Learn what’s new with developer tools in Firefox, Edge, Chrome and Safari. Discover new and powerful features that will help you be more comfortable and productive when testing and debugging across browsers.
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After almost five years in development, the new HTTP/3 protocol is nearing its final form. Let’s take a close look at the challenges involved in deploying and testing HTTP/3, and how and if you should change your websites and resources as well.
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After almost five years in development, the new HTTP/3 protocol is nearing its final form. Let’s take a close look at the performance improvements of HTTP/3, congestion control, head-of-line-blocking, and 0-RTT connection set-up.
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What exactly is HTTP/3? Why was it needed so soon after HTTP/2 (which was only finalized in 2015)? How can or should you use it? And especially, how does this improve web performance? Let’s find out.
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What are absolute units? What are the differences between relative and absolute units, and how do we create accurate sizes on the web? In this article, Elad Shechter explains why CSS absolute units aren’t so absolute.
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Dialogs are everywhere in modern interface design (for good or for bad), and yet many of them are not accessible to assistive technologies. In this article, we will dig into how to create a short script to create accessible dialogs.
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Building a faster website can be a rocket task these days. There are so many things to consider, so it’s challenging to get everything right. Here are some less-known tools that might help you get there.
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Google’s Core Web Vitals initiative has taken the SEO and Web Performance worlds by storm and many sites are busy optimizing their Page Experience to maximize the ranking factor. The Cumulative Layout Shift metric is causing trouble to a lot of sites, so let’s have a look at ways of addressing any issues for that metric.
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Web fonts are often terrible for web performance and none of the font loading strategies are particularly effective to address that. Upcoming font options may finally deliver on the promise of making it easier to align fallback fonts to the final fonts.
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The CSS Working Group Editor’s Draft for Selectors Level 4 includes several pseudo-class selectors that already have proposal candidates in most modern browsers. This guide will cover ones that currently have the best support along with examples to demonstrate how you can start using them today!
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