unrecognized selector sent to instance AFNetworking
96063
unrecognized selector error with NSJSONSerialization + AFNetworking
133619
In Objective-C why should I check if self = [super init] is not nil?
49461
AFNetworking 2.0 Get JSON from code 400 in failure block
58309
Error: unrecognized selector sent to instance
9317
Why do I get this error when I try to pass a parameter in NSURL in iOS app?
137831
Xcode 4 warning "Expression result unused” for NSURLConnection
89520
How to call an Objective-C Method from a C Method?
132670
how to call a method of a class from another appDomain
81050
setAnnotation - unrecognized selector
152155
Can I make instances of an NSManagedObject in no particular NSManagedObjectContext?
108673
NSInvocation for Dummies?
2892
What does "Fatal error: Unexpectedly found nil while unwrapping an Optional value" mean?
148873
Objective-C: Use singleton vs. use class as an object?
71275
Can AFNetworking return data synchronously (inside a block)?
87353
NSArray becomes NSCFArray when passed
122578
__NSArrayM insertObject:atIndex:]; object cannot be nil
79026
FaceTime and iMessage - an error occurred during activation