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 Thursday, October 30 2014 @ 05:27 PM UTC

How to embed an image in application's source code ?

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Objective-CIf you don't want the image to be accessible in the application bundle or if the image has to be in a command line tool (without bundle): how do you embed an image in the source code - kind of static NSData ?
 
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Disabling screen saver

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Objective-CHow to simulate user activity so that screen saver or energy saver doen't stop a length background task without user activity ?
 
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Examining the call stack

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Objective-CHow can I exam the call stack programatically to find out which object's method called another method?
 
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How to open the CD tray programmatically ?

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Objective-CHow can I open the CD Tray with cocoa / objective-c. I would like to recreate the functionality of the iTunes eject button.
 
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How to tint an image ?

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Objective-CI'm working on a project that needs to take a bitmap image provided by the user and transform it so that it will print with a single color specified by the user.
 
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Is there a regular expression class for Objective C?

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Objective-CDoes anyone know about a regular expression class for use from Objective-C?
 
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Random numbers

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Objective-CHow do I get evenly distributed numbers between 0 and 1 in Objective-C? The built-in random() function delivers the same number everytime you start your application. A fine example to such a random number generator would be JavaSript's Math.Random(), but I don't know how that works sincerely Mads E.
 
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How to make bitmaps at 300 dpi ?

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Objective-CI am trying to get a bitmap preview of a vector based file, but I always get a bitmap @ 72 dpi, how to do to get an image at a higher resolution ?
 
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How to get a list of the methods from an object?

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Objective-CI need the names and argument lists of of some methods of a specific class…
 
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What's this about SEL and @selector?

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Objective-CSEL is the data type for storing a shorthand notation of a method's name. @selector() is a pseudo-function you can use to get a SEL from a method name. Together, they let you do the equivalent of calling a function via a function pointer, but for a method of an object.
 
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