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How do you detect the clearing of a “search” HTML5 input?

...Javascript or jQuery other than, say, detecting when the box is clicked at all or doing some sort of location click-detecting (x-position/y-position)? ...
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Is there a way to make git pull automatically update submodules?

Is there a way to automatically have git submodule update (or preferably git submodule update --init called whenever git pull is done? ...
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How exactly do Django content types work?

I'm really having a difficult time grasping the concept of Django's content types. It feels very hackish and, ultimately, against how Python tends to do things. That being said, if I'm going to use Django then I have to work within the confines of the framework. ...
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How does push notification technology work on Android?

...itiated by the Google Play application. That's why Google Play must be installed on the device for making Google Cloud Messaging (GCM) (formerly Android Cloud to Device Messaging Service - C2DM) work. When this TCP client socket receives some message, the message contains information such as the pa...
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Prevent users from submitting a form by hitting Enter

...be some issues with the users hitting enter (I don't know why) and accidentally submitting the survey (form) without clicking the submit button. Is there a way to prevent this? ...
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Angular js init ng-model from default values

...If fact, if you can get away from having your server render HTML entirely, all the better. Ideally, you want to send out your Angular HTML templates, then pull down your values via $http in JSON and put them in your scope. So if at all possible, do this: app.controller('MyController', function($s...
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Cross Domain Form POSTing

I've seen articles and posts all over (including SO) on this topic, and the prevailing commentary is that same-origin policy prevents a form POST across domains. The only place I've seen someone suggest that same-origin policy does not apply to form posts, is here . ...
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Design Pattern for Undo Engine

...this. Every user-action that's undoable gets its own command instance with all the information to execute the action and roll it back. You can then maintain a list of all the commands that have been executed and you can roll them back one by one. ...
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In mocha testing while calling asynchronous function how to avoid the timeout Error: timeout of 2000

In my node application I'm using mocha to test my code. While calling many asynchronous functions using mocha, I'm getting timeout error ( Error: timeout of 2000ms exceeded. ). How can I resolve this? ...
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Surrogate vs. natural/business keys [closed]

...er question is what to use for a logical primary key. They are both essentially just non-null unique index constraints. – dkretz Feb 12 '09 at 22:11 1 ...