I want to add service worker to my site to offer a good offline experience to my site users. (Site back-end is PHP)  I'm still new to Javascript promises and service workers, but here is what i reached so far :  my index.php page has this script...
I need to clear browser cache when I push an updated javascript file on server. A simple answer would be to use below technique of query string.  <script type="text/javascript" src="/js/myjsfile.js?{my file version}"></script...
To register a service worker, I can call  navigator.serviceWorker.register('/worker.js')   Every time the page loads it checks for an updated version of worker.js. If an update is found, the new worker won't be used until all the page'...
The app I have a web app that currently uses AppCache for offline functionality since users of the system need to create documents offline. The document is first created offline and when internet access is available, the user can click "sync"...
I am using localForage to store some data on a website to make it offline.  I would like to have one key and append to the value / array.  So far I can only figure how to retrieve the entire key/value from storage, then append and set the entire key/...
I have a problem with storing videos in Cache Storage. It works fine if the video has small size, but if its size is about 100MB, I get this error:     DOMException: Entry was not found.   I use the following code:  fetch(videoUrl).then(function(res)...
Browser: Firefox 58.0.2 (64-bit)  I'm trying to write a very simple service worker to cache content for offline mode, following the guidance here and here.  When I load the page the first time, the service worker is installed properly.  I can con...
I am using sw-precache along with sw-toolbox to allow offline browsing of cached pages of an Angular app.  The app is served through a node express server.   One problem we ran into is that the index.html sometimes doesn't seem to be updated in t...
I have the following:  var express = require('express'),     app = express.createServer();  app.get("/offline.manifest", function(req, res){   res.contentType("text/cache-manifest");   res.end("CACHE MANIFEST"); });  a...
Hi I'm designed a web app to be used offline at my company. People will be walking around the warehouse with iPads offline enter some pretty simple form data, usually 15-20 char id codes and quantities associated with them. What is a good way to...

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