15 items tagged “webperformance”
— Alex Russell # 20th December 2022, 9:54 am
Y’all decided you could send 6x as much script because the high-end could take it...but the next billion users can’t. There might have been budget for 2x, but not 6x. Not by a long shot.
— Alex Russell # 9th August 2019, 6:53 am
If you want the fastest website despite implementation difficulty, the answer is: SSR behind a CDN with assets in best compression formats (webp, Brotli, woff2) served over http2 (or 3) from same origin with JS as enhancement only
— Mike Sherov # 15th February 2019, 7:12 pm
Squoosh. This is by far the most useful example of web assembly I’ve seen so far: Squoosh is a progressive web app for image optimization (JPEG, PNG, GIF, SVG and more) which uses emscripten-compiled versions of best in breed image codec implementations to provide a browser interface for applying and previewing those optimizations. # 12th November 2018, 11:15 pm
The current linkedin.com homepage clocks in at 1.9MB of CSS (156KB compressed). After re-building a fully-functional version of the homepage with CSS Blocks, we were able to serve the same page with just 38KB of CSS. To be clear: that’s the uncompressed size. After compression, that CSS file weighed in at less than 9KB!
— Chris Eppstein # 24th April 2018, 8:40 pm
— Steve Souders # 18th January 2018, 2:39 pm
The Best Request Is No Request, Revisited · An A List Apart Article. In HTTP/2 the rules have changed: serving unnecessary code as part of a larger bundle to avoid extra request overhead no longer makes sense. Splitting your code into many files and loading just the ones needed by the current page can knock seconds off your load time. # 28th November 2017, 3:50 pm
WPO Stats (via) “Case studies and experiments demonstrating the impact of web performance optimization (WPO) on user experience and business metrics.“ # 11th October 2017, 1:36 am
Web Performance: What is the best way to measure page load times on different locations of the world?
Google Analytics has a built-in “Site Speed” report with a geographical map that can help with this (under Standard Reporting > CONTENT > Site Speed > Map Overlay).[... 52 words]