Issue 162

Must Read

A Guide to Angular 8's Differential Loading

Angular 8 now sends different bundles of code to different clients. Here’s the how and why, plus an Angular Auth0 tutorial tacked onto the end for some reason

Learn

The reduce ({...spread}) Anti-Pattern

As an aside, this post is really well presented.

Modern Script Loading

You want to serve modern code to modern browsers, legacy code to the older browsers.. but how?

Smashtest: A Language for Describing Test Cases

A Cucumber-esque way to write end to end tests in a more natural way but which essentially boil down to JavaScript powered tests. The examples on the homepage do a good job of selling the idea IMHO.

Tools & Code

Automatically Detect Memory Leaks with Puppeteer

An automated way to test for memory leaks in the browser.

Watch

JavaScript, JavaScript…. Rocks You!

A fun, musically-packed look at how to recreate the sounds of effects pedals in JavaScript to play with audio in real time via the Web Audio API.

Misc

The Secret of Good Electron Apps

Without being too spoilery, the ‘secret’ to making better Electron apps is to take as much of the processing local to the app itself rather than relying entirely upon remote services (i.e. just being a glorified Web browser).

Introducing The Babel Podcast

Not only do we get a new release of Babel this week, we get a whole new JavaScript podcast from them too. The first episode features Babel’s original creator, Sebastian McKenzie, talking about the history of Babel and his current Rome project.

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Sponsor (Thank You)

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Tools & Code

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Misc