A case study of some major changes introduced at Wix to improve website loading performance for millions of sites, clearing the path for them to receive good PageSpeed Insights and Core Web Vitals scores. Mar 10, 2021 Alon leads the core backend team at Wix. Thanks to leveraging industry standards, cloud providers, and CDN capabilities,
A new HTTP response header to limit domain-wide scripting and request dedicated resources from the browser. Feb 1, 2021 Origin-Agent-Cluster is a new HTTP response header that instructs the browser to prevent synchronous scripting access between same-site cross-origin pages. Browsers may also use Origin-Agent-Cluster as a hint that your origin should get its own, separate
Optimize carousels for performance and usability. Jan 26, 2021 A carousel is a UX component that displays content in slideshow-like manner. Carousels can “autoplay” or be navigated manually by users. Although carousels can be used elsewhere, they are most frequently used to display images, products, and promotions on homepages. This article discusses performance and UX
Follow 5 centering techniques as they go through a series of tests to see which one is the most resilient to change. Dec 16, 2020 Centering in CSS is a notorious challenge, fraught with jokes and mockery. 2020 CSS is all grown up and now we can laugh at those jokes honestly, not through clenched
Learn about our plans for improving the Cumulative Layout Shift metric and give us feedback. Jan 25, 2021 Cumulative Layout Shift (CLS) is a metric that measures the visual stability of a web page. The metric is called cumulative layout shift because the score of every individual shift is summed throughout the lifespan of the
Supercharging your CSS with Houdini paint worklets is just a few clicks away. Dec 10, 2020 CSS Houdini is an umbrella term that describes a series of low-level browser APIs that give developers much more control and power over the styles they write. Houdini enables more semantic CSS with the Typed Object Model. Developers can
An SXG is a delivery mechanism that makes it possible to authenticate the origin of a resource independently of how it was delivered. Oct 14, 2020• Updated Apr 21, 2021 A signed exchange (SXG) is a delivery mechanism that makes it possible to authenticate the origin of a resource independently of how it was delivered.