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The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

Compressing them over the network: Which compression algorithm, if any, will we use? Given that 66% of all websites (and 77% of all requests ) are running HTTP/2, I will not discuss concatenation strategies for HTTP/1.1 4,362ms of cumulative latency; 240ms of cumulative download. in this article. That’s almost 22× more!

Cache 291
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Site reliability done right: 5 SRE best practices that deliver on business objectives

Dynatrace

Mobile retail e-commerce spending in the U. With so many of their transactions occurring online, customers are becoming more demanding, expecting websites and applications to always perform perfectly. Website load times have been found to have a direct correlation with conversion rates.

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Time to First Byte: What It Is and Why It Matters

CSS Wizardry

This is understandable—forgivable, almost—when you consider that TTFB begins to move into back-end territory, but if I was to sum up the problem as succinctly as possible, I’d say: While a good TTFB doesn’t necessarily mean you will have a fast website, a bad TTFB almost certainly guarantees a slow one. But what else is TTFB?

Latency 269
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Mobile browser testing – what is it and when is it done?

Testsigma

The native and mobile web browser testing is being performed more and more compared to desktop testing. What are Mobile Web Applications? Applications that do not require to be downloaded and can be accessed via hitting the URL on a mobile browser are known as mobile web applications. What are Native Applications?

Mobile 52
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How To Boost Media Performance On A Budget

Smashing Magazine

Unquestionably, media enlivens websites, adding appeal, excitement, and intrigue, let alone enticements to stay on a page and frequently revisit it. Speaking about the delivery of videos on the web, “The average video weight is increasing dramatically every year, more so on mobile than on desktop. Akshay Ranganath.

Media 117
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The Performance Inequality Gap, 2024

Alex Russell

It's time once again to update our priors regarding the global device and network situation. JavaScript-Heavy # Since at least 2015, building JavaScript-first websites has been a predictably terrible idea, yet most of the sites I trace on a daily basis remain mired in script. [1] What's changed since last year? and 75KiB of JavaScript.

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How We Optimized Performance To Serve A Global Audience

Smashing Magazine

This commitment involves prioritizing websites that offer not only relevant content but also an excellent user experience. LCP is particularly vital for landing pages , which are predominantly content and often the first touch-point a visitor has with a website. The reportWebVitals function.