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iPhone: Detecting user inactivity/idle time since last screen touch

... Here's the answer I had been looking for: Have your application delegate subclass UIApplication. In the implementation file, override the sendEvent: method like so: - (void)sendEvent:(UIEvent *)event { [super sendEvent:event]; // Only want to reset the timer on a Beg...
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How to create Android Facebook Key Hash?

...and copy it into the android key hash field inside the preferences of your app on facebook. To get there, go to developers.facebook.com/apps, select your app, go to Edit settings and scroll down. After that, wait a few minutes until the changes take effect. ...
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Check to see if python script is running

I have a python daemon running as a part of my web app/ How can I quickly check (using python) if my daemon is running and, if not, launch it? ...
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Exclude all transitive dependencies of a single dependency

...in the exclusion element. I have a multi-module project that contains an "app" module that is referenced in two WAR-packaged modules. One of those WAR-packaged modules really only needs the domain classes (and I haven't separated them out of the app module yet). I found this to work: <dependenc...
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CSS styling in Django forms

.../" method="post"> {{ form.non_field_errors }} <div class="fieldWrapper"> {{ form.subject.errors }} {{ form.subject.label_tag }} {{ form.subject }} <span class="helptext">{{ form.subject.help_text }}</span> </div> </form> form.subject is an ins...
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Android ViewPager - Show preview of page on left and right

...dView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="match_parent" <-- this! app:cardCornerRadius="8dp" app:cardUseCompatPadding="true"> <andro...
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WebApi's {“message”:“an error has occurred”} on IIS7, not in IIS Express

... This is the best approach, gives enough info on such a generic method. – DanielV Sep 19 '16 at 12:40 ...
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Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes

...key to Heroku heroku keys:add Select a created key from a list Go to your app directory, write some beautiful code Init a git repo git init git add . git commit -m 'chore(release): v0.0.1 Create Heroku application heroku create Deploy your app git push heroku master Open your app heroku open ...
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How to access and test an internal (non-exports) function in a node.js module?

...s my code for accessing an unexported function and testing it using Mocha. application.js: function logMongoError(){ console.error('MongoDB Connection Error. Please make sure that MongoDB is running.'); } test.js: var rewire = require('rewire'); var chai = require('chai'); var should = chai.shoul...
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How to create a directory using nerdtree

...package) into the .vim dir ,or when you press 'm' there would be an error happen. Thanks for Housetier's answer – guosheng1987 Jul 27 '12 at 3:08 1 ...