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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? Caching them at the other end: How long should we cache files on a user’s device? This gave rise to heavy bundling and concatenation—why download three CSS files (half of our budget) if we could compress them into one?

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Best practices and key metrics for improving mobile app performance

Dynatrace

Mobile applications (apps) are an increasingly important channel for reaching customers, but the distributed nature of mobile app platforms and delivery networks can cause performance problems that leave users frustrated, or worse, turning to competitors. User acquisition measures the number of new users downloading and installing an app.

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Cache and Prizes

Alex Russell

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Browsers now understand the classic shared HTTP cache behaviour as a privacy bug.

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Performance Game Changer: Browser Back/Forward Cache

Smashing Magazine

Performance Game Changer: Browser Back/Forward Cache. Performance Game Changer: Browser Back/Forward Cache. With that caveat out of the way, let’s get to the guts of the article: What is the Back/Forward Cache and why does it matter so much? Didn’t The HTTP Cache Do All That Anyway? Barry Pollard.

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How We Optimized Performance To Serve A Global Audience

Smashing Magazine

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load.

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Fixing a slow site iteratively

CSS - Tricks

Site performance is potentially the most important metric. seconds faster on average and it drove 60 million more Firefox downloads per year. Having a slow site might leave you on page 452 of search results, regardless of any other metric. In DevTools, the Network inspector helps us see what the first webpage is doing too.

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The 10 Must-Track Web Performance Metrics

MachMetrics

Web performance metrics track the efficiency (or lack thereof) of any individual aspect of your website’s performance. Once you have started collecting some of these must-track web performance metrics for your website, inefficiencies will become clearer. Top 10 Web Perf Metrics to Track. Resource Download Time.

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