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Everyone's Recent Objective C Snippets Tagged osx

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Bring an application to front to gain focus.
1 728 posted 12 years ago by mirage3d
Cocoa provides NSTask to run subprocesses. It can be used to run shell scripts, but all this manual pipe and file handling is a bit cumbersome. Fortunately, for a simple script, we can use the trusty old system and redirect its result to a file.
0 813 posted 12 years ago by zingo
Do you need you app to do something when it is first run on a certain computer? Do you need to know if it has been run before? Enter the following code into your Application Delegate. This code creates a BOOL that is created when the app is run. T...
0 856 posted 12 years ago by zingo
Drawing scaled rectangles of arbitrary width and height that keeps the corner and sides properly scaled while growing the center.
1 834 posted 13 years ago by zingo
Remove all the keys of the application’s preferences file from ~/Library/Preferences with Cocoa’s NSUserDefaults class.
2 744 posted 15 years ago by zingo
Using a gcc predefined macro, __DATE__, the code can know for itself when it was compiled, and build in an expiration date based on that value. The former code (http://snipplr.com/view/3448/kill-app-after-expire-date/) was not internationalised an...
5 873 posted 15 years ago by zingo
This can be used to test FS type.
1 766 posted 15 years ago by zingo
0 835 posted 16 years ago by zingo
Macro to give an asl_log-like NSLog.
2 923 posted 16 years ago by zingo
4 742 posted 16 years ago by zingo
A database table is basically an array of dictionary objects. As long as all the fields are valid property list types, you can loop through the array creating a managed object for each dictionary and setting the values. If you have an array con...
2 725 posted 16 years ago by zingo
Prints content from an NSError or NSArray content from a managedObjectContext.
0 737 posted 16 years ago by zingo
Using a gcc predefined macro, __DATE__, the code can know for itself when it was compiled, and build in an expiration date based on that value. For a internationalised version see: http://snipplr.com/view/7196/kill-app-after-expire-date-suicidal-c...
1 965 posted 16 years ago by zingo
0 706 posted 17 years ago by tgunr
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