Smashing Magazine

MAY 6, 2019

The best practice is to do this for the primary images — typically for the ones that will be displayed above the fold. <img This is a best practice only if you do it only to secondary images — typically for the ones will be displayed below the fold. <img Native Lazy Loading Demo.

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Website Best Practices Media Open Source 103

Smashing Magazine

JANUARY 11, 2021

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. From Fast By Default: Modern loading best practices by Addy Osmani (Slide 19). In fact, JPEG XL seems to be performing way better across the board.

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Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

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. From Fast By Default: Modern loading best practices by Addy Osmani (Slide 19). Incremental Transfer Demo is already available, and it’s work in progress.

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Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

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. Depending on the network connection, performance budgets should adapt , but payload on slower connection is much more "expensive", regardless of how they’re used.

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