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Front-End Performance Checklist 2021

Smashing Magazine

Build Optimizations JavaScript modules, module/nomodule pattern, tree-shaking, code-splitting, scope-hoisting, Webpack, differential serving, web worker, WebAssembly, JavaScript bundles, React, SPA, partial hydration, import on interaction, 3rd-parties, cache. Note that new CrUX datasets are released on the second Tuesday of each month.

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Progress Delayed Is Progress Denied

Alex Russell

In almost every area, Apple's low-quality implementation of features WebKit already supports requires workarounds not necessary for Firefox (Gecko) or Chrome/Edge/Brave/Samsung Internet (Blink). An extension to Service Workers that enables browsers to present users with cached content when offline. is access to hardware devices.

Media 145
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Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

Smashing Magazine

Alternatively, you can also use Speed Scorecard (also provides a revenue impact estimator), Real User Experience Test Comparison or SiteSpeed CI (based on synthetic testing). Paddy Ganti’s script constructs two URLs (one normal and one blocking the ads), prompts the generation of a video comparison via WebPageTest and reports a delta.

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Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]

Smashing Magazine

To get a good first impression of how your competitors perform, you can use Chrome UX Report ( CrUX , a ready-made RUM data set, video introduction by Ilya Grigorik), Speed Scorecard (also provides a revenue impact estimator), Real User Experience Test Comparison or SiteSpeed CI (based on synthetic testing).

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Distributed Algorithms in NoSQL Databases

Highly Scalable

A database should accommodate itself to different data distributions, cluster topologies and hardware configurations. In comparison with pure anti-entropy, this greatly improves consistency with a relatively small performance penalty. This redirect is a one-time and should not be cached. Data Placement.

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HTTP/3: Performance Improvements (Part 2)

Smashing Magazine

This is because HTTP/3 and QUIC mainly help deal with the somewhat uncommon yet potentially high-impact problems that can arise on today’s Internet. On the Internet, however, we typically have a long series of connected pipes , some of which can be wider than others (leading to so-called bottlenecks at the narrowest links).