rmaddy

rmaddy has asked 30 questions and find answers to 878 problems.

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About

I am an independent iOS app developer producing and selling my own apps. I started with BASIC in 1979 playing with TRS Model I computers at Radio Shack stores. We sure had a lot of fun with 4k of RAM.

rmaddy questions

A format specifier such as `%15@` works in NSLog but not with NSString stringWithFormat
How to find inadvertent object pointer comparisons?
Is there a way to send the user to the app's privacy settings under macOS like we do in iOS?
Trouble using callbacks with CGPattern in Swift3
View controller responds to app delegate notifications in iOS 12 but not in iOS 13
Deprecation warning in Mac Catalyst but only in Objective-C, not in Swift
How can each iCloud user save a user specific subscription in CloudKit?
How to make a UISearchBar's bookmarks icon accessible?
Understanding why this Swift tuple assignment isn't allowed
Know when to use short or full month names

rmaddy answers

Converting a hex to string in Swift formatted to keep the same number of digits
NSMutableAttributedString: How do I retrieve attributes over a range
Swift: Filter a Dictionary with Array as Value
Using UIActivityViewController to share a video
How to detect an iOS App has been re-installed (from XCode) or upgraded (from AppStore)
converting JSON time and date format and location format
setLocalizedDateFormatFromTemplate removes -
How do I see if some folder is a child of another using NSURL?
How to PREPEND text to a file in Swift or Objective C?
Get current month date in date components