CategoryPerformance

June 3, 2022 — This is the first part of this article, written especially for typeface designers and typographers. See how typefaces work, how to test them, and other broader typographic issues. Read more…

June 1, 2022 — In this article, Ken Harker explains what third-party resource requests really are and which common optimization strategies can help reduce the impact on the user experience. By carefully considering how third-party requests will fit into your website during the design stage, you’ll be able to avoid the most significant negative impacts. Read more…

May 25, 2022 — In this article, Frank Joseph explains both weak and strong references in JavaScript, as well as the concept of reachability. Let’s dig in! Read more…

May 23, 2022 — CSS is constantly evolving, and some cool and useful properties either go completely unnoticed or are not talked about as much as others for some reason or another. In this article, we’ll cover a fraction of those CSS properties and selectors. Read more…

May 16, 2022 — What makes the underused Server-Timing header uniquely powerful among all other response headers? We’ll rethink the expectation for using it exclusively for timing and see fast solutions for hard-to-solve monitoring challenges. Read more…

May 12, 2022 — In this article, Dan Shappir analyzes the performance cost associated with various frameworks and explains the wide variety of framework and platform choices that are currently available to front-end and fullstack developers. Read more…

May 9, 2022 — At the end of 2021, the Chrome team shipped some functionality that has the ability to make or break sites meeting the Core Web Vitals. So, let’s learn a little bit more about the Back/Forward Cache (aka bfcache), and what you can do to test if your website is compatible with it. Read more…

April 29, 2022 — Introducing Partytown, a lightweight open-source solution that reduces execution delays due to third-party JavaScript by offloading third-party scripts to web workers, which run in background threads. Read more…

April 11, 2022 — This new attribute will enable us to fine-tune relative resource priority, improve LCP performance, deprioritize JavaScript fetch calls, and much more. Let’s check out fetchpriority and explore some potential use cases. Read more…

March 7, 2022 — Using signals to deliver less, or different, content is a form of progressive enhancement (or graceful degradation depending on how you look at it), whereby extraneous content is only loaded when necessary, but the core functionality of the website still works. In this article, we’ll look at some of the signals that can be used for this. .

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