Igor Delovski Board

[delovski]

SO - How to split a NSDecimalnumber between decimal & integer & back

"For example, if I have 10,5, how get 10 & 5?

And if I have 10 & 5, how return to 10,5?"

[delovski]

Determining the number of decimal numbers for a currency

"Using the UK locale, a currency looks like this: £1,234.56. Using the Ger-
man (Germany) locale, a currency looks like this: 1.234,56 € and finally, a
Japanese currency: ¥1,234"

[Ike]

SO - What’s the difference between using CGFloat and float?

"I tend to use CGFloat all over the place, but I wonder if I get a senseless
'performance hit with this. CGFloat seems to be something "heavier" than
float, right? At which points should I use CGFloat, and what makes really
the difference?"

[delovski]

MF - How to get the value of NSDate Compare?

"Convert the two dates into numbers using the timeIntervalSinceReference-
Date method. Then you can simply subtract them to get the difference mea-
sured in seconds."

[Ike]

MF - How Do I Convert from an NSString to a double?

"You have to use the NSNumberFormatter class or, if you want to hardcode
the format, you could do some string operations to insert commas at the
right places in the string."

[Ike]

MF - What to use double, long double, CGFLoat or NSNumber?

"I have spent some hours looking into this and NSDecimalNumber should be
the one to use in this case. I have found some examples for it..."

[delovski]

so - NSNumberFormatter currency symbol

"My application is allowing user to select various currencies for spendings
tracking. I have a label which displays the amount with currecy symbol. I'm
using NSNumberFormatter with kCFNumberFormatterCurrencyStyle to format
the amount string and display it in the label"