From: Lionel Bouton <lionel-subscription@...>
Date: 2007-12-18T03:51:56+09:00
Subject: Re: dividing by two and rounding up

Tom Norian wrote:
> [...]I'm thinking perhaps I could test for oddness then add one to the result
> if odd, but that seems kinda a lot of lines for something so simple.
>
> half_periods = 0
> if num_periods%2 == 1
>   half_periods = num_periods/2 +1
> else
>   half_periods = num_periods/2
> end
>
> Is there a better way?
>   

Something like this ?

((num_periods + 0.5)/2).round