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Safari 14 Beta Release Notes — Revealed at this week’s WWDC, Safari 14 will ship alongside iOS 14 & macOS 11 later this year. Here are the headlines:
- Adds support for WebP images and HDR video playback;
- Support for HTTP/3;
- Ditches Flash;
- Will support both the
:is() and :where() pseudo-selectors;
- …and adds Web Extensions support to the macOS version (more below).
Apple
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New Course: React Native — Leverage your JavaScript and React skills for mobile iOS and Android platforms using React Native – ship your very own native mobile applications.
Frontend Masters sponsor
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Prefetching? At This Age? — An excellent trip down the rabbit hole of caching, CDNs, what issues can occur when both clients and CDNs are caching content, and how the Age HTTP header helps. Plus a Chromium bug, just for good measure.
Tim Kadlec
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An Overview of Scroll Technologies — There are a number of scroll related technologies out there (parallax, scroll snap, etc), so this article’s aim is to provide an overview of them and tools to help choose the one that’s right for you.
Zach Saucier
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▶ New Features and Improvements for Safari and WebKit — More from Apple! Following the main WWDC 2020 Keynote, Apple are sharing a number of sessions throughout the week covering extensions, privacy, APIs, CSS and JS, web inspector changes and more. Worth bookmarking and coming back to at the weekend once all sessions are live.
Apple
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Find a Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers. Create a profile to get started.
Vettery
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ℹ️ Interested in running a job listing in Frontend Focus? There's more info here.
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📙 News, Tutorials & Opinion
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Is WebP Really Better Than JPEG? — According to Google, WebP is 25-34% smaller than JPEG at equivalent quality. But how much of it is really true? To find out, Johannes ran a few tests.
Johannes Siipola
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After Three Years of Work, Chrome Killed My Extension and Won’t Tell Me Why — This is a story worth checking out if your work ends up on the Chrome Webstore in any way (such as if you’re distributing a browser extension): “Complaining on the internet should not be a support channel. Developers should not have to rely on the internet attention lottery. The Chrome Webstore has been around 10 years and needs to get its act together.”
LipSurf
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Let Them Paste Passwords — Some sites prevent pasted passwords (which can even break some password managers). The UK’s cyber security officials stress that this a security anti-pattern. Today I also learnt that “Sociotechnical Security Researcher” is an actual job title – cool!
National Cyber Security Centre (UK)
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The Return of the 90s Web — Max asks if we’re ready to revisit some of the ideas of the early web (no-code tools, personal sites, etc), adding that certain trends suggest that we might just have come full circle.
Max Böck
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🔧 Code, Tools and Resources
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Octopus.do: A Visual Sitemap Builder — An online tool that allows you to build a website’s sitemap (e.g. for prototyping structure) or you can import an existing sitemap.xml from a URL and work with that.
octopus.do
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