NSPredicate
NSPredicate is a Foundation class that defines logical conditions to fetch or filter data. Its syntax mixes SQL WHERE clauses with regex for expressive queries on collections.
Development
2013
45 posts
NSExpression
NSExpression is a class in Cocoa that simplifies complex data tasks. It evaluates mathematical expressions, such as 4 + 5 - 2**3, which gives 1.
Development
Monthly update #0278 • June 2013
Monthly update 278 • June 2013 • 2013-06-01 - 2013-06-30
Monthly Updates
NSEnumerator / NSFastEnumeration
Enumeration makes computation powerful by applying logic to collections.
Development
Inferno by Dan Brown
Dan Brown’s Inferno thrusts Harvard symbolist Robert Langdon into a race against time in Florence, waking with amnesia to stop a bioengineered plague linked to Dante’s Inferno.
Books
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.
Development
Monthly update #0277 • May 2013
Monthly update 277 • May 2013 • 2013-05-01 - 2013-05-31
Monthly Updates
NSCoding / NSKeyedArchiver
Apple gives options like Core Data or NSKeyedArchiver with NSKeyedUnarchiver. These turn objects into data and back again.
Development
Monthly update #0276 • April 2013
Monthly update 276 • April 2013 • 2013-04-01 - 2013-04-30
Monthly Updates
MKLocalSearch
MKLocalSearch lets your app search for places (restaurants, shops, etc.) using normal language, all powered by Apple’s own data.
Development
NSSecureCoding
NSSecureCoding is a protocol from iOS 6 / OS X Mountain Lion. It adds the class method supportsSecureCoding.
Development
Monthly update #0275 • March 2013
Monthly update 275 • March 2013 • 2013-03-01 - 2013-03-31
Monthly Updates
Borgen
Borgen is a Danish political drama series. It aired on DR1 with three seasons from 26 September 2010 to 10 March 2013. Adam Price created it. Sidse Babett Knudsen plays Birgitte Nyborg, a politician who becomes Denmark's first female Prime Minister by chance.
TV Series
Monthly update #0274 • February 2013
Monthly update 274 • February 2013 • 2013-02-01 - 2013-02-28
Monthly Updates
NSAssertionHandler
In Objective-C, Foundation has macros like NSAssert for methods and NSCAssert for functions. They also have versions for parameters: NSParameterAssert and NSCParameterAssert.
Development
NSURLCache
NSURLCache is the built-in, automatic HTTP(S) cache used by NSURLConnection, NSURLSession (default/ephemeral configs), and WKWebView.
Development
Monthly update #0273 • January 2013
Monthly update 273 • January 2013 • 2013-01-01 - 2013-01-31
Monthly Updates
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.
Development
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.
Development
Monthly update #0272 • December 2012
Monthly update 272 • December 2012 • 2012-12-01 - 2012-12-31
Monthly Updates