2014/10/15 下午 10:03:58

iphone Programming Glossary: arraywithcapacity

NSMutableArray Data Attachement With E-mail Body?

http://stackoverflow.com/questions/10479036/nsmutablearray-data-attachement-with-e-mail-body

UILineBreakModeWordWrap lbl.numberOfLines 50 self.view addSubview lbl NSMutableArray viewArray NSMutableArray arrayWithCapacity 1 viewArray addObject lbl if MFMailComposeViewController canSendMail MFMailComposeViewController mailer MFMailComposeViewController..

Core Data could not fullfil fault for object after obtainPermanantIDs

http://stackoverflow.com/questions/11321717/core-data-could-not-fullfil-fault-for-object-after-obtainpermanantids

NSEntityDescription entity inManagedObjectContext NSManagedObjectContext context NSMutableArray array NSMutableArray arrayWithCapacity count for NSUInteger i 0 i count i array addObject self alloc initWithEntity entity insertIntoManagedObjectContext context..

Saving ALAsset URL in NSUserDefaults

http://stackoverflow.com/questions/11554399/saving-alasset-url-in-nsuserdefaults

the current format you may have to transform it before saving it. void saveMyUrls NSMutableArray urls NSMutableArray arrayWithCapacity self.myUrls.count for NSURL url in self.myUrls urls addObject url absoluteString NSUserDefaults standardUserDefaults setObject.. myUrls void loadUrls NSArray urls NSUserDefaults standardUserDefaults objectForKey @ myUrls self.myUrls NSMutableArray arrayWithCapacity urls.count for NSString urlString in urls self.myUrls addObject NSURL URLWithString urlString NSUserDefaults standardUserDefaults.. you could save the object as a NSDictionary instead e.g. void saveMyUrlsWithLabels NSMutableArray objs NSMutableArray arrayWithCapacity self.myObjects.count for MyObject obj in self.myObjects objs addObject NSDictionary dictionaryWithKeys @ url @ label forObjects..

Objective C release, autorelease, and data types

http://stackoverflow.com/questions/1219575/objective-c-release-autorelease-and-data-types

like this NSMutableArray removals NSMutableArray new but not a similar one NSMutableArray removals NSMutableArray arrayWithCapacity 9 Now the reason one was set up with new is that it could have 0 99 items in it whereas the other one I knew was going to.. at the end of the method or an exception if I did I changed the first array to NSMutableArray removals NSMutableArray arrayWithCapacity 99 and I get no leaks and don't have to release anything. Can anyone explain iphone objective c xcode release retain .. example NSArray myMethod NSArray removals NSArray new ... return removals autorelease When you create the array via arrayWithCapacity you aren't calling one of the special methods so you do not have to release the result. This is probably implemented with..

Sorting 2 NSArrays together side by side

http://stackoverflow.com/questions/12436927/sorting-2-nsarrays-together-side-by-side

@ jumps nil NSArray second NSArray arrayWithObjects @ jack @ loves @ my @ sphinx nil NSMutableArray p NSMutableArray arrayWithCapacity first.count for NSUInteger i 0 i first.count i p addObject NSNumber numberWithInteger i p sortWithOptions 0 usingComparator.. name NSString rhs first objectAtIndex obj2 intValue return lhs compare rhs NSMutableArray sortedFirst NSMutableArray arrayWithCapacity first.count NSMutableArray sortedSecond NSMutableArray arrayWithCapacity first.count p enumerateObjectsUsingBlock ^ id obj.. rhs NSMutableArray sortedFirst NSMutableArray arrayWithCapacity first.count NSMutableArray sortedSecond NSMutableArray arrayWithCapacity first.count p enumerateObjectsUsingBlock ^ id obj NSUInteger idx BOOL stop NSUInteger pos obj intValue sortedFirst addObject..

Get directory contents in date modified order

http://stackoverflow.com/questions/1523793/get-directory-contents-in-date-modified-order

files @ error localizedDescription return sort by creation date NSMutableArray filesAndProperties NSMutableArray arrayWithCapacity filesArray count for NSString file in filesArray NSString filePath iMgr.documentsPath stringByAppendingPathComponent file..

Disadvantage of using NSMutableArray vs NSArray?

http://stackoverflow.com/questions/1746204/disadvantage-of-using-nsmutablearray-vs-nsarray

and you know exactly how many objects you have you would likely get the best performance from NSMutableArray s arrayWithCapacity method and adding objects to it until full so it allocates all the memory at once if it can. Behind the scenes they're secretly..

Fetch Contacts in iOS 7

http://stackoverflow.com/questions/19027118/fetch-contacts-in-ios-7

kABPersonSortByFirstName CFIndex nPeople ABAddressBookGetPersonCount addressBook NSMutableArray items NSMutableArray arrayWithCapacity nPeople for int i 0 i nPeople i ContactsData contacts ContactsData new ABRecordRef person CFArrayGetValueAtIndex allPeople..

iphone, using an array to define in core-plot range

http://stackoverflow.com/questions/3060310/iphone-using-an-array-to-define-in-core-plot-range

@ 15 @ 18 @ 21 @ 0 @ 3 @ 6 @ 9 @ 12 @ 15 nil NSUInteger labelLocation 0 NSMutableArray customLabels NSMutableArray arrayWithCapacity xAxisLabels count for NSNumber tickLocation in customTickLocations CPAxisLabel newLabel CPAxisLabel alloc initWithText..

How to create custom easing function with Core Animation?

http://stackoverflow.com/questions/5161465/how-to-create-custom-easing-function-with-core-animation

time into steps the more steps the smoother the animation NSUInteger steps 100 NSMutableArray values NSMutableArray arrayWithCapacity steps double time 0.0 double timeStep 1.0 double steps 1 for NSUInteger i 0 i steps i double value fromValue block time..

Objective C alloc/release error

http://stackoverflow.com/questions/6928028/objective-c-alloc-release-error

for Variable variable in answeredVariables NSInteger pageID variable pageId NSMutableArray answers NSMutableArray arrayWithCapacity variable variableValues count NSString path NSString stringWithFormat @ inferenceresponse state variable pageId d valuedefinition.. variablesForPageID NSString pageID NSMutableArray variables nil if self.responseXMLData variables NSMutableArray arrayWithCapacity 10 NSData xmlData self.responseXMLData NSError error self.doc nil doc GDataXMLDocument alloc initWithData xmlData options.. nodesForXPath @ domaindefinition domain enumType domainitem error nil NSMutableArray domainItems NSMutableArray arrayWithCapacity items.count for int i 0 i items.count i GDataXMLElement domainItem GDataXMLElement items objectAtIndex i domainItems..

Filling a portion of an image with color

http://stackoverflow.com/questions/8124308/filling-a-portion-of-an-image-with-color

void getRGBAsFromImage UIImage image atX int xx andY int yy count1 int count NSMutableArray result NSMutableArray arrayWithCapacity count First get the image into your data buffer CGImageRef imageRef image CGImage NSUInteger width CGImageGetWidth imageRef..