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How to tell if UIViewController's view is visible
I have a tab bar application, with many views. Is there a way to know if a particular UIViewController is currently visible from within the UIViewController ? (looking for a property)
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Crontab - Run in directory
...om a particular directory so it can find all the files it needs, since the application has a bunch of relative paths.
1 Ans...
:active pseudo-class doesn't work in mobile safari
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<body ontouchstart="">
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</body>
Applied just once, as opposed to every button element seemed to fix all buttons on the page. Alternatively you could use this small JS library called 'Fastclick'. It speed up click events on touch devices and takes care of th...
Is there a JSON equivalent of XQuery/XPath?
... of data querying
tools including filtering, recursive search, sorting, mapping, range
selection, and flexible expressions with wildcard string comparisons
and various operators.
JSONselect has another point of view on the question (CSS selector-like, rather than XPath) and has a JavaScript ...
iPhone Simulator suddenly started running very slow
I have been working on an app in iphone simulator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully.
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How to set a timer in android
...u want to user the Alarm Manager ( developer.android.com/reference/android/app/AlarmManager.html ) for running tasks far in the future.
– Kurtis Nusbaum
Oct 15 '11 at 4:16
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Remove all subviews?
When my app gets back to its root view controller, in the viewDidAppear: method I need to remove all subviews.
15 Answers...
Keyboard shortcut to comment lines in Sublime Text 3
... I fixed this by going System Preferences, Keyboard, then Shortcuts. Under App Shortcuts, disable Show Help menu which was bound to CMD+SHIFT+7.
My keyboard layout is Norwegian, with English as the OS language.
How to let PHP to create subdomain automatically for each user?
...method to connect to the customers database for a multi-company e-commerce application, but it may work for you as well.
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Styling HTML email for Gmail
... through putsmail. Styles are showing in gmail. I verified Android gmail app and gmail in a Chrome browser. My guess is that the Litmus previews haven't been updated to reflect the change.
– Matthew Johnson
Oct 5 '16 at 18:57
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