Im developing an app that shows basic info from a coredata db, I have the db saving info when hit save button,
One of my friends asked me not to use NSException in iPhone Apps. The reason he gave was \"performance bottleneck\". But I am not convinced of it.
I have three views that inherit from the UITableViewController class. The first one shows a list of locations, the second one shows a map with an annotation that represent the location of the row sele
I am relatively new to KVO, so there is a good chance that I am violating some fundamental rule. I am using Core Data.
I want my app to continue gracefully when the online server messes up. I tried to wrap the dangerous line in a @try block. Yet it is still crashing like so:
W开发者_如何转开发hen I bring up console after my iPhone app crashes, it often says \"unrecognized selector sent to instance 0x blah blah blah.\"How can I find out what variable this is?Is there a way
Usin开发者_运维百科g CoreData (on an iPhone app) I generated my entity classes from the model and I added some more methods to some ones. It appears that sometimes I get an exception for calling one o
My question is similar to this one, but I need further clarification. I often get exceptions during code like this:
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