Windows Store App background tasks

Quick Start

http://msdn.microsoft.com/en-us/library/windows/apps/Hh977045.aspx

Win Store Apps local application data

IndexedDB:

http://stephenwalther.com/archive/2012/07/10/creating-an-indexeddbdatasource-for-winjs.aspx

Quick start:

http://msdn.microsoft.com/en-us/library/windows/apps/hh465118.aspx

Windows.Storage.ApplicationData

Windows.Storage.ApplicationData.current.localSettings.values[key] = myVal;

http://msdn.microsoft.com/library/windows/apps/BR241587

WinJS.Application.local

http://msdn.microsoft.com/en-us/library/windows/apps/xaml/hh700820.aspx

WinJS.Application.rooming

http://msdn.microsoft.com/en-us/library/windows/apps/xaml/hh701151.aspx