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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]

I am developing a mobile web application (for iPhone & Android) with a local database (using html5 webstorage) so my app is still usable when the user is offline. ...
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What is simplest way to read a file into String? [duplicate]

...call to next(). There is a constructor that takes a File and a String charSetName (among many other overloads). These two constructor may throw FileNotFoundException, but like all Scanner methods, no IOException can be thrown beyond these constructors. You can query the Scanner itself through the ...
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Checking if a blob exists in Azure Storage

...ust want to find out if a blob (with a name I've defined) exists in a particular container. I'll be downloading it if it does exist, and if it doesn't then I'll do something else. ...
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Adding a column to an existing table in a Rails migration

I have a Users model which needs an :email column (I forgot to add that column during the initial scaffold). 11 Answers...
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How to do multiple arguments to map function where one remains the same in python?

Lets say we have a function add as follows 15 Answers 15 ...
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Unit Testing: DateTime.Now

...eProvider Current { get { return TimeProvider.current; } set { if (value == null) { throw new ArgumentNullException("value"); } TimeProvider.current = value; } } public abstract DateTime UtcNow { get;...
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Fluid width with equally spaced DIVs

...to the calc() function, media queries are necessary. The basic idea is to set up a media query for each #columns states, where I then use calc() to work out the margin-right on each of the elements (except the ones in the last column). This sounds like a lot of work, but if you're using LESS or SA...
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Is there a way to programmatically scroll a scroll view to a specific edit text?

I have a very long activity with a scrollview. It is a form with various fields that the user must fill in. I have a checkbox half way down my form, and when the user checks it I want to scroll to a specific part of the view. Is there any way to scroll to an EditText object (or any other view object...
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How to monitor network calls made from iOS Simulator

...sure how you would convince the simulator to talk to it. You might have to set the proxy on your local Mac to your instance of a proxy server in order for it to intercept, since the simulator will make use of your local Mac's environment. The best solution for packet sniffing (though it only works ...
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ASP.NET MVC framework 4.5 CSS bundle does not work on the hosting

I am runing an App on app harbor written in MVC4. 11 Answers 11 ...