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How Do I Take a Screen Shot of a UIView?

...ntext is more a method you would override... Note that it may not work in all views, specifically a year or so ago when I tried to use this with the live camera view it did not work. share | improv...
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Resize UIImage by keeping Aspect ratio and width

...orrect. – Maverick1st Feb 23 '15 at 16:40 12 Great answer, thanks. One more thing: if you experie...
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MySQL pagination without double-querying?

... help a lot. The other way is to use SQL_CALC_FOUND_ROWS clause and then call SELECT FOUND_ROWS(). apart from the fact you have to put the FOUND_ROWS() call afterwards, there is a problem with this: There is a bug in MySQL that this tickles that affects ORDER BY queries making it much slower on lar...
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What is the difference between GitHub and gist?

... A repository is for user-created files. A gist is for a piece of code (usually unconnected to other code), like for discussing or giving examples. – Kerrek SB Jul 3 '13 at 8:01 19...
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How do I launch the Android emulator from the command line?

...h it, but you don't have any AVDs created and have to use command line for all the actions. You have to do the following. Create a new virtual device (AVD) for the platform you need. If you have to use command line for creating your AVD, you can call android create avd -n <name> -t <targe...
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django-debug-toolbar not showing up

... to settings.py: def show_toolbar(request): return True SHOW_TOOLBAR_CALLBACK = show_toolbar That will effectively remove all checks by debug toolbar to determine if it should or should not load itself; it will always just load. Only leave that in for testing purposes, if you forget and launc...
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Find difference between timestamps in seconds in PostgreSQL

... answered Apr 16 at 16:41 tausiftausif 33211 gold badge33 silver badges1111 bronze badges ...
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What are carriage return, linefeed, and form feed?

...as section separators. (It's uncommonly used in source code to divide logically independent functions or groups of functions.) Text editors can use this character when you "insert a page break". This is commonly escaped as \f, abbreviated FF, and has ASCII value 12 or 0x0C. As control character...
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Easiest way to toggle 2 classes in jQuery

... | edited May 9 '16 at 14:36 answered Aug 9 '11 at 19:50 ...
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jQuery .on function for future elements, as .live is deprecated [duplicate]

... click event of future <div> elements, that don't exist yet. Normally, I would use jQuery's .live function to handle this, but it seems that it is now deprecated in favor of .on . ...