I\'m new to Obj-C and iPhone SDK. The test application I\'m stock with is a color switcher containing two buttons (\"Back\", \"Forward\") and one text label. The idea is to switch between rainbow colo
I am trying to make \"weighted\" list of letters as words are created. I have开发者_开发百科 a massive list of words in an NSArray. For example I am trying to acquire a new NSArray filled with just th
I want to ask an NSString * question. I have a NSString * object. Th开发者_如何学Ce content is like the following example. (like the CSV file)
I\'m trying to create a set of dummy data to put into a program, and I was wond开发者_如何学运维ering what the best way to do that was.See arc4random(). It\'s the standard function for generating rand
I was just thinking, as you can treat Blocks like objec开发者_如何学Pythonts if I create two of them and then add them to an NSArray is there a way to execute them from the array?
I have a plist written from a NSMutableArray by [NSMutableArray writeToFile]. When trying to load that same plist with the following code:
First when I am using nslog to log the contents of an array, why is it that some of the objects in the array (all strings) have quotation marks around them and some dont?
I am trying to put NSArray data by([array valueForKey:@\"v开发者_如何转开发alue_name\"]) in uilabel it throws exception.
Say you have a class Person (with name, age, etc), and an array called PeopleArray which has several individual Person\'s.
This is the code that I would use if it was always single spaces in between words. Since I have multiple spaces in between some words how can my code be changed开发者_如何转开发 to remove the extra sp
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