JavaScript Weekly
Issue 366 — December 22, 2017

2017 is almost over and we're taking a week off for Christmas - we hope you have a good one! We'll be back on January 5 with a special 'best of 2017' issue. If you write or develop anything awesome for our January 12 issue, just hit reply and let us know so we can consider it :-) We also have a popular Medium publication if you use that platform.

- The JavaScript Weekly team (Peter, Chris, and Za'e)

Parcel only came out two weeks ago, but it’s already making waves, including within the webpack project itself.
Indrek Lasn

Over 23,000 developers responded, and Sacha Grief analyzes the results. GraphQL and TypeScript are set for a great 2018, and most developers think JS is headed the right way.
Sacha Greif

This is a really accessible, well presented, and short introduction to the main principles behind using async/await vs promises, if you’re not up to speed yet.
dotJS 2017

As mentioned in our last post, we are looking deeper into new sessions in MongoDB 3.6. Many of the cornerstone features of 3.6 depend directly or indirectly on sessions - things like “retryable” writes, causal consistency, killSession (global killOp) & more.
Percona   Sponsor

A few straightforward best practices which could help you be a better Node developer in the coming year.
Gergely Nemeth

A look at using apollo-link-state to manage your local data in Apollo Client, a JavaScript GraphQL client, thus avoiding using something like Redux altogether.
Peggy Rayzis

npm Inc. and the JS and Node foundations are running a 10 minute ‘JavaScript ecosystem survey’ so make your voices heard.
npm Inc, JS Foundation, and Node Foundation

Google’s JavaScript engine shows no sign of slowing down any time soon. The 6.4 branch also introduces support for two new regular expression features.
Mathias Bynens


In Brief

The Future of jQuery UI and jQuery Mobile news
jQuery UI Blog

A Free 'TypeScript Fundamentals' Course course
It used to cost money. Now it doesn’t.
James Henry

Practical Redux: Beyond the Todo App course
Mark Erikson on what happens if you try to build something bigger than yet another TodoMVC app using Redux?
Educative  Sponsor

The 'Reflect' Object, Use Cases and Things to Watch Out for tutorial
A neat look at a slice of not commonly used JavaScript.
Stefan Judis

Testing Angular 2 and Continuous Integration with Jest tutorial
Matt Fehskens

An Introduction to Weak Value Maps tutorial
Kris Zyp

How 'Controllable' React Components Maximize Reusability tutorial
A deep dive into what really makes React components reusable.
Noam Elboim

How to Build a Realtime Poll in 5 Steps tutorial
Christian Nwamba

Using OpenCV from Node to Recognize Objects in Images tutorial node
Vincent Mühler

Building a Voice-Activated Movie Search App Powered by Amazon Lex, Lambda, and MongoDB Atlas (Part 2) tutorial
mongodb  Sponsor

WebAssembly Will Let You Run High-Perf Apps in Your Browser story
A neat high level overview of WebAssembly.
IEEE Spectrum

Which JavaScript Frameworks Are the Fastest? opinion
John Hannah

Is jQuery Still Relevant? opinion
Remy Sharp

Angular Top 50: What You Should Have Read in 2017 opinion
Lukas Marx

Webpack-CLI 2.0 Released: Webpack's Command Line Interface tools

Jest 22 Released: Facebook's Popular JS Testing Tool tools
A major release refining almost all parts of Jest. Babel 7 support too.

Cloud-Scale Monitoring and Alerting from Datadog tools
See your entire stack in one place with unified dashboards and 200+ technology integrations. Try Datadog free.
Datadog  Sponsor

React Content Loader: A 'Content is Loading' Component using SVG code
Danilo Woznica

11 Vue.js Component Libraries You Should Know In 2018 code
Jonathan Saring

Unchanged: A Fast Handler for Updating JS Objects and Arrays Immutably code
Tony Quetano

element-ready: Detect When an Element is Ready in the DOM code
Sindre Sorhus