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WPD 472: ES7 function bind syntax (::), @aerotwist’s offline web app, cost of progressive enhancement

  • News

    • Experimental ES7 function bind syntax proposal (::) added to Babel, @………’s post
    • CSS WG updates CSS Grids syntax to use [] for <line-names>, screen
  • Posts

    • @………’s write-up from building an offline web app for recording voice memos, post
      • Key issue: “iOS doesn’t support getUserMedia (ciu), which I need to be able to pipe microphone audio to the Web Audio API. Without it there’s no realistic means to live-capture audio.” Two ES6 tips: Using new this() inside a static class method; arrow functions are a great fit for requestAnimationFrame and the like.
  • Info

    • MDN provides site compatibility info for each Firefox release, page (Firefox 38; edit URL for other)
  • Demos

    • Annotated examples of ES6 Object.assign() (merging and cloning objects), @………’s screen
  • Opinion

    • Two anecdotes about the cost of progressive enhancement, @………’s post
    • @……… distrusts claims that infinite scroll increases user engagement, post

  • Other

    • First Draft of Web NFC API, post (spec includes 3 code examples at the end)
      • One of the use cases: “When the user touches a device to an NFC tag when no website is currently open, the user agent can open a website to handle that tag.”
    • YouTube planning on using SMIL despite Blink deprecation intent, source

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