A service worker is a type of web worker . It’s essentially a JavaScript file that runs separately from the main browser thread, intercepting network requests, caching or retrieving resources from the cache, and delivering push messages.
Read moreWhere do I put a serviceWorker file?
First, create a blank file called sw. js and place it in the /app folder . The location of the service worker is important! For security reasons, a service worker can only control the pages that are in its same directory or its subdirectories.27 Eyl 2019
Read moreHow do I clear the service Service cache?
Clear the service worker cache Go to Cache Storage in DevTools. In the Application panel, expand Cache Storage. Right-click the cache name and then select Delete.
Read moreWhat is SW js file?
A service worker file is a script that your browser runs in the background, separate from a web page, opening the door to features that don’t need a web page or user interaction . Today, it already includes features like push notifications and background sync.
Read moreHow does Firebase FCM work?
FCM, or Firebase Cloud Messaging works by keeping a connection open towards the Google servers from your phone . This connection listens to messages from Google servers and takes action on your phone when messages are received.
Read moreWhich server does Firebase use?
Firebase includes an easy-to-use hosting service for all of your static files. It serves them from a global CDN with HTTP/2 . And to make your development particularly painless, Firebase hosting utilizes Superstatic, which you can run locally for all of your testing.24 Eki 2016
Read moreWhat protocol does FCM use?
FCM supports HTTP and XMPP protocols that are virtually identical to the GCM server protocols, so you don’t need to update your sending logic for the migration.
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