CategoryPerformance

April 11, 2022 — Loading experience is crucial to the user’s first impression and overall usability, so Google defined Largest Contentful Paint (LCP) metric to measure how quickly the main content loads and is displayed to the user. 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. Read more…

February 24, 2022 — How would you measure performance? Unfortunately, there is no silver bullet for measuring performance. Different products will have different benchmarks and two apps may perform differently against the same metrics, but still rank quite similarly to our subjective “good” and “bad” verdicts. Web Vitals are the new gold standard in performance due to their direct correlation with the user’s experience. In this article, Atila Fassina will show you what monitoring can do and how RayGun can help you sustain performance maintenance while scaling your app. Read more…

February 8, 2022 — Statoscope is an instrument that analyses your webpack-bundles. Created by Sergey Melukov, it started out as an experimental version in late 2016, which has now become a full-fledged toolkit for viewing, analyzing, and validating webpack-bundles.

Editor’s Note: This article is a transcription of Sergey’s live performance (Russian). Read more…

February 3, 2022 — In this article, we’ll look specifically at what we can do to reduce the impact of social media embeds and social sharing widgets — or even some strategies to avoid them altogether. While the spotlight is on reducing the environmental impact, many of these tips will be great for performance too. Read more…

February 2, 2022 — In this article, Adrian Bece shares more about the benefits and caveats of code-splitting and how page performance and load times can be improved by dynamically loading expensive, non-critical JavaScript bundles. Read more…

December 20, 2021 — How to improve Core Web Vitals, a Smashing Magazine case study on how we detected and fixed the bottlenecks, and how we ended up with green scores, all the way. Read more…

November 22, 2021 — Implementing a performance culture at Wix can enable you to apply performance enhancements to almost every part of your technological stack — from infrastructure to software architecture and media formats. In this article, Dan Shappir shares which actions and processes the Wix team put in place in order to achieve dramatic improvements in the performance of websites built and hosted on their platform. Read more…

November 8, 2021 — A great commerce experience cannot be distilled to a single number. It’s not a Lighthouse score, or a set of Core Web Vitals figures, although both are important inputs. A great commerce experience is a trilemma that carefully balances competing needs of delivering a great customer experience, dynamic storefront capabilities, and long-term business — conversion, retention, re-engagement — objectives. Read more…

November 2, 2021 — In this article, Alex Husar sheds the spotlight on Magento PWAs and explains why business owners are getting them (often instead of native applications). Alex introduces ways of how progressive web applications can be developed on Magento, as well as go over the major pros and cons of each development path. Read more…