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Article: Donkey: A Highly-Performant HTTP Stack for Clojure

InfoQ

In this article, we’ll briefly outline the use-case for a library like Donkey and present our benchmarks. Donkey is the product of the quest for a highly performant Clojure HTTP stack aimed to scale at the rapid pace of growth we have been experiencing at AppsFlyer, and save us computing costs. By Yaron Elyashiv.

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Measure What You Impact, Not What You Influence

CSS Wizardry

I can reload the exact same page under the exact same network conditions over and over, and I can guarantee I will not get the exact same, say, DOMContentLoaded each time. What if another file on the critical path had dropped out of cache and needed fetching from the network? This next example was the motivation for this whole article.

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In Defence of DOM­Content­Loaded

CSS Wizardry

Honestly, I started writing this article, for no real reason and somewhat without context, in December 2022—over half a year ago! Instead, we have: domContentLoadedEventStart : This is the one we’re interested in, and is equivalent to the concept we’ve been discussing in this article so far. log ( window. performance. performance.

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New Network Fallacies

Tim Kadlec

I remember reading articles about how 3G connectivity was going to transform performance and, more generally, the way we used the internet altogether. ” The fallacy of networks, or new devices for that matter, fixing our performance woes is old and repetitive. We’re not talking months in most places, but years.

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Detecting Speech and Music in Audio Content

The Netflix TechBlog

In this blog post, we will introduce speech and music detection as an enabling technology for a variety of audio applications in Film & TV, as well as introduce our speech and music activity detection (SMAD) system which we recently published as a journal article in EURASIP Journal on Audio, Speech, and Music Processing.

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How to use Server Timing to get backend transparency from your CDN

Speed Curve

Looking at the industry benchmarks for US retailers , four well-known sites have backend times that are approaching – or well beyond – that threshold. Pagespeed Benchmarks - US Retail - LCP When you examine a waterfall, it's pretty obvious that TTFB is the long pole in the tent, pushing out render times for the page.

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Measuring Network Performance in Mobile Safari

CSS Wizardry

What we really want to do, alongside capturing good benchmark- and more permanent data with WebPageTest, is interact with and inspect a site slightly more realtime. Network Link Conditioner. In there, you should find a tool called Network Link Conditioner. If you’re used to Chrome’s Network tab then, well, I’m sorry.

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