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3
votes
4answers
207 views

How to implement simple secure client side encryption

I know these sorts of questions come up, but I couldn't find a simple answer, most of the answers are "don't do that" For play, I built myself a webapp, it uses sjcl to encrypt and decrypt notes on ...
1
vote
1answer
76 views

How do browsers handle URLs in HTML5 offline mode?

I just read the de facto standard for HTML5 offline/localStorage. It has me curious: if I build my web app to work regardless of whether or not there's an internet connection, and I use HTML5 ...
3
votes
1answer
203 views

Cross browser client side storage

I am developing an angularjs app. The app has to run in current FF, IE, Chrome and on iOS/Android via Phonegap. I am looking for a solution to store data in the client. Phonegap offers a web sql ...
3
votes
1answer
138 views

Caching large amount of ajax returned objects

I'm building an application which fetches large amount of items with ajax requests via other application API. It returns me 6k - 30k js objects which are used multiple times across various application ...
2
votes
1answer
135 views

Under what scenarios will an App's localStorage get cleared?

I am developing an Hybrid android app using HTML5 which will work completely offline. Today morning when I opened the app, I saw that all the data stored in localStorage was cleared. Under what ...
15
votes
4answers
10k views

Why is Web SQL database deprecated?

I am making a hybrid Android app. At first I decided to use localStorage, after spending 2 days, I realized that it is very strange and so dropped it. Then, I picked up indexedDB, after spending ...
0
votes
1answer
155 views

The best approach to building a mobile service that's also available when the connection drops?

Hopefully this question will be a good suit for P.SE since it is a whiteboard-level 'how can this be done' conceptual question. I'm trying to build a product that needs to be available to someone on ...
2
votes
1answer
261 views

How to verify data from localStorage on a server

On my mobile app, I am storing the username of a logged in person, and downloading some data for the given/stored username. When the user checks for updates to his data content on the server, the ...
4
votes
1answer
78 views

How to manage document format changes with local storage?

I'm programming a Javascript application which saves "documents" in localStorage. As the app evolves, naturally there are changes in the document format. I've tried searching but not found anything ...