Leenheer is best known for creating HTML5test.com, the WhichBrowser user-agent parser. He began exploring a CSS-based Doom ...
Images are the Largest Contentful Paint element on 85% of desktop pages and 76% of mobile pages, according to the 2025 HTTP ...
EmDash, the secure serverless CMS successor to WordPress, fixes plugin risks and empowers global publishing in the AI era.
Lazy loading takes a smarter approach. Instead of pulling in everything up front, the browser waits and loads content only when you are about to see it. So if a video or image sits further down the ...
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