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Understanding the performance impact of anti-flicker snippets

Speed Curve

Experimentation tools that use asynchronous scripts – such as Google Optimize, Adobe Target, and Visual Web Optimizer – recommend using an anti-flicker snippet to hide the page until they've finished executing. Google Optimize) has finished applying its experiments. In Google Optimize's default case is the whole document.

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Performance audit: Lego.com

Speed Curve

So I thought it would be fun to spend some time poking around behind the scenes and give the site a holiday performance audit. Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We According to Google's thresholds, an LCP time of 3.96 seconds, LCP lags at 3.96

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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. The growing amount of data processed at the network edge, where failures are more difficult to prevent, magnifies complexity.

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

Speed Curve

That performance golden rule still holds true today. Google recommends that TTFB be 800ms at the 75th percentile. Looking at the industry benchmarks for US retailers , four well-known sites have backend times that are approaching – or well beyond – that threshold.

Servers 57
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World’s Top Web Performance Leaders To Watch

Rigor

Reading time 16 min Whether you’re a web performance expert, an evangelist for the culture of performance, a web engineer incorporating performance into your process, or someone new to the web performance entirely, you probably identify as curious, excited about new ideas, and always learning. Jake Archibald.

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Cumulative Layout Shift: What it measures, when it works (and doesn't), and how to use it

Speed Curve

Back in May, we shared that SpeedCurve supports Google's Core Web Vitals in both our synthetic monitoring and LUX real user monitoring tools. Six months in, I've had a chance to gather and look at a lot of data, talk with customers, and learn from our friends in the performance community. recommended by Google.

Retail 80
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Five Reasons to Meet Rigor at eTail West

Rigor

These focus areas are integrally linked with website performance, so it’s essential that brands also work to improve their digital experience. As a retailer, you know that conversion rates are the lifeblood of your business. But, as a web performance professional, I also know that they can majorly impact site speed. Conclusion.

Retail 40