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Week 02 (January 9, 2023)

Hanging punctuation example with polyfill

See also CSS tricks

css hanging-punctuation polyfill
"Priority Hints and optimizing LCP", Kevin Farrugia (@imkevdev@twitter.com)
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Priority Hints are used to indicate to the browser the relative priority of a resource. I take a deep dive into how you can improve your Largest Contentful Paint by using fetchpriority.

boostmarks priority-hints fetchpriority resource-hints
trace.cafe: sharing DevTools Perf trace in no time, a service by Paul Irish(@paul_irish@toot.cafe)

Drag-and-drop a trace (or select a file)
We'll upload it and give you a shareable URL, with the Chrome DevTools Performance Panel…
Traces expire after 90 days. 🕶

boostmarks trace tools
"Our top Core Web Vitals recommendations for 2023", Philip Walton (@philwalton@twitter.com), Rick Viscomi (@rick_viscomi@twitter.com), Barry Pollard (@tunetheweb@webperf.social), Brendan Kenny (@brendankenny@twitter.com), Jeremy Wagner (@malchata@twitter.com)
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In short, we wanted our list of top web performance recommendations to focus on:

  • Recommendations we believe will have the largest real-world impact
  • Recommendations that are relevant and applicable to most sites
  • Recommendations that are realistic for most developers to implement
boostmarks core-web-vitals lcp ttfb cdn cls fid bfcache long-tasks javascript fetchpriority layout-shifts