I got this message when I save data to core data. NSScanner: nil string argument I didn't use any NSScanner method. Where did it come from? This is a bug? What should I do with it? Thanks hel...

I've just read Apple documentation for NSScanner. I'm trying to get the integer of this string: @"user logged (3 attempts)" I can't find any example, how to scan within parentheses. Any ...

I used the below code to extract numbers from inputString using NSScanner NSString *inputString = @"Dhoni7 notout at183*runs in 145andhehit15four's and10sixers100"; NSString *numberString; NSArray...

I'm developing a travel app, I have to read a txt file that contains all the states and countries, as you can notice this is a pretty huge file to read, anyway, this is an example of the text insid...

I have a requirement to parse data files in "txf" format. The files may contain more than 1000 entries. Since the format is well defined like JSON, I wanted to make a generic parser like JSON, whic...

I was wondering why this works (notice I am using NSString types): let stringToSearch:NSString = "I want to make a cake and then prepare coffee" let searchTerm:NSString = "cake" let scanner = N...

I have an odd behavior with my app and I don't know where it comes from. I have implemented a NSScanner for a text view content that works very well. The scanner works in conjunction with the text ...

I have a string with formatting tags in it, such as There are {adults} adults, and {children} children. I have a dictionary which has "adults" and "children" as keys, and I need to look up the valu...

Could someone please show how i could parse a ics file using NSScanner? (Iphone App) e.g: if the .ics file was at this URL http://www.ibz.com/data/12345.ics (not a real URL!!!) How would i first...

I'm trying to replace all multiple whitespace in some text with a single space. This should be a very simple task, however for some reason it's returning a different result than expected. I've read...