10. Four of us from Cooper Press will be there, and we'd love to see you! O'Reilly Media [Asynchronous I/O with Generators and Promises](https://ponyfoo.com/articles/asynchronous-i-o-with-generators-and-promises) A short, tidy, and practical example of using generators and promises to elegantly deal with asynchronous data inputs and outputs. Nicolas Bevacqua Jobs - [Senior Frontend Developer at ChefSteps (Seattle, WA)](https://www.chefsteps.com/jobs?utm_source=javascriptweekly&utm_medium=email)Experienced developer with a passion for frontend work. You've built complex web apps using AngularJS, play nicely with designers and care about implementing pixel-perfect, responsive pages. You love food, are self-directed, enjoy refactoring, and have shipped lots of production apps. ChefSteps - [Front-end Engineer at Remix (YC W15), San Francisco, CA](http://getremix.com/jobs?utm_source=javascriptweekly&utm_medium=email)Build the web mapping software used to plan transit systems in 60+ cities including Oakland, Baltimore, San Antonio, Miami, Calgary, and Melbourne. Remix - [Looking for job offers from top companies but hate applying?](https://hired.com/?utm_source=newsletters&utm_medium=javascriptweekly&utm_campaign=q1_16-petercooperpress&utm_term=job&utm_content=080116-hateapplying)You're in luck! Through Hired, companies reach out to candidates with your skills and experience and request interviews. Stop applying and let the offers come to you with Hired. Hired.com In Brief [Discontinuing IE 8 Support in React DOM (from v15)](https://facebook.github.io/react/blog/2016/01/12/discontinuing-ie8-support.html) news React [jQuery 2.2 and 1.12 Released](http://blog.jquery.com/2016/01/08/jquery-2-2-and-1-12-released/) news Official jQuery Blog [ScotlandJS Diversity CFP Workshops](http://scotlandjs.com/cfp/#diversity_workshops) news Want to speak but not sure how? ScotlandJS is running a workshop. ScotlandJS [lodash 4.0.0 Released](https://github.com/lodash/lodash/releases/tag/4.0.0) news code [Intent to Implement WASM (WebAssembly) in V8](https://groups.google.com/d/msg/v8-users/PInzACvS5I4/e2HflsbvCgAJ) news v8-users [Disassembling JavaScript's IIFE Syntax](https://blog.mariusschulz.com/2016/01/13/disassembling-javascripts-iife-syntax) tutorial If you don’t know what an ‘immediately invoked function expression’ is, read this. Marius Schulz [Reduce Your bundle.js File Size By Doing This One Thing](https://lacke.mn/reduce-your-bundle-js-file-size/) tutorial Thomas Lackemann [Understanding Garbage Collection and Memory in Node](http://blog.codeship.com/understanding-garbage-collection-in-node-js/) tutorial node Daniel Khan [ES6 Classes Have Inner Names](http://www.2ality.com/2016/01/classes-inner-names.html) tutorial Classes have lexical inner names, just like named function expressions. Dr. Axel Rauschmayer [Refresh Tokens: When To Use Them and How They Interact With JWTs](https://auth0.com/blog/2015/10/07/refresh-tokens-what-are-they-and-when-to-use-them/?utm_source=jsweekly&utm_medium=sponsored_link&utm_campaign=refresh_token) tutorial Learn about refresh tokens, how they fit in the modern web, and get a working Node based sample. Auth0Sponsor [Getting Started with Underscore.js](http://www.sitepoint.com/getting-started-with-underscore-js/) tutorial A must read if you’ve not experienced Underscore or Lodash yet. Martín Martínez [Outside-In Testing for Ember Apps](http://blog.codeship.com/outside-in-testing-for-ember-apps/) tutorial Jason Kriss [Creating a WebGL Game with Unity 5 and 'JavaScript'](http://www.sitepoint.com/creating-webgl-game-unity-5-javascript/) tutorial Well, UnityScript really, but it’s very similar. Michaela Lehr [Functional Error Handling using Monads [PDF\]](http://cooperpress.s3.amazonaws.com/Excerpt_FPJavaScript.pdf) tutorial Luis Atencio [Function Definitions in JavaScript](https://blog.mariusschulz.com/2016/01/06/function-definitions-in-javascript) tutorial Marius Schulz [Include External JavaScript Libraries In An Angular 2 TypeScript Project](https://blog.nraboy.com/2016/01/include-external-javascript-libraries-in-an-angular-2-typescript-project/) tutorial Nic Raboy [A Review of JavaScript Error Monitoring Services](http://developer.telerik.com/featured/review-javascript-error-monitoring-services/) opinion Raymond Camden [jQuery Migrate 1.3.0 Released](http://blog.jquery.com/2016/01/13/jquery-migrate-1-3-0-released/) tools This will help you migrate up through versions of jQuery. Official jQuery Blog [Cheat Sheet for Callable Entities in ES6](https://gist.github.com/rauschma/a4326bca3ce92ec43119) tools Dr. Axel Rauschmayer [VivaGraphJS: Graph Drawing Library](https://github.com/anvaka/VivaGraphJS) code Boasts that it’s the ‘fastest graph drawing JavaScript library’ complete with [video proof](https://www.youtube.com/watch?v=Ax7KSQZ0_hk). Andrei Kashcha [Extraction Library: Query-Based Tree Extraction for JavaScript Object Graphs](http://rse.github.io/extraction/) code Ralf S. Engelschall [tweezer.js: Small, Dependency-free, ES6 Library for Smooth Animations](https://github.com/jaxgeller/tweezer.js) code Jackson Geller [echarts: A Powerful Charting and Visualization Library for the Browser](https://github.com/ecomfe/echarts) code Baidu EFE team [What if your best developer quit tomorrow?](http://marcusblankenship.com/grow-happy-developers-workshop/?utm_source=javascript-weekly&utm_medium=newsletter&utm_campaign=javascript-weekly-Jan-2016) Learn how to keep your developers happy and productive with the upcoming Grow Happy Developers workshop. Happy developers = Happy you. Creo AgencySponsor Curated by [Peter Cooper](http://twitter.com/peterc) and published by [Cooperpress](https://cooperpress.com/). Like this? 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