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WPD 664: “Use em in media queries”, debugging addons in Firefox, add tabindex="-1" to your named anchor targets

  • Info

    • The new “focus starting point” implementation in Chrome 50, post (“How Does it Work?” section)
      • Sequential focus navigation starting point is currently not supported in Safari and Edge: “Until it is supported in all browsers, you’ll still need to add tabindex="-1" (and remove the focus outline) to your named anchor targets.”
  • Demos

    • Chrome DevTools can capture and replay animations on the page (at a slower speed), @………’s post
  • Opinion

    • @………: Use em in media queries (instead of px) to support users who change their default font size, post

  • Other

    • Debugging addons in Firefox with “Browser Toolbox” (initially disabled; docs), post w/ 1-min video
    • jQuery UI 1.12.0 (RC1) adds Controlgroup (demo) and Checkboxradio (demo) widgets, relnotes
    • The CSSOM and CSSOM View drafts have been updated, post
      • CSSOM has removed several proposed APIs, incl. alternative stylesheet APIs, pseudo(), and cascadedStyle due to lack of implementer interest (all changes since December 2013); CSSOM View has added the document.scrollingElement API (all changes since December 2013).

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