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( ConformsToProtocol: && RespondsToSelector: ) vs just ( respondsToSelector: )

Published on
#objective-c #delegates #selector #protocols #respondstoselector
232
Views

respondsToSelector: equivalent for CoreFoundation?

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#objective-c #c #introspection #core-foundation #respondstoselector
6k
Views

Objective C - respondsToSelector for dynamic properties

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#objective-c #ios #respondstoselector #dynamic-properties
1k
Views

Using __IPHONE_7_0 and respondsToSelector

Published on
#ios #objective-c #ios6 #ios7 #respondstoselector
2.4k
Views

delegate is not respond

Published on
#ios #delegation #respondstoselector
4.4k
Views

-[ViewController respondsToSelector:]: message sent to deallocated instance - on tableview scroll

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#ios #uitableview #uiviewcontroller #uitapgesturerecognizer #respondstoselector
1k
Views

How do you know whether to invoke a superclass method in Objective C

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#objective-c #super #respondstoselector
592
Views

How to pass string from a text field (embedded in a table cell) in 2nd controller back to a label in 1st controller (also embedded in a table cell)?

Published on
#ios #objective-c #delegates #uitextfield #respondstoselector
17.7k
Views

respondsToSelector: not working for delegate

Published on
#ios #objective-c #ios5 #respondstoselector
1.5k
Views

Best way to handle this error? [AVCaptureFigVideoDevice setTorchModeOnWithLevel:error:]: unrecognized selector sent to instance

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#ios #objective-c #flashlight #avcapturedevice #respondstoselector
540
Views

respondsToSelector: returns true for selector but setValue:forKey: then fails due to undefined key

Published on
#ios #objective-c #respondstoselector
2k
Views

doesNotRecognizeSelector error after respondsToSelector check

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#ios #objective-c #cocos2d-iphone #crash #respondstoselector
816
Views

In Swift3, combine responds#to and calling in one fell swoop?

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#swift #respondstoselector
2.5k
Views

Performance penalty using respondsToSelector

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#objective-c #ios #xcode #performance #respondstoselector
5.5k
Views

super respondsToSelector: returns true but actually calling super (selector) gives "unrecognized selector sent to instance"

Published on
#objective-c #delegates #uigesturerecognizer #super #respondstoselector
370
Views

How can I determine whether a void * pointer points to a objective-c object or a c++ object at runtime

Published on
#c++ #objective-c #runtime #respondstoselector
163
Views

iOS Version Checking gives warning

Published on
#iphone #ios #objective-c #respondstoselector
824
Views

Checking CIFilter is available in current iOS

Published on
#ios #cocoa #core-image #respondstoselector
2.5k
Views

Are performSelector and respondsToSelector banned by App Store?

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#ios #app-store #respondstoselector
760
Views

UIResponder doesNotRecognizeSelector: app is crashing with this error

Published on
#ios #swift #crash #swift4.2 #respondstoselector

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