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In Defence of DOM­Content­Loaded

CSS Wizardry

Honestly, I started writing this article, for no real reason and somewhat without context, in December 2022—over half a year ago! More accurately, DOMContentLoaded signifies that all blocking and defer and type=module code has finished running. It no longer feels like trivia-for-the-sake-of-it thanks to a recent client project.

Metrics 326
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Increase the Performance of your Site with Lazy-Loading and Code-Splitting

Jos

It turns out this component structure provides a great foundation to improve the performance of our sites. We are explicit about our dependencies, so we know what code we need to run to run a specific component. Lazy-loading and bundle splitting can have a huge impact on page performance: less code requested, parsed, and executed.

Code 147
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Increase the Performance of your Site with Lazy-Loading and Code-Splitting

Jos

It turns out this component structure provides a great foundation to improve the performance of our sites. We are explicit about our dependencies, so we know what code we need to run to run a specific component. Lazy-loading and bundle splitting can have a huge impact on page performance: less code requested, parsed, and executed.

Code 130
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Breaking data silos: Liquid Reply’s journey to custom API observability with OpenTelemetry and Dynatrace

Dynatrace

Although the APIs were all managed by the Google API manager Apigee, the bank group was not getting consistent data types from the output. Additionally, due to performance impact, Apigee’s distributed tracing only configures a probabilistic sampling rate, with a maximum rate of 50%.

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Fostering a Web Performance Culture

Jos

Web Performance is not only about understanding what makes a site fast. Performance is a feature and needs to be prioritized as such. Performance is a topic that has interested me for a long time. There was something gratifying in taking a code that takes minutes to run and make it run in a handful seconds.

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How Google PageSpeed Works: Improve Your Score and Search Engine Ranking

CSS - Tricks

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. In this article, we uncover how PageSpeed calculates it’s critical speed score. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Recommended!

Google 71
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Google Lighthouse Audits – How to use Chrome’s built-in speed testing tool

MachMetrics

If you’re not a developer/designer, you may not be familiar with the Chrome DevTools and the extremely powerful Google Lighthouse Audits that can be found inside. However, you have likely used the Web UI that Google uses to allow you to test websites for speed – Google PageSpeed Insights. Performance.

Google 82