Jake Archibald on the web browser event loop, setTimeout, micro tasks, requestAnimationFrame, ...

JSConf · 807.9K views · 2018-02-09 · 35:12

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Overview

Jake Archibald's JSConf.Asia 2018 talk "In the Loop" explains the browser event loop, covering tasks, microtasks, requestAnimationFrame, and how rendering interleaves with JavaScript. It uses visual walkthroughs to show why code runs in surprising orders and why setTimeout fixes are unreliable.

On Hacker News

HN treats it as the best primer on the event loop, praising its entertaining, easy-to-grasp visual explanations.

Recommended by 7 HN people across 6 months · HN mentions 2018–2023

Topics

Web development Software performance & optimization

What people said

phist_mcgee · 2020-11 · Strong recommendation
The best primer for the event loop I have found is here: [VIDEO] The speaker (Jake Archibald) has that rare ability to be both likeable and relatable, while also being incredibly knowledgeable and enthusiastic. I wish a lot more talks were like this!
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wattengard · 2018-10 · Strong recommendation
Jake Archibald talking about the javascript event loop and actually making it both entertaining and easily grokable! [VIDEO]
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olavgg · 2018-10 · Strong recommendation
Jake Archibald's "In the Loop", Visual explanation of how the javascript event loop works! Awesome video for every javascript developer. [VIDEO]
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Sources

Video by JSConf, played through YouTube.

HN Library · Source license

Data and selection notes

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