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Questions tagged [offlineapps]

An application which functions without being connected to a network or the internet

380 questions
58
votes
1 answer

Timeline for "Device Login" and/or alternatives to offline_access + one time login

I have a small, dinosaur-era command line interface (CLI) app for facebook. There's not a huge user base, but it has its niche. Its most altruistic usage is by those who are partially blind and rely on other text-based command line interfaces. It…
dtompkins
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32
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3 answers

Does Firebase allow an app to start in offline mode?

I'm thinking of using firebase to write a mobile app using PhoneGap and the HTML5 Application Cache. Lets suppose each user has a list of TODO items. If the app is started when the phone is offline, will it be able to load data from the previous…
eug
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28
votes
4 answers

Progressive Web App: How to detect and handle when connection is up again

With a PWA, we can handle when the device connection is down with offline mode. But how do we detect a fixed network connection and automatically reload/re-activate the application?
Hank Phung
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27
votes
5 answers

Cache Manifest Size Limit and Web Apps

I am in the planning phases for writing an application, still choosing the technology that I wish to use to write the app. The initial idea was to write a web-app but this has (had?) the downfall of being unable to be viewed offline. I then…
V.S.
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26
votes
4 answers

Application Cache or Service Workers - which to use in 2016/Q2?

Quick question for discussion really, as I wanted to have input from different people. I am in the process of developing a web page app that must be available offline. Now to do this, as I understand it, you would go about using either the…
Ben Davison
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22
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5 answers

How do I specify a wildcard in the HTML5 cache manifest to load all images in a directory?

I have a lot of images in a folder that are used in the application. When using the cache manifest it would be easier maintenance wise if I could specify a wild card to load all the images or files in a certain directory to be cached. E.g. CACHE…
zuallauz
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18
votes
5 answers

Best practice for on/off line data synchronization using AngularJS and Symfony 2

I'm building a relatively complex and data heavy web application in AngularJS. I'm planning to use php as a RESTful backend (with symfony2 and FOSRESTbundle). I have spent weeks looking around for different solutions to on/off line synchronization…
Kriss
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14
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3 answers

Can I use CouchDB mobile as a replacement for localStorage?

I have an existing web app that runs offline (using HTML5 cache manifest). I am storing data in localStorage. I am going to hit the 5Mb limit for localStorage. Can I use CouchDB as a local db, effectively replacing localStorage with the CouchDB…
Journeyman
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14
votes
3 answers

HTML5 Web DB Security

I'm looking into an offline web app solution using HTML5. The functionality is everything I need BUT the data stored can be directly queried right in the browser and therefore completely unsecure! Is there anyway to encrypt/hide so that the data is…
user317077
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13
votes
2 answers

Syncing PouchDB offline to PostgreSQL

I am trying to make my web application work on offline mode by using pouchDB. but the backend database server i used is PostgreSQL (NoSQL). I couldn't find a way to Sync my PouchDB data to postgreSQL when my app came back to online. Can anyone…
isc
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13
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2 answers

Is there any way to automatically synchronize html5 localstorage between computers

I have a simple offline html5/javascript single-html-file web application that I store in my dropbox. It's a sort of time tracking tool I wrote, and it saves the application data to local storage. Since its for my own use, I like the convenience of…
user364902
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11
votes
5 answers

Is it recommended to use the Web SQL Database for storage on the client side

The use case is to have an application store data on the client side when offline. Is it advisable to use the Web SQL Database (which Chrome and Safari support, not FF though), or wait for the browsers to implement the Indexed Database API?
rnella01
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10
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2 answers

How to embed Wiktionary for offline access in Android App?

I am currently developing an Android app which is a Dictionary, where I am fetching meanings online with Wiktionary API with this: [http://en.wiktionary.org/w/api.php?action=query&prop=revisions&titles=overflow&rvprop=content&format=jsonfm But I…
zackygaurav
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10
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3 answers

How to develop an offline-first native Android app

We are developing a native Android app (iOS and web to follow) where users can collaboratively create an album. We want as seamless as possible experience when device is not able to connect with server. Something like mentioned in this Hoodie blog…
Sangharsh
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9
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1 answer

SERVICE WORKER: The service worker navigation preload request failed with network error: net::ERR_INTERNET_DISCONNECTED in Chrome 89

I have a problem with my Service Worker. I'm currently implementing offline functionality with an offline.html site to be shown in case of network failure. I have implemented Navigation Preloads as described here:…
veduardo
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