Browsers and Bugs 23/2015

Hello and welcome to issue 23 of Browsers and Bugs. Happy testing.

Browsers, Bugs and Workarounds

What’s new in Safari 9

CSS Scroll Snapping, Backdrop Filters, Responsive Design Mode, @support, Unprefixed CSS Properties and ECMAScript 6 Enhancements. If you prefer watching there is also a Video.

Opera Mini for Windows Phone

First stable version of Opera Mini for Windows Phone 8.1 is now available in the Windows Phone App Store.

Introducing srcset in Microsoft Edge

Windows 10 Insider builds recently introduced support for srcset, our first step on the path to fully supporting the picture element for responsive images. Support for the width descriptor in srcset, and the sizes attribute is not yet implemented but will land in the near future.

Opera 30

The autocapitalize HTML attribute, Cache API, Permissions API, JavaScript-powered copy/cut functionality and much more.


WebKit will ignore “translateZ(0), translate3d(0,0,0)…” on devices with 512MB or less.

Debugging, Testing and more

Debugging Promises with DevTools

In this episode of Totally Tooling Tips, Addy Osmani and Matt Gaunt walk through how to debug ES6 Promises using the brand new Promises debugger in Chrome DevTools.

Devtool tricks for when I forget

Remy Sharp demonstrates how to capture XHR results and retrieve results from the ether.

PageSpeed Insights

Setting up PageSpeed Insights within existing gulp projects.


tota11y is a tool which helps visualize how your site performs with assistive technologies.

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