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What are the best multi-browser testing tools?

Testsigma

MultiBrowser supports testing on all versions of Chrome, Firefox, Edge, and Internet Explorer 11. Rapise supports multiple versions of Internet Explorer, Mozilla Firefox, and Chrome; plus, the test scripts can be executed across different browsers that you have on your local machine. Picture Credit: MultiBrowser. Highlights.

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A Deep Dive into Native Lazy-Loading for Images and Frames

CSS - Tricks

As we noted at the start, Chromium and Google Chrome will ship a native lazy-loading mechanism in the form of a new loading attribute, starting in Chrome 75. Native lazy-loading flags in Google Chrome. In contrast to JavaScript lazy-loading libraries, native lazy-loading uses a kind of pre-flight request to get the first 2048?bytes

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