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The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

Caching them at the other end: How long should we cache files on a user’s device? 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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Cache-Control for Civilians

CSS Wizardry

The best request is the one that never happens: in the fight for fast websites, avoiding the network is far better than hitting the network at all. To this end, having a solid caching strategy can make all the difference for your visitors. ?? How is your knowledge of caching and Cache-Control headers? Cache-Control.

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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. Here are some examples: Looker Studio filter.

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Rethinking Server-Timing As A Critical Monitoring Tool

Smashing Magazine

This allows resource requests, including the HTML document itself, to be enriched with data during its lifecycle, and that information can be inspected for measuring the attributes of that resource! For the top-level HTML document, it is fetched upon user navigation but is still a resource request.

Servers 93
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Five Data-Loading Patterns To Improve Frontend Performance

Smashing Magazine

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. Jamstack is popular with documentation sites that usually compile code to HTML files and host them on the CDN. Active Memory Caching. Caching Schemes. Caching Schemes.

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Percentiles don’t work: Analyzing the distribution of response times for web services

Adrian Cockcroft

The mean and percentile measurements hide this structure, but the rest of this post will show how the structure can be measured and analyzed so that you can figure out a useful model of your system, understand what is driving the long tail of latencies and come up with better SLAs and measures of capacity.

Lambda 98
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Fixing a slow site iteratively

CSS - Tricks

Speed is also something Google considers when ranking your website placement on mobile. Go ahead, briefly look at the things that Lighthouse says are wrong with the website. Before we do anything else, let’s see what happens when we first hit the website. Compressing, minifying and caching assets. It gets redirected.

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