This tag should be used only on questions that are about Objective-C features or depend on code in the language.
I just upgraded to Xcode 4 and for some reason my app won't run in the simulator or iOS device. It …
iphone objective-c xcode ipad xcode4I need the ability to convert an NSDate value to a GMT Date. How can I go about converting an …
ios objective-c swift nsdate gmtI am working with an app which parses an feed online. When I click the refresh button, it takes some …
ios objective-c cocoa-touch uiactivityindicatorviewI can't find anywhere what the -all_load flag do when compiling Objective-C code. I have some issues uploading binaries …
iphone objective-c gcc linkerAs far as I know, since XCode 4.4 the @synthesize will auto-generate the property accessors. But just now I have read …
objective-c properties synthesizeOK, there are dozens of posts on StackOverflow about this, but none are particularly clear on the solution. I'd like …
ios objective-c uiview storyboard nibI'm an iOS developer with some experience and this question is really interesting to me. I saw a lot of …
ios objective-c web-services networking ios7I need to serialize and deserialize objective-c objects into JSON to store in CouchDB. Do people have any example code …
objective-c json couchdb nsarray nsdictionaryI have a question about sorting NSMutableArray. I can use sortedArrayUsingDescriptors: method to sort an array with objects. For example …
objective-c cocoa sorting nsmutablearrayI have two for loops nested like this: for(...) { for(...) { } } I know that there is a break statement. But I …
c objective-c loops