Smashing Magazine

APRIL 11, 2022

This element could be an image, video, or simply, just a large block of text. Of all those options, it’s safe to assume that text is the best choice for LCP performance because it loads and renders fast. web.dev’s main content is an image according to LCP (test ran on WebPageTest). Large preview ). Examples And Use Cases.

Media 69

Media Tuning Metrics Google 69

Testsigma

MARCH 12, 2021

The second set of tools are those that allow you to create test cases and test steps, record UI Identifiers, and perform tests on specific UI components or parts of the websites, and generate environment-specific test reports. Performing cross-browser compatibility testing is a hectic task.

Testing Tools 52

Testing Tools Testing Website Media 52

Smashing Magazine

JANUARY 6, 2020

You can then mimic the 90th percentile’s experience for testing. 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 and detailed guide by Rick Viscomi) or Treo Sites , a RUM monitoring tool that is powered by Chrome UX Report.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

You can then mimic the 90th percentile’s experience for 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. Lighthouse , a performance auditing tool integrated into DevTools. Are videos properly optimized?

Performance 103

Performance Cache Metrics Network 103