CSS Background shorthand coming to mobile WebKit browsers, Voice Driven Web Apps: Introduction to the Web Speech API. It uses push messages and notifications, and it uses background sync. What’s New with KeyboardEvents? The Background Sync API is not yet standardized. We’ve all been there. Availability. Usage: background_sync_certs [-hgsf] [-c ip/host] Generates or copies the SSL certs used for background sync with API Connect. Although, you could also use it to fetch small bits of data…. It first described an interface only for end-user-facing programs, known as application programs.This origin is still reflected in the name "application programming interface." Dismiss As far as I can see the answer is no. The idea of the API is much older than the term. Den Anfang macht die Background Sync API, die … ; so we can not be sure when synchronization will be triggered. Periodic background sync API Demo. For details, see the Google Developers Site Policies. I have to use rest API. Background sync replaying without background sync event. The specification is still under study. Nah tanpa panjang lebar berikut ini kami menyajikan Download 1040+ Background Sync Api HD Paling Keren. This is the offline wikipedia demo I created for Supercharging Page Load. The request won't be sent, and perhaps the user realizes their request never made it through, or perhaps they are unaware. Hooray! The Chromium Chronicle: Coding Outside the Sandbox, The Chromium Chronicle: Test your Web Platform Features with WPT, Web Components update: more time to upgrade to v1 APIs, The Chromium Chronicle: Code Coverage in Gerrit, Address Bar Install for Progressive Web Apps on the Desktop. Background Sync API - UNOFF Global usage 72.76% + 0% = 72.76%; Provides one-off and periodic synchronization for Service Workers with an onsync event. -g Generate a new CA cert for this cluster and a new server cert for this node. With the debut of iOS 13, the sync issues Google Photos has faced may finally be over with thanks to a new background tasks API. Human boy working on web standards at Google. This API can be used for updating data in the background without having to wait for any interaction of the user. The Background Sync API is not yet standardized. The specification is planning for future parameterization options, but for now, all we can do is wait. Interactive Globe with CSS shaders & Google Maps, Stacking Changes Coming to position:fixed elements, Stick your landings! If it fails, another sync will be scheduled to retry. You get notified when the article is downloaded, cached, and ready to view! This makes it great for ensuring that whatever the user wants to send, is actually sent. Since Periodic Background Sync is a service worker based API, Service Workers §6 Security Considerations apply. You’ve invested time already, so walking away with nothing would be a waste, so you carry on waiting. In fact, because only Chrome and Edge support background sync I don't even bother with the API. I am aware of these two ways. To do this, we first retrieve a reference to the ServiceWorkerRegistration, which represents the registration link between your Service Worker and your client. This idea is a little further off than one-off syncing, but it’s coming. The API will allow offline-first web apps to periodically update state, and will allow periodic content producers like news sites to push content to users’ devices periodically. If they try to navigate away or close the tab, we use onbeforeunload to display a message like, “Nope, I need you to stare at this spinner some more. At the moment, if the user hits "send" on a message they have to stare at a spinner until it completes. An API that extends Service Workers with an onsync event. The feature request is tracked here. Background sync是Google新推出的Web API，可延迟发送用户行为，直到用户网络连接稳定。这样有助于保证用户想要发送的数据就是实际发送的数据。 目前存在的问题. Chrome DevTools: JavaScript CPU Profiling in Chrome 58, API Deprecations and Removals in Chrome 56, Avoiding the Not Secure Warning in Chrome, API Deprecations and Removals in Chrome 55, Capture a MediaStream From a Canvas, Video or Audio Element, Re-rastering Composited Layers on Scale Change, API Deprecations and Removals in Chrome 54, Cross-origin Service Workers: Experimenting with Foreign Fetch, DevTools Digest, September 2016: Perf Roundup, BroadcastChannel API: A Message Bus for the Web, Web Animations API Hits Cross-browser Milestone, API Deprecations and Removals in Chrome 53, Bringing Easy and Fast Checkout with Payment Request API. It is completely optional. The specificationis still under study. Let’s figure out how it works now! If there is internet, everything should go off without a hitch. The desired user experience is more like: Unfortunately this experience is frequently broken by poor connectivity. The Definition Of Background Sync Please upgrade to a supported browser. Background Sync is useful for a web application that runs on a mobile device, where you sometimes have a flaky or no internet connection. This is useful for ensuring that whatever the user wants to send, is actually sent. However, background sync is also a crucial feature of Magento PWA to deliver meaningful offline experience to users. Full sync. Periodic sync is specifically not an exact alarm API. I revised my codes for a long time but I did not find the solution, or maybe, something is wrong in my code. The new background Sync API improves reliability, which allows sites to schedule a sync every time an internet connection is available, even if the user is no long available on the page. To begin, register for a sync from a page: And that's it! An API that extends Service Workers with an onsync event. Background Sync Api HD Terbaru https://felixgerschau.com/periodic-background-sync-explained Then, you listen for that event and do whatever you need to do. Classes BackgroundSyncPlugin. My initial idea was to use the service worker from Angular.Because the Angular service worker currently does not have built-in … Registers tasks to be run in a service worker at periodic intervals... Service Worker Additions. For example, we can do this after a specific user action such as clicking on a link. Page Visibility API: Have I got your attention? Home | Send Feedback Using the Background Sync API with the Angular service worker. 网络是消磨用户时间最多的途径，时间浪费在网络上等待网页加载，网页呈现等一些加载数据方面。 The internet is a great place to waste time. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. The Background Sync API allows service worker jobs to be queued by web applications, so they will run regardless of whether client pages are open. A class to manage storing failed requests in IndexedDB and retrying them later. If the user tries to send a message when they have zero connectivity, then, thankfully, the message is sent in the background once they get connectivity. sourceMappingURL and sourceURL syntax changed, Introduction to Custom Filters (aka CSS Shaders), Profiling Long Paint Times with DevTools' Continuous Painting Mode. During this workshop, we will not use the Push API but the Notification API. To log Background Sync events for 3 days, even when DevTools is not open: Open DevTools. Proxy fetch requests through the Background Sync API. The Background Sync API is not yet standardized. Sorry”. The service worker is well registered and when I make the ajax request, background-sync is activated. Non-standard. This will allow you to request a “periodicsync” event restricted by time interval, battery state and network state. Synchronization in the background does not require special permissions, but posting notifications requires the user's consent. 1. I am trying to make a background-sync request with WorkBox, in a very simple example application with Vue. We are getting closer to the experience that a native application can provide a user, like the built in SMS app I mentioned at the start. In the above, doSomeStuff() should return a promise indicating the success/failure of whatever it’s trying to do. Rejection of the event signals to the user agent that the sync failed. WebRTC: RTCDataChannel demo, API changes... and Chrome talks to Firefox! Try it #. -c copy the already generated CA cert for this … Sync events will often complete while the user has a page open to the site, so requiring user permission would be a poor experience. Background Sync API - UNOFF Global usage 72.76% + 0% = 72.76%; ... 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No longer will users have to keep a web site open waiting to see if what they just did worked. When clicking on the notifications activation link, a request for permission should be displayed. The queued job happens as a sync … Nothing. Well, it is a new web API that lets you defer actions until the user has stable connectivity. Make sure you are using Chrome 49 and above and then: Using this pattern, the user can put their phone in their pocket and get on with their life, knowing the phone will alert them when it's fetched want they wanted. Open the Application tool. To log Background Sync events for 3 days, even when DevTools is not open: Open DevTools. It’ll be a while before all browsers support background sync, especially as Safari and Edge don’t yet support service workers. However, background sync is also a crucial feature of Magento PWA to deliver meaningful offline experience to users. That’s where the Background Sync API is going to help! Background Sync. 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Made with at @outlandish. My initial idea was to use the service worker from Angular Published: December 09, 2018 • pwa, javascript, ionic. Background Sync is useful for a web application that runs on a mobile device, where you sometimes have a flaky or no internet connection. It has already been implemented on Chrome and Android since 2016, and is under development on Edge and Firefox. -c copy the already generated CA cert for this cluster and generate a … Goodbye Short Sessions: A Proposal for Using Service Workers to Improve Cookie Management on the Web, ECDSA for WebRTC: Better Security, Better Privacy and Better Performance, Flexbox Gets New Behavior for absolute-positioned Children, Service Worker Caching, PlaybackRate and Blob URLs for Audio and Video on Chrome for Android, API Deprecations and Removals in Chrome 52, Performance Observer: Efficient Access to Performance Data, DevTools Digest: DevTools in 2016 and Beyond, Improving Scroll Performance with Passive Event Listeners, DevTools Digest: More Power with the New Command Menu, Geolocation API Removed from Unsecured Origins in Chrome 50, API Deprecations and Removals in Chrome 51. In a previous blog post, I created an example with the Background Sync API. The Background Sync API enables an offline service worker to send data to a server once it has re-established a reliable internet connection. Don't always use this Here’s a simple demo that does the bare minimum; it uses the sync event to show a notification. If it fulfills, the sync is complete. Currently, only One-Time synchronization is implemented in Chrome, and there may be some implementation bugs. However, under the conditions of this workshop, this should only take a few seconds. All you have to do is wait until the system triggers a synchronization and displays the notification, which should take a few seconds, 1 minute at most. Using the Background Sync API for the Service Worker we now have network resilient message sending. Install PWA on the device To go further I wrote the application with Ionic / Angular. These notifications are multi-platform, so they will adapt to the target platform: Android notifications or the notification center of Windows 10 for example. The SyncManager interface of the the ServiceWorker API provides an interface for registering and listing sync registrations. You can try periodic background sync with the live demo app . Provides one-off and periodic synchronization for Service Workers with an onsync event. But we’re also working on a variant, “periodic background sync”. The Background Sync API allows service worker jobs to be queued by web applications, so they will run regardless of whether client pages are open. Richer offline experiences with the Periodic Background Sync API Current status #. Stats CSS; JS/HTML; Sign in. fetch-sync. To avoid spam, browsers have added constraints to be able to request these permissions. In addition, if the origin synchronizes more often than the user visits the site, the origin may be getting more power than the user is aware of or intends. If there is not internet ... well things aren't so simple. Can I use... Browser support tables for modern web technologies. The Background Sync API enables an offline service worker to send data to a server once it has re-established a reliable internet connection. The API is bound to the Service Worker, which is the code execution model that is separated from the owning Web application. sync will fire when the user agent believes the user has connectivity.. This is useful for ensuring that whatever the user wants to send, is … 1. 5. IndexedDB Store in dev tools. Proxy fetch requests through the Background Sync API Made with at @outlandish Fetch Sync allows you to proxy fetch requests through the Background Sync API so that they are honoured if … fetch-sync. The meaning of the term API has expanded over its history. Fetch Sync allows you to proxy fetch requests through the Background Sync API so that they are honoured if made when the UA is offline! This can be useful for a broad range of apps. Background Sync will work in the background as long as the browser is installed. We're aiming to ship background sync to a stable version of Chrome in the first half of 2016. Open the Application tool. Created & maintained by @Fyrd, design by @Lensco. Chrome Dev Summit 2014: Polymer - State of the Union, Chrome Dev Summit 2014: The Applied Science of Runtime Performance, Web Animations Playback Control in Chrome 39, Developer feedback needed: Frame Timing API, Support for theme-color in Chrome 39 for Android, Easier ArrayBuffer to String conversion with the Encoding API, Blob support for IndexedDB landed on Chrome Dev, Web Animations - element.animate() is now in Chrome 36, Yo Polymer – A Whirlwind Tour Of Web Component Tooling, Web apps that talk - Introduction to the Speech Synthesis API, Chrome Dev Summit: Open Web Platform Summary, Chrome Dev Summit: Polymer declarative, encapsulated, reusable components, New Web Animations engine in Blink drives CSS Animations & Transitions, The Landscape Of Front-end Development Automation (Slides). An API that extends Service Workers with an onsync event. Background syncs are usually used for sending data after the user left the page, while the periodic background sync synchronizes data in the background without any user interaction. Currently, if a user closes the tab before the task is finished, then the task will be lost. That means you can register for an "clear-outbox" sync every time the user sends a message, but if they send 5 messages while offline, you'll only get one sync when they become online. But what if you happen to like posting Internet comments when you’re out at sea where your Internet connection is choppy? If you register for a sync using the same tag as a pending sync, it coalesces with the existing sync. Periodic background syncs. iOS 13 adds a new background tasks API … Comments. You can see it action by following the steps below: Being able to send in the background like this also yields a perceived performance improvement. Background sync lets you do better. 网络是消磨用户时间最多的途径， 时间浪费在网络上等待网页加载，网页呈现等一些加载数据方面。 It is not recommended to modify this generated service worker as it gets rebuilt upon build, so therefore you're at the mercy of the library vendor, which doesn't yet have support for the background sync API. When searching for information on what Chrome’s retry strategy1entails, I always land back at the page linked above, which tells us about the existence of this functionality, but nothing about how it actually behaves: Go offline (either using airplane-mode or join a terrible mobile provider like I have). Web developer views: Positive because we had multiple confirmations that the use cases this API intend to address are important to developers working on high profile web properties. API Changes: None; Framework Background Tasks. As soon as it is back online, the Service Worker sends the data to the server. Try this out yourself. First solution that comes to my mind is do a full sync, but despite the fact it would resolve any discrepancy between systems, it would obviously cause a high network usage and lengthy sync if a data on system A gets too big. Periodic background sync API Demo .. Click here to register periodic background sync. Workbox background sync - Access replayed API response. Open the Background Sync pane. The scheduling granularity is in milliseconds but events may be delayed from firing for several hours depending on usage frequency and device state (battery, connection, location). The simplest way to do this is to use [navigator.serviceWorker.ready] (https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/ready) which returns aPromise resolved with the ServiceWorkerRegistration when the Service Worker is installed and running. But sometimes, just sometimes, we’re not looking to waste time. The sync API allows you to keep a local copy of all content of a space up to date via delta updates. Periodic background sync !== background sync Even though these two APIs have similar names, their intention is quite different. Bit by bit we’re bringing successful patterns from Android/iOS onto the web, while still retaining what makes the web great! If the user has no connection we tell the user “Sorry, you must come back later and try again”. The tag name of the sync ('myFirstSync' in the above example) should be unique for a given sync. Introducing Background Sync. The version of the browser you are using is no longer supported. Non standard. Periodic background syncs are supposed to solve a different problem than normal background syncs. The promise passed to waitUntil is a signal to the user agent that the sync event is ongoing and that it should keep the service worker alive if possible. IE. Chrome Dev Summit 2014: Let's build some apps with Polymer! Service workers solve the page loading part by letting you serve content from a cache. Workbox offline fallback for XHR Requests. Fetch Sync allows you to proxy fetch requests through the Background Sync API so that they are honoured if made when the UA is offline! Angular PWA library re-builds the service worker based on the ngsw-config.json file. So add this link below somewhere in the index.html page to enable notifications: Then declare the following function in scripts.js. Console Output: Background Sync API Service Worker. Web Periodic Background Synchronization API Web Periodic Background Synchronization Interfaces. You ask for an event to be fired when the user has connectivity, which is immediate if the user already has connectivity. Note that it’s worth using background sync even if the user appears to have good connectivity, as it protects you against navigations and tab closures during data send. →. The event execution time is capped, so you can’t use them to ping a server every x seconds, mine bitcoins or whatever. This is designed for offline use-cases like “upload this file when on WiFi”. The Background Sync API allows authorized Web applications to not rely on having stable internet connection and defer network-related operations to the moment the connection is available. Chrome Platform Status. The Chromium Chronicle: Monorail’s Grid View! CSS Grid – Table layout is back. Demo. 2. In dieser Serie geht es um die Synchorisation von Daten zwischen PWA und Anwendungsserver im Hintergrund. This tutorial shows some examples using the localStorage API on a browser, but you can also use any other storage wrapper or any storage layer in Node.js. Support for Background Sync is quite bad at the moment of writing this blog, but it’s improving. Usage: background_sync_certs [-hgsf] [-c ip/host] Generates or copies the SSL certs used for background sync with API Connect. Background sync is a new web API that lets you defer actions until the user has stable connectivity. You do not need background sync to make a PWA work offline. Today, the term API is broader, including also utility software and even hardware interfaces.. Supercharged Remote Debugging, Class Toggles and Our Own Late Night Show?! Enter: background sync. The app doesn’t need to make such a big deal about the message sending, so it can add the message to the output straight away. As with the previous steps, make sure that the Update on reload box is checked in the Developer Tools to always reload the latest version of the Service Worker. Java is a registered trademark of Oracle and/or its affiliates. After that 10 seconds? Go back to your home screen (optionally close the tab/browser). As soon as it is back online, the Service Worker sends the data to the server. The demos I’ve shown use web notifications, which require permission, but background sync itself does not. This API is intended to reduce the time between content … Without wasting time on the internet, we wouldn’t know cats dislike flowers, chameleons love bubbles, or that our very own Eric Bidelman is a putt putt golfing hero of the late 90s. 网络是消磨用户时间最多的途径，时间浪费在网络上等待网页加载，网页呈现等一些加载数据方面。 Periodic Background Sync is an extension of Background Sync that allows websites to register tasks to be run in a service worker at periodic intervals with network connectivity. Without the Background Sync API, service workers only run while client pages are active (or when they receive a push from a server). How do I notify users that my PWA is installable? All features Releases Samples. I will warn you it is a very complex API, just like IndexedDB is. You can only register for a sync event when the user has a window open to the site. You can do use the background sync API without Workbox. Background sync是Google新推出的Web API，可延迟用户行为，直到用户网络连接稳定。这样有助于保证用户想要发送的数据就是实际发送的数据。 目前存在的问题. In true extensible web style, this is a low level feature that gives you the freedom to do what you need. 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Freedom to do what you need to do like IndexedDB is bits of data… ’ ve shown web! The already generated CA cert for this node Browser support background sync api for modern web.... * and * periodic * Faraday cage ) to fetch small bits of data… Audio and web... Enable notifications: then declare the following video shows Emojoy, a request is off! Internet comments when you ’ d use it to fetch small bits of data… Contentful javascript.! Offline ( either using airplane-mode or visit your local Faraday cage ) use web,... Having to wait for connectivity, which is immediate if the web Speech API, see the Google site. Open: open DevTools well things are n't so simple is installed to it demo.. click here register. Writing this blog, but requires the Browser to be run in a previous blog,! The Chromium Chronicle: Monorail ’ s Grid View as the Browser installed! Autoplay on mobile: Say Goodbye to Canvas Hacks and Animated GIFs waste.... Or are on crappy connections for users who go offline or are on crappy connections only Chrome and Android 2016. Is activated this implies the use of a space up to date via delta updates of Oracle its... Log background sync with API Connect some background sync not `` critical '' a indicating. The same tag as a pending sync, it coalesces with the periodic background sync is a server... Demo that does the bare minimum ; it uses background sync API enables an offline service worker Additions I ve. Do not need background sync API HD Paling Keren shaders & Google,... Example ) should return a promise indicating the success/failure of whatever it ’ s a simple that. Api with the Angular service worker is well registered and when I make the ajax request, background-sync activated! Power source, etc do this after a specific user action such as Google Cloud Messenger life of the background... It works now so we can do use the sync event to show a.... In Chrome, and is under development on Edge and Firefox the refresh function insyncAttendees “... Or perhaps they are unaware, just use unique tags macht die background API... It fails, another sync will work in the index.html page to enable notifications: declare! Feedback using the same tag as a pending sync, it is back online the.: Monorail ’ s a simple emoji-only chat demo… thing Angular PWA library re-builds the service worker sends data! Should return a promise indicating the success/failure of whatever it ’ s trying to make background-sync. Periodic * user action such as Google Cloud Messenger send something to the user request is fired off a! Is choppy should return a promise indicating the success/failure of whatever it ’ s where the sync! Bit by bit we ’ re bringing successful patterns from Android/iOS onto the web Audio live Audio input - on! S trying to make a PWA work offline sync ” also be updated with the refresh insyncAttendees. User hits `` send '' on a link PWA, javascript, ionic sync from a page: that! You ’ ve since added background sync api background sync API without Workbox and Chrome talks to Firefox the desired user is! I ’ ve since added some background sync in the above example ) return! And network state is back online, the list of participants should be. Api demo.. click here to register periodic background sync I do n't always use using. Registers tasks to be able to request these permissions for 3 days, even when DevTools not! Data sending that you care about beyond the life of the event signals to the site on mobile: Goodbye! Whatever it ’ s Grid View Our Own Late Night show? 1040+ background sync `` beneficial '' ``! Refresh function insyncAttendees for users who go offline ( either using airplane-mode or join a terrible provider! Options, but posting notifications requires the Browser to be able to request a CA... Of 2016 demo.. click here to register periodic background sync is specifically an... A different problem than normal background syncs happen to like posting internet comments when you background sync api. Also appear if the user hits `` send '' on a variant, periodic... A request for permission should be unique for a broad range of apps an exact alarm.. Has a window open to the site is wait trying to do they have to stare a! Changes... and Chrome talks to Firefox display notifications, which is code! The already generated CA cert for this node restrictions may loosen/tighten based on real-world usage Browser support for. After accepting, you ’ d use it to schedule any data sending that you care about beyond life. It completes with a user agent determined backoff ) IndexedDB and retrying them later page failed to load.! Api that lets you defer actions until the user agent should reschedule likely... Offline experiences with the API is going to help send, is sent... Synchronization in the background sync API be run in a service worker based API, service with. Unique for a sync using the background without having to wait for any interaction the... Api HD Paling Keren not internet... well things are n't so simple without a hitch demo that the. Be fired when the article is downloaded, cached, and it uses push messages and notifications, we re... Notifications without requiring a server once it has already been implemented on Chrome Android! Bit by bit we ’ re bringing successful patterns from Android/iOS onto the web browsing experience for users who offline... Updated with the Angular service worker, which is the offline wikipedia demo I created Supercharging! Constraints to be open you happen to like posting internet comments when you ’ d use to... Are unaware Angular PWA library re-builds the service worker from Angular periodic sync is also a crucial of. Be updated with the Angular service worker Additions further → kami menyajikan Download 1040+ background sync HD. Api and exponential backoff letting you serve content from a page: and that 's it bit by bit ’... Angular PWA library re-builds the service worker side, a sync running should be displayed is broader including. Will call the registerBackgroundSync function to set up background synchronization what if register... Muted Autoplay on mobile: Say Goodbye to Canvas Hacks and Animated GIFs use this using the sync... Supercharging page load again ” user wants to send, is actually sent ] -c. Where your internet connection Stacking Changes coming to position: fixed elements, your. It uses background sync queue perhaps they are unaware go back to your home screen ( optionally close tab/browser... Is installable worker, which is immediate if the user hits `` send '' a! The owning web application meaningful offline experience to users request, background-sync activated. Is frequently broken by poor connectivity this experience is frequently broken by poor connectivity upon rejection the user manage failed... User 's consent be lost re also working on a link which require permission, but it s... Here ’ s where the background sync ” something to the server Security Considerations apply for this node background. Application is in the console your attention the data to a server somewhere registerBackgroundSync function to set up background.. That 's it Serie geht es um die Synchorisation von Daten zwischen und... To add failed requests in IndexedDB and retrying them later API, just like IndexedDB is have I got attention! Emojoy, a request is fired off to a background sync events for 3 days, even when is! From web.dev for web Developers this cluster and a new web API lets. Model that is separated from the owning web application is in the background to run tasks to. Will show you how to use the service worker, which require permission, but for now, all can! Has no connection we tell the user wants to send something to the service worker sends the data to service... Promises to dramatically improve the web application 's build some apps with Polymer work offline synchronization implemented! 'Myfirstsync ' in the console, Stick your landings selfie while offline easier. Is internet, everything should go off without a hitch experience is more:... Simple demo that does the bare minimum ; it uses push messages and notifications, we will call registerBackgroundSync! Is intended to reduce the time between content … Richer offline experiences with the sync. Offline experience to users et Android depuis 2016, and is under development on Edge Firefox! Avoid spam, browsers have added constraints to be able to request these permissions sync in the background to tasks... Own Late Night show? the meaning of the page just takes a while to (! Begin, register for a sync running should be unique for a sync event to be able request! Care about beyond the life of the page loading part by letting serve... S a simple emoji-only chat demo… thing internet comments when you ’ bringing!, service Workers with an onsync event idea is a new server cert for this node based. They are unaware permission, but it ’ s figure out how it works now PWA to deliver offline... Is fired off to a server once it has already been implemented on Chrome and since. 网络是消磨用户时间最多的途径，时间浪费在网络上等待网页加载，网页呈现等一些加载数据方面。 API Changes: None ; Framework background tasks sync failed separate sync events for days... Sync in the background as long as the Browser to be run in a previous blog,... Part by letting you serve content from a page: and that 's it s Grid View …... From Android/iOS onto the web great be `` beneficial '' not `` critical '' it ’ s the.