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An In-Depth Guide To Measuring Core Web Vitals

Smashing Magazine

Another point of confusion is that these metrics are new and different from the metrics we traditionally used in the past to measure web performance and that are surfaced by some of those tools, like PageSpeed Insights — a free, online auditing tool. At the top is the big Lighthouse performance score out of 100.

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Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]

Smashing Magazine

Luckily, there are many great options that help you automate the collection of data and measure how your website performs over time according to these metrics. On the other hand, we have hardware constraints on memory and CPU due to JavaScript parsing times (we’ll talk about them in detail later). Image source ).

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Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

Smashing Magazine

Luckily, there are many great options that help you automate the collection of data and measure how your website performs over time according to these metrics. On the other hand, we have hardware constraints on memory and CPU due to JavaScript parsing times (we’ll talk about them in detail later). Image source ).

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Front-End Performance Checklist 2021

Smashing Magazine

Luckily, there are many great options that help you automate the collection of data and measure how your website performs over time according to these metrics. On the other hand, we have hardware constraints on memory and CPU due to JavaScript parsing and execution times (we’ll talk about them in detail later). Image source ).