Saving an NSString as a .txt File in the Local Documents Directory

Observing Changes in NSObject Subclass Properties with Key-Value Observing (KVO)

Understanding the Limitations of `stringByReplacingOccurrencesOfString`: A Guide to Regular Expressions in iOS Development

Assigning NSString Value to a UI Label Text Through Segue

Inserting Characters at Specific Locations Within iOS Strings Using NSMutableString

How to Truncate an NSString with a Name in Objective-C

How to Remove HTML Encoded Strings from NSString in iOS Development