This tag should be used only on questions that are about Objective-C features or depend on code in the language.
Possible Duplicates: Optional arguments in Objective-C 2.0? Objective-C Default Argument Value I'm writing a C function in Objective-C. I want a …
objective-c function parameters default-valueI'm trying to load a UIViewController in iPad with Form Sheet presentation. The problem is the size of this new …
ios objective-c ipad uipresentationcontrollerI need a UIDatePicker for selecting Month and Year only. I checked the class reference documents. Looks like UIDatePicker is …
ios objective-c uikit uipickerview uidatepickerHow do I loop through all objects in a NSMutableDictionary regardless of the keys?
objective-c ios nsmutabledictionaryI was looking to be able to turn any UIColor into a gradient. The way I am intending to do …
objective-c ios core-graphics gradient uicolorLet's say I have two Entity classes: SocialApp and SocialAppType In SocialApp I have one Attribute: appURL and one Relationship: …
objective-c core-dataIn my app, I need push notifications. I am implementing all the instructions from the push notifications docs. But I …
iphone objective-c apple-push-notificationsWhile I was playing and figure out how things work in https://github.com/enormego/EGOTableViewPullRefresh I found mysterious of @…
objective-c properties synthesisThere are two overloads for dequeueReusableCellWithIdentifier and I'm trying to determine when should I use one vs the other? The …
ios objective-c swiftCan we get the key for an object in an NSDictionary by passing a particular value or object?
objective-c cocoa-touch ios nsdictionary