How would you emulate a memory mapped file in FirefoxOS, Tizen or any other mobile pure-JS solution?  The use case is for a mobile browser and you need lots of data which does not fit in the RAM or you don't want to waste RAM for it yet and prefe...
I want to build and application through which an user can input some settings and the application will start a background service to perform some tasks based on those settings.  I want to run the application and the background service only in the Sim...
There is a library for create a simple file picker that not use an app on the phone? For example if i want get a file like doc or txt it's impossible use an app with the MozActivity so it's needed a custom way. For example in my app https://g...
My question regards the Apps CSP https://developer.mozilla.org/en-US/Apps/CSP   Here it says that all the remote script, inline script, javascript URIs, and other security issues won't work on a Firefox OS app.  So, I tried to download a script t...
I got this error in console.  Content Security Policy: The page's settings blocked the loading of a resource at self ("script-src app://fa91d835-176d-4fe7-bd06-fe7f57f11b68").  I tried to create a firefox ajax app to retrieve some data fr...
Hi i want to know that is there any activity from where i can fill the email activity and start it from my program.. like this......
I want to capture voice at interval and play it in a audio tag.   https://hacks.mozilla.org/2014/06/easy-audio-capture-with-the-mediarecorder-api/  this link of dictaphone sample is a good site for this. Here used   record.onclick = function() {   me...
I'm developing a Firefox OS client for ownCloud. When I try to login and send the user credentials to the server, I need to obtain in response the cookie that I will use to authenticate in ownCloud in each request.   My problem is that as I’ve...
I am facing a difficult situation here. I am building an Open Web App that display Tweets. If any of these tweets contains an URL to an image, we display the image with an image tag. I want to give the user the option to save this image to his album...
I'd like to write a simple application for FirefoxOS that send an email to some address every, say, 5 hours. How can I do that? Some folks pointed me to use the Alarm API but I can't figure out how to use them to accomplish that task....

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