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He just crawled through hell to fix the browser…

2026-04-02 Science & Technology
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Fireship
Fireship
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Description

Try out the Junie CLI for free - https://jb.gg/fireship-junie-cli Cheng Lou, a former React Core team member and engineer at Midjourney says he "crawled through depths of hell" to bring us Pretext – a fast, accurate, and comprehensive text measurement library that could change UI design forever. Let's run it. #coding #programming #typescript #javascript 🔖 Topics Covered - Who is Cheng Lou? - Intro to Pretext - What makes dynamic text rendering so hard? - Pretext demo Want more Fireship? 🗞️ Newsletter: https://bytes.dev 🧠 Courses: https://fireship.dev

Top Comments (10)

@tanmaysontakke1813 2026-04-02

Finally we can center div now Edit: shit, I didn't expect to get so many likes

8.4k 61 replies
@alinalexii7040 2026-04-02

Adding the dog sound in the background to make us think this isn't AI. Clever, what can I say.

6.6k 57 replies
@fridder. 2026-04-02

Can't wait for 1/1000th of 1% of the internet to implement this

3.7k 36 replies
@MightyElemental 2026-04-02

The most amazing part about this to me is that it hadn't been done 10+ years ago.

2.4k 65 replies
@Vlad-xg7vx 2026-04-02

CONFLUENCE WILL FINALLY LOAD IN UNDER 10 MINUTES

2.3k 18 replies
@atilla8288 2026-04-02

Finally someone solved this problem I didn't even know existed.

1.4k 4 replies
@Riccardoem 2026-04-02

3 videos in 3 days? The end must be near

1.2k 16 replies
@KommissarKrieg 2026-04-02

I can't believe Fireship's AI voice model even models his dog's bark. The future is now.

973 1 replies
@jonathanH14 2026-04-02

Claude is raising the prices of his tokens as if there were inflation

573 29 replies
@mrsearaphim4077 2026-04-02

The fact that we can bypass standards and architecture with sheer computation at a scale never seen before with good results... We're about to see spaghetti unlike anything we could ever imagine.

290 3 replies

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