What’s new in Chrome 52 & Opera 39 for web developers: https://dev.opera.com/blog/opera-39/ ES2017 **, Performance Observer, CSS RGBA hex, and more!
Replying to @benschwarz
Is @Calibreapp detecting and using it already?
1:16 AM - 2 Aug 2016
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JavaScript, HTML, CSS, HTTP, performance, security, Bash, Unicode, i18n, macOS.