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WPD 529: Pointer Events API usage examples, Clear-Site-Data HTTP header, "Web apps should be usable instantly"

  • News

    • FPWD of “Clear Site Data”, ’s spec
      • Enables web apps to instruct the browser to clear a user’s locally stored data related to the app’s host and its subdomains (via a Clear-Site-Data HTTP response header or via a navigator.storage.clear() call). This includes cookies, cache, and DOM-accessible storage (everything from local storage to service worker registrations).
  • Posts

    • New in Firefox (Nightly): An overview of the Pointer Events API (w/ usage examples), post
      • The Element .setPointerCapture() method can be used to ensure that "pointermove" events are still received, even if the pointing device leaves the region of the element (e.g. during a swipe gesture).
  • Tools

    • A bookmarklet that generates <link rel="dns-prefetch"> tags from Resource Timing entries, post
  • Opinion

    • : Web apps should be usable instantly (needed for proper inter-app linking), post
      • “Product landing pages, login pages and everything that is in the way of the actual web app is equivalent to an App Store install page. These pages kill what we value most about the web.”

  • Other

    • npm tip: Use npm bug <packagename> to quickly open the relevant GitHub issues page, source
    • A significant number of CAs have no plans to support IPv6 (for their OCSP servers), source
      • “…IPv6-only servers who want to staple, or IPv6-only clients who want to do revocation checking, will need to access the OCSP servers.”

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