NSUUID /CFUUIDRef /UIDevice -uniqueIdentifier /-identifierForVendor
Apple stopped letting apps use the unique device identifier, called UDID, from iOS 5 onwards. Apple blocked new apps using it after May 2013.
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Monthly update #0277 • May 2013
Monthly update 277 • May 2013 • 2013-05-01 - 2013-05-31
NSCoding / NSKeyedArchiver
Apple gives options like Core Data or NSKeyedArchiver with NSKeyedUnarchiver. These turn objects into data and back again.
Monthly update #0276 • April 2013
Monthly update 276 • April 2013 • 2013-04-01 - 2013-04-30
MKLocalSearch
MKLocalSearch lets your app search for places (restaurants, shops, etc.) using normal language, all powered by Apple’s own data.
NSSecureCoding
NSSecureCoding is a protocol from iOS 6 / OS X Mountain Lion. It adds the class method supportsSecureCoding.
Monthly update #0275 • March 2013
Monthly update 275 • March 2013 • 2013-03-01 - 2013-03-31
Monthly update #0274 • February 2013
Monthly update 274 • February 2013 • 2013-02-01 - 2013-02-28
NSAssertionHandler
In Objective-C, Foundation has macros like NSAssert for methods and NSCAssert for functions. They also have versions for parameters: NSParameterAssert and NSCParameterAssert.
NSURLCache
NSURLCache is the built-in, automatic HTTP(S) cache used by NSURLConnection, NSURLSession (default/ephemeral configs), and WKWebView.
Monthly update #0273 • January 2013
Monthly update 273 • January 2013 • 2013-01-01 - 2013-01-31
NSValue
NSValue is the lightweight way to put any C scalar or struct (int, float, CGPoint, CGRect, NSRange, etc.) into an object so it can live in NSArray, NSDictionary, NSSet, etc.
NSLocalizedString
NSLocalizedString is a macro in Foundation that gives a localised version of a string. It takes a key to find the string and a comment to help translators.
Monthly update #0272 • December 2012
Monthly update 272 • December 2012 • 2012-12-01 - 2012-12-31
KVC Collection Operators
The article discusses Key-Value Coding (KVC) Collection Operators in Objective-C, which provide a concise, Ruby-like syntax for performing aggregate operations on collections using valueForKeyPath:.
Monthly update #0271 • November 2012
Monthly update 271 • November 2012 • 2012-11-01 - 2012-11-30
A Wanted Man by Lee Child
In A Wanted Man, Reacher hitches a ride with kidnappers, then joins the FBI to pursue them after a roadside murder in Nebraska.
NSOrderedSet
NSOrderedSet is not a subclass of NSSet due to problems with Objective-C's single inheritance and the mutable/immutable class pairs in Foundation's class clusters.
NS_ENUM & NS_OPTIONS
NS_ENUM and NS_OPTIONS are the modern, Apple-approved way to declare enums and bit-masks.
NSURLProtocol
NSURLProtocol is the most powerful (and least-known) piece of Apple’s URL Loading System.
Monthly update #0270 • October 2012
Monthly update 270 • October 2012 • 2012-10-01 - 2012-10-31
NSLinguisticTagger
NSLinguisticTagger offers powerful tools to process natural language. It breaks strings into tokens, finds parts of speech and stems, pulls out names of people, places, and groups, and spots languages and scripts.
AddressBookUI
The Address Book UI framework in iOS, used alongside AddressBook.framework, provides controllers for managing contacts but includes a uniquely valuable function, ABCreateStringWithAddressDictionary(), which formats address components into a localised string.
Monthly update #0269 • September 2012
Monthly update 269 • September 2012 • 2012-09-01 - 2012-09-30
Spy Game
Spy Game (2001), directed by Tony Scott, is a sharp and thrilling espionage film that keeps you hooked. Robert Redford is outstanding as Nathan Muir, a seasoned CIA operative racing against time to save his protégé, Tom Bishop, played with intensity by Brad Pitt.