I\'m using the following code to encrypt files in cocoa: - (NSData *)AES256EncryptWithKey:(NSString *)key
I\'m working on iOS and I want to read rtf data thats in an NSData (actually its an attribute in a core data entity). I\'m using the following code:
I have two NSData objects N开发者_高级运维SData *toScan = /* initialized somehow with \"Hello, this world.\" */;
I am facing a very confusing issue where my Iphone app send Image data as a string in NSDATA format using XML-RPC to webserver. I am also maintaining XML-RPC log to save every request coming from iPho
I have RTFD data in NSData objects in IOS that I need to read. In MacOSX I just used to read them with NSAttributedString, but now I know that they are not supported in IOS.
I\'m working on cli开发者_开发技巧ent/server application which uses AsyncSocket. For transferring data, it uses NSData.
Is it a problem for me to do the following to change a mutable data instance immutable? NSMutableData *mutData = [[NS开发者_开发百科MutableData alloc] init];
I have an image that I append a message to inside the NSData of the image and then save it to the p开发者_如何学Choto library using ALAssetLibrary. I then send it to someone over email.
I\'m using [NSData dataWithContentsOfURL:] to create two NSData instances and I want to compare t开发者_Go百科hese instances to gauge how different they are. Since they\'re both from the same website,
I want to replace som开发者_C百科e bytes in an NSData object. I first want to search for it, then replace it, like the replaceOccurrencesOfString:WithString: method for NSStrings.
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