The Service Worker Lifecycle
If you have worked with Service Workers, you may have run into some issues with previous Service Workers still being in control of a document, even though the file itself has been updated. The reason for this is to do with some nuances in the lifecycle of the Service Worker; it may be installed and valid, but not yet actually in control of the document. A Service Worker can be in one of the follow
ServiceWorker: A Basic Guide to BackgroundSync
A relevant ad will be displayed here soon. These ads help pay for my hosting. Please consider disabling your ad blocker on Pony Foo. These ads help pay for my hosting. Picture the scene. You’re using your mobile device to browse a website and book some important concert tickets. You’ve have been eagerly awaiting this concert for months. You get right through to the checkout screen, enter your card
Cache API
The awesome ServiceWorker API is meant to give developers a bit more control over what is and isn't cached, and how. Sure we can play games with ETags and the like but doing it programmatically with JavaScript just feels better, more controllable. As with every API, however, adding stuff to cache isn't just fun and games -- you have to do the cleanup work yourself too, and by "cleanup work" I me
Service worker が拓く mobile web の新しいかたち
1. ServiceWorker が拓く Mobile Web の新しいかたち HTML5とか勉強会 02/25/2015 Kinuko Yasuda (@kinu) kinuko@chromium.org HTML5とか勉強会 02/25/2015 Kinuko Yasuda (@kinu) kinuko@chromium.org ServiceWorker が拓く Mobile Web の新しいかたち 2. 自己紹介： Kinuko Yasuda @kinu / kinuko@chromium.org Chrome エンジニア 5年目くらい ￭ ストレージ、ネットワーク、Worker系など裏方っぽい API をよくいじっています ￭ File/Blob, FileSystem, Quota, XHR, Web Workers, ServiceWorker などなど ￭ 2013年秋頃か
Chrome 40 で今すぐ ServiceWorker を試す - Qiita
Chrome では、リリース 40 からごく一部で「マシな AppCache」とも言われている ServiceWorker がデフォルトで使えるようになります。ServiceWorker はオフライン API の1つとして紹介されていることが多いですが、実は 「Webの世界観を変える (かもしれない) 大注目API」の1つです！ ここでは、Chrome 40 で出来たての ServiceWorker をひと通り試す方法を書いてみたいと思います。 ServiceWorker とは? 詳しいことは最新スペック (Editor's Draft)やHTML5Rocks の記事を見てもらうとして、ものすごくざっくり書くと ServiceWorker とはバックグラウンドで実行される Javascript 環境のことで、 ブラウザ内で動くJavascriptで書いたネットワークプロキシ のように動作さ
The offline cookbook
Update: Together with Udacity I created a free offline-first interactive course. It involves taking an online-only site to full offline-first glory. Many of the patterns in this article are used. When AppCache arrived on the scene it gave us a couple of patterns to make content work offline. If those were the patterns you needed, congratulations, you won the AppCache lottery (the jackpot remains u
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