2014/10/15 下午 10:10:20

iphone Programming Glossary: initwithbytes

Iphone - How to encrypt NSData with public key and decrypt with private key?

http://stackoverflow.com/questions/10072124/iphone-how-to-encrypt-nsdata-with-public-key-and-decrypt-with-private-key

view. e.g. self.myOutlet nil void viewWillAppear BOOL animated super viewWillAppear animated privateTag NSData alloc initWithBytes privateKeyIdentifier length sizeof privateKeyIdentifier publicTag NSData alloc initWithBytes publicKeyIdentifier length.. privateTag NSData alloc initWithBytes privateKeyIdentifier length sizeof privateKeyIdentifier publicTag NSData alloc initWithBytes publicKeyIdentifier length sizeof publicKeyIdentifier self testAsymmetricEncryptionAndDecryption void viewDidAppear BOOL..

RSA implementations in Objective C

http://stackoverflow.com/questions/10222524/rsa-implementations-in-objective-c

iCloud NSUbiquitousKeyValueStore initial sync/access delay - how to handle?

http://stackoverflow.com/questions/12539266/icloud-nsubiquitouskeyvaluestore-initial-sync-access-delay-how-to-handle

saveData unsigned char data int from int count if NSUbiquitousKeyValueStore defaultStore NSData d NSData alloc initWithBytes data from length count autorelease NSUbiquitousKeyValueStore defaultStore setData d forKey MY_DATA_KEY if NSUbiquitousKeyValueStore..

Trying to Write NSString sha1 function, but it's returning null

http://stackoverflow.com/questions/1353771/trying-to-write-nsstring-sha1-function-but-its-returning-null

release NSString encodedStr NSString stringWithUTF8String encodedData bytes NSString encodedStr NSString alloc initWithBytes encodedData bytes length encodedData length encoding NSUTF8StringEncoding NSLog @ String is @ encodedStr return encodedStr..

Converting Raw RSA Key value to SecKeyRef Object for Encryption

http://stackoverflow.com/questions/1536894/converting-raw-rsa-key-value-to-seckeyref-object-for-encryption

Peer name parameter is nil. LOGGING_FACILITY publicKey nil @ Public key parameter is nil. NSData peerTag NSData alloc initWithBytes const void peerName UTF8String length peerName length NSMutableDictionary peerPublicKeyAttr NSMutableDictionary alloc init..

How to erase part of an image as the user touches it

http://stackoverflow.com/questions/2978382/how-to-erase-part-of-an-image-as-the-user-touches-it

image Convert a IplImage UIImage CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB NSData data NSData alloc initWithBytes image imageData length image imageSize NSData data NSData dataWithBytes image imageData length image imageSize CGDataProviderRef..

How to parse Google weather API using NSXML?

http://stackoverflow.com/questions/3306214/how-to-parse-google-weather-api-using-nsxml

NSURLConnection connectio NSLog @ DONE. Received Bytes d webData length NSString theXML NSString alloc initWithBytes webData mutableBytes length webData length encoding NSUTF8StringEncoding NSLog @ thexml @ theXML theXML release if parser..

Http Post Request

http://stackoverflow.com/questions/3968107/http-post-request

NSURLConnection connection NSLog @ DONE. Received Bytes d webData length NSString theXML NSString alloc initWithBytes webData mutableBytes length webData length encoding NSUTF8StringEncoding NSLog @ @ theXML theXML release if webData length..

Retrieve nsdata from sqlite stored in Blob data type for iPhone App

http://stackoverflow.com/questions/4724118/retrieve-nsdata-from-sqlite-stored-in-blob-data-type-for-iphone-app

if res SQLITE_ROW const void ptr sqlite3_column_blob stmt 0 int size sqlite3_column_bytes stmt 0 data NSData alloc initWithBytes ptr length size sqlite3_reset stmt return data autorelease sqlite3_reset stmt For saving as blob you can extract pointer..

Extract iPod Library raw PCM samples and play with sound effects

http://stackoverflow.com/questions/4796643/extract-ipod-library-raw-pcm-samples-and-play-with-sound-effects

blockBufferRef UInt8 buffer length CMBlockBufferCopyDataBytes blockBufferRef 0 length buffer NSData data NSData alloc initWithBytes buffer length length fullSongData appendData data data release CMSampleBufferInvalidate sampleBufferRef CFRelease sampleBufferRef..

Write a file on iOS

http://stackoverflow.com/questions/5619719/write-a-file-on-ios

iOS I'm trying to do it with the following code but I'm doing something wrong char saves abcd NSData data NSData alloc initWithBytes saves length 4 NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory..

Objective C alloc/release error

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

valueDefinitionElement addChild assignmentElement NSData xmlData self.doc.XMLData NSString theXML NSString alloc initWithBytes xmlData bytes length xmlData length encoding NSUTF8StringEncoding theXML theXML stringByReplacingOccurrencesOfString @ inferenceresponse.. ONLY in dealloc. Edit You say it crashes releasing theXML. This code is wrong NSString theXML NSString alloc initWithBytes xmlData bytes length xmlData length encoding NSUTF8StringEncoding theXML theXML stringByReplacingOccurrencesOfString @ inferenceresponse.. a string around after the method you are in ALWAYS use autorelease. The correct code is NSString theXML NSString alloc initWithBytes xmlData bytes length xmlData length encoding NSUTF8StringEncoding autorelease theXML theXML stringByReplacingOccurrencesOfString..

iPhone SDK: XML mystery, after adding child nodeforXPath returns nothing (found a hacky solution)

http://stackoverflow.com/questions/7007767/iphone-sdk-xml-mystery-after-adding-child-nodeforxpath-returns-nothing-found

in NSlog I can see that the new element is added to doc. NSData xmlData2 self.doc.XMLData NSString s NSString alloc initWithBytes xmlData2 bytes length xmlData2 length encoding NSUTF8StringEncoding autorelease NSLog s Also How can self.doc.XMLData give..

iPhone ImageMagick Library - converting from batch file script to Objective-C using MagickWand API

http://stackoverflow.com/questions/7480812/iphone-imagemagick-library-converting-from-batch-file-script-to-objective-c-us

here... size_t my_size unsigned char my_image MagickGetImageBlob magick_wand my_size NSData data NSData alloc initWithBytes my_image length my_size free my_image magick_wand DestroyMagickWand magick_wand MagickWandTerminus UIImage image UIImage..

iCloud basics and code sample [closed]

http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample

loadFromContents state d typeName @ self.documentState typeName if contents length 0 self.documentText NSString alloc initWithBytes contents bytes length contents length encoding NSUTF8StringEncoding else self.documentText @ NSLog @ UIDocument Loaded the..

How can I use iCloud to synchronize a .zip file between my apps?

http://stackoverflow.com/questions/8047217/how-can-i-use-icloud-to-synchronize-a-zip-file-between-my-apps

BOOL loadFromContents id contents ofType NSString typeName error NSError outError self.zipDataContent NSData alloc initWithBytes contents bytes length contents length NSNotificationCenter defaultCenter postNotificationName @ noteModified object self..