bestpractic.org
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Frontend

96 articles on Frontend — each with a runnable playground and a quiz.

Articles

JavaScript

You're truncating bios with .slice(). Intl.Segmenter knows where the emoji actually end.

Aug 27 · 5 min CSS

Delete Your Auto-Resize Textarea JS. CSS Does It Now.

Aug 26 · 5 min JavaScript

CSS Animations Can't Reverse Mid-Flight. The Web Animations API Can.

Aug 25 · 5 min CSS

The CSS Selector Built to Lose Every Fight

Aug 24 · 5 min JavaScript

One version bump, 40 files to edit. Import maps fix that.

Aug 23 · 6 min JavaScript

Your fetch in beforeunload is silently killed. navigator.sendBeacon guarantees delivery.

Aug 22 · 4 min HTML

The Modal Was Open. So Was Everything Behind It.

Aug 21 · 6 min JavaScript

Stop Writing Regex to Match URLs — The Browser Already Can

Aug 20 · 6 min CSS

Stop Writing Media Queries for Font Size

Aug 19 · 5 min CSS

I Ripped Out a Carousel Library. CSS Replaced It.

Aug 18 · 5 min CSS

Stop Writing Math.cos() in a Resize Listener

Aug 17 · 4 min CSS

I Can Finally Delete My max-height: 9999px Animation Hack

Aug 16 · 6 min
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