Safari Devtools News Today

Starting in March 2024, Interaction to Next Paint will formally replace First Input Delay as a Core Web Vital metric. Learn how the two metrics differ, why we needed a new way to measure interaction responsiveness, and how you can start optimizing the performance of your site now for a seamless transition to the latest Core Web Vital metric.

DevTools is very advanced and helpful, but can also be very intimidating and overwhelming. Let’s fix that. In this article, Vitaly reviews useful features and shortcuts for debugging in Chrome, Firefox, Edge and Safari. Out of all the tools available at our fingertips these days, DevTools is probably one of the most advanced ones. Over the years, it has become a tool for debugging, profiling, auditing and even prototyping — all living within the same interface, and always just a keyboard sh...