Day 1 of⚡️ #30DaysOfWebPerf ⚡️: Lighthouse

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Sia Scare-amalegos 🦇🎃💀

@thegreengreek

First, what/where/how? In Chrome, go into DevTools and then the Audits tab. Select which audits, then run. You get a set of scores, and a list of specific problems with links to learn more:

15:02 PM - 01 Nov 2019

Sia Scare-amalegos 🦇🎃💀

@thegreengreek

What's the 🐘?

This is a great slide by @thekitze. He’s both very correct and misdirecting, but in a way that tells us we’ve perhaps not defined our goals well enough.

twitter.com/thekitze/statu…

15:02 PM - 01 Nov 2019

Kitze @thekitze

facts https://t.co/pAAi96LIqZ

Sia Scare-amalegos 🦇🎃💀

@thegreengreek

[Alt: "I totally love that website because the Lighthouse score is 100% and they didn't include lodash in the final bundle" -nobody]

15:02 PM - 01 Nov 2019

Sia Scare-amalegos 🦇🎃💀

@thegreengreek

Our goal is user experience.

USER.
EXPERIENCE.

Lighthouse is just one tool to help you better identify the causes of poor UX due to speed and size. We’ll learn more about other tools in the coming days.
twitter.com/seaotta/status…

15:02 PM - 01 Nov 2019

Stephanie ✈️ ➡️ #WCUS @seaotta

Location, Privilege and Performant Websites https://t.co/gdcmoKcfAj https://t.co/2ZKVo5sf2M

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