Leonardo

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Leonardo has asked 30 questions and find answers to 17 problems.

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Leonardo questions

Other uses of Class Extension in objective-c besides the known one
UIPickerView problem about selecting first value
Error messages in iOS CoreData + iCloud after deleting and redeploying app
how to build a time consuming web service
NSFetchedResultsController keep reference to deallocated delegate controller in storyboard, causing crash
Using Enum in Hibernate causes select followed by an update statement
Finding what causes Xcode 8.2 to crash while indexing an old project
convert id into enum using objective-c
adding buttons with shortcuts, or shortcuts only for ant tasks in Eclipse
Introduce iCloud in CoreData applications after being shipped, how to migrate old data

Leonardo answers

Error messages in iOS CoreData + iCloud after deleting and redeploying app
Why does Objective-C allow a successful call to null objects?
Lemmatizing Italian sentences for frequency counting
How to delete all files stored by a previous version of iPhone app?
Passing ManagedObjectContext to view controllers using storyboards with a root UITabBarController
TransactionManagementType.CONTAINER vs TransactionManagementType.BEAN
NSManagedObjectContext save doesn't crash but breaks on objc_exception_throw
Core Data: Save unique object ID
prepareForSegue is not called after performSegue:withIdentifier: with popover style
Why do we all check for if(self) in init methods?