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Objective-C for Windows
... Objective-C++ with GNUStep a few years ago. However, GNUStep does compile from just about any platform. Cocotron is a very mac-centric project. Although it is probably possible to compile it on other platforms, it comes XCode project files, not makefiles, so you can only compile its frameworks out ...
Proper use of beginBackgroundTaskWithExpirationHandler
... if (completion) {
//run the completion block and remove it from the completion block dictionary
completion();
[self.dictTaskCompletionBlocks removeObjectForKey:[NSNumber numberWithUnsignedLong:_key]];
}
}
@synchronized(self.dictTaskIdentifie...
Android Studio: Android Manifest doesn't exists or has incorrect root tag
...ue for both Android Studio and Intelli J. Sometime when you import project from existing sources it prefer the manifest file inside the generates sources directory.
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logger configuration to log to file and print to stdout
...e done only once near the beginning of the script. You can use the logging from all other places in the codebase later like this:
logging.info('Useful message')
logging.error('Something bad happened')
...
Note: If it doesn't work, someone else has probably already initialized the logging system d...
How to convert CFStringRef to NSString?
How can I get a new NSString from aCFString ?
8 Answers
8
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Can't find the PostgreSQL client library (libpq)
... edited Nov 23 '12 at 5:38
Marc-André Lafortune
70.6k1414 gold badges150150 silver badges162162 bronze badges
answered Sep 21 '11 at 9:44
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Good tool to visualise database schema? [closed]
...
I just got what I needed from sqlfairy. Simple and quick.
– fivedogit
May 21 '15 at 20:37
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Add up a column of numbers at the Unix shell
...
... | paste -sd+ - | bc
is the shortest one I've found (from the UNIX Command Line blog).
Edit: added the - argument for portability, thanks @Dogbert and @Owen.
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Android, getting resource ID from string?
...
How to get an application resource id from the resource name is quite a common and well answered question.
How to get a native Android resource id from the resource name is less well answered.
Here's my solution to get an Android drawable resource by resource na...
Installation Issue with matplotlib Python [duplicate]
...matplotlib/matplotlibrc there and add the following code: backend: TkAgg
From this link you can try different diagrams.
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