web performance optimization gracefully deprecating your legacy codebase You're running a legacy codebase, supporting browser from 2013 and you want to avoid that your users are unable to use your service with your next release or you want to enrich your
web performance optimization *.avif *.webp images css background usage progressive enhanced with image-set Part 3 of my new image formats as background-image journey (part 1, part 2). Avif and webp images bring a positive impact on every webpage's payload performance. Today (March 16 2021) avif works
web performance optimization avif and webp images as css background images UPDATE: I was late at the image-set party, please read this blog post, how to support avif and webp images in your project.Safari is late at the webp party, whilst Firefox and
nuxt.js nuxt.js static page generator with dynamic pages With Nuxt.js you have the choice - will you deliver server side rendered pages over a node.js infrastructure, will you take the single page application approach like a Vue.js app
web performance optimization LazyScripts v0.3.x released LazyScripts 0.3.x released - with MutationObserver support
web performance optimization Remove dust from a legacy project Years go by, platform code grows, browser platform support changes, and there you are: +300 Kilobytes of minified JavaScript code is shipped, same in CSS and the Chrome Code Coverage Tool shouts a
web performance optimization Lazy Load JavaScript[s] my idea of lazy loading javascript files - like you already do with images and iframes…
frontend WebP image and background usage in web projects UPDATE: I was late at the image-set party, please read this blog post, how to support avif and webp images in your project.With Firefox 65 joining the WebP party and thanks to
plain js javascript - choosing the right timeout is easy Every once in awhile I see code that debounces expensive events like resize or scroll: someTimeout = window.setTimeout(debounceScroll, 10); and I wonder about the magic numbers, developers choose. magic numbers In the