Top "Nsnumber" questions

Convert NSNumber (double) value into time

i try to convert a value like "898.171813964844" into 00:17:02 (hh:mm:ss). How can this be done in objective c? Thanks …

objective-c nsnumber

Storing and retrieving unsigned long long value to/from NSString

I have an unsigned long long value which I want to store into an NSString and retrieve from the string. …

objective-c nsstring nsnumber

iOS convert large numbers to smaller format

How can I convert all numbers that are more than 3 digits down to a 4 digit or less number? This is …

ios formatting nsnumber data-conversion human-readable

Determine if NSNumber is NaN

How can I determine if a Cocoa NSNumber represents NaN (not a number)? This emerges, for example, when I parse …

cocoa nsnumber

Convert NSString to double for calculations and then back again to print in NSString

I accept NSString as NSString *value = [valuelist objectAtIndex:valuerow]; NSString *value2 = [valuelist2 objectAtIndex:valuerow2]; from UIPickerView. I want to double *…

iphone nsstring uipickerview nsnumber

get type of NSNumber

I want to get the type of NSNumber instance. I found out on http://www.cocoadev.com/index.pl?NSNumber …

objective-c nsnumber

converting double into NSNumber using [NSNumber numberWithDouble:]

there is a coordinate object with three variables latitude(NSNumber) ,longitude(NSNumber) and time(NSDate),for checking the program on …

iphone nsnumber

What is the class NSCFNumber in iOS 4.1?

After successfully acquiring a picture from the iPhone camera on iOS 4.1, you can use the key @"UIImagePickerControllerMediaMetadata" to return information …

iphone ios nsnumber

How get the total sum of NSNumber's from a NSArray?

I have a large NSArray containing NSNumbers like 3, 4, 20, 10, 1, 100, etc... How do I get the total sum of all these NSNumbers (3 + 4 + 20 + 10 + 1 + 100 + …

iphone objective-c nsarray nsnumber nsinteger

Convert NSNumber to NSDecimalNumber

I realize that NSDecimalNumber inherits from NSNumber. However, I am struggling to figure out how I can init an NSDecimalNumber …

objective-c init nsnumber nsdecimalnumber