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How to save picture to iPhone photo library?
...tOrientation)[image imageOrientation] completionBlock:^(NSURL *assetURL, NSError *error){
if (error) {
// TODO: error handling
} else {
// TODO: success handling
}
}];
[library release];
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How to append rows to an R data frame
I have looked around StackOverflow, but I cannot find a solution specific to my problem, which involves appending rows to an R data frame.
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how to permit an array with strong parameters
...s must be at the end of the attributes list, otherwise you'll get a syntax error.)
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Checking network connection
...tp://216.58.192.142', timeout=1)
return True
except urllib2.URLError as err:
return False
Currently, 216.58.192.142 is one of the IP addresses for google.com. Change http://216.58.192.142 to whatever site can be expected to respond quickly.
This fixed IP will not map to goog...
What do I have to do to get Core Data to automatically migrate models?
...mber numberWithBool:YES], NSInferMappingModelAutomaticallyOption, nil];
NSError *error;
_persistentStoreCoordinator = [[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel: [self managedObjectModel]];
if (![_persistentStoreCoordinator addPersistentStoreWithType:NSSQLiteStoreType configu...
Convert Django Model object to dict with all of the fields intact
...n my answer
– Zags
May 31 '18 at 21:05
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How to write file if parent folder doesn't exist?
...already exists!
return curDir;
}
// To avoid `EISDIR` error on Mac and `EACCES`-->`ENOENT` and `EPERM` on Windows.
if (err.code === 'ENOENT') { // Throw the original parentDir error on curDir `ENOENT` failure.
throw new Error(`EACCES: permission denied, mkdir '$...
Add spaces before Capital Letters
...artin Brown
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How to find indices of all occurrences of one string in another in JavaScript?
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answered Aug 4 '10 at 23:05
Tim DownTim Down
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Execute code when Django starts ONCE only?
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edited Sep 15 '17 at 12:05
mb21
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answered Jul...