Smashing Magazine

AUGUST 3, 2021

Lots can go wrong: a network request fails, a third-party library breaks, a JavaScript feature is unsupported (assuming JavaScript is even available), a CDN goes down, a user behaves unexpectedly (they double-click a submit button), the list goes on. Why Be Resilient. Things on the web can break — the odds are stacked against us.

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Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Vitaly Friedman. 2021-01-11T15:30:13+00:00. 2021-01-11T16:06:07+00:00. LogRocket tracks key metrics, incl. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Testing And Monitoring. Is it expensive JavaScript, slow web font delivery, heavy images, or sluggish rendering?

Performance 145

Performance Cache Network Metrics 145