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New posts in foundation

Accessing value from array of objects

iphone ios cocoa-touch cocoa foundation

NSPredicate 'OR' filtering based on an NSArray of keys

objective-c nsarray nspredicate foundation

NSPredicate to check if attribute of object exits, if it does, get it

objective-c cocoa-touch nsdictionary nspredicate foundation

How can I swap keys and values in NSDictionary?

objective-c nsdictionary foundation

NSPredicate with a string matching beginning of words

regex core-data nspredicate foundation

Compare NSDictionaries containing NSStrings

ios objective-c macos cocoa foundation

What is the difference between "-copy" and "-copyWithZone:"?

objective-c ios cocoa foundation nscopying

1st april dates of 80s failed to parse in iOS 10.0

ios swift nsdateformatter foundation

iOS 15 warning: NSKeyedUnarchiver _warnAboutPlistType:missingInAllowedClasses:

ios swift xcode cloudkit foundation

What's the difference between NSLocale currentLocale vs autoupdatingCurrentLocale?

foundation nslocale

NSLock + atomic property vs nonatomic

objective-c multithreading thread-safety locking foundation

Replacement for enumerateSubstringsInRange in Swift 3

ios swift string foundation

Why does String.subscript(_:) require the types `String.Index` and `Int` to be equal when there is no `Int` involved?

swift xcode foundation

Difference Between Object And NSObject

objective-c object nsobject foundation

Using instancetype as the return type of a copy in Objective-C?

objective-c clang foundation nscopying instancetype

Should I use NSNumber instead of basic C number types?

objective-c c foundation

NSSet and NSCountedSet, when is the best time to use them?

objective-c cocoa cocoa-touch foundation

What is the correct way to self-terminate a MacOS XPC service?

cocoa appkit foundation xpc nsxpcconnection

Swift 2 : NSData(contentsOfURL:url) returning nil

ios json xcode foundation swift2

NSURL - No mutable subclass, so no need to "copy" as a property?

objective-c foundation
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