From: Robert Klemme <bob.news@...>
Date: 2003-12-04T17:17:11+09:00
Subject: Re: Swatch's internet time in Ruby [Code Inside]


"Hal Fulton" <hal9000@hypermetrics.com> schrieb im Newsbeitrag
news:3FCEE275.6030602@hypermetrics.com...
> Hal Fulton wrote:
> > Pablo Lorenzzoni wrote:
> >
> >> Hello ALL!
> >>
> >> Just wanted to share... maybe someone have a better way to do this:
> >>
> >> -----<beats.rb>-----
> >> class Time
> >>
> >>         def bmt_hour
> >>                 h = self.gmtime.hour + 1
> >>                 return 0 if h == 24
> >>                 return h
> >>         end
> >>
> >>         def beats
> >>                 ((self.bmt_hour * 60 * 60) + (self.min * 60) +
> >> self.sec) / 86.4
> >>         end
> >>         protected :bmt_hour
> >> end
> >> -----<EOF beats.rb>-----
> >>
> >> require('beats.rb') and Time.now.beats returns the Internet Time in
beats
> >
> >
> > I have no problem with the coding style... there are various
> > ways of doing it.
> >
> > But is this correct? Beat 0 isn't midnight GMT, is it? Isn't there
> > a time zone difference? Maybe I'm wrong.
> >
> > I wrote similar code in _The Ruby Way_, but I've forgotten the
details.
>
> Oh, sorry to reply to myself. I now see you added 1 to the hour.
> I overlooked that.
>
> BTW, if you want a style comment, here's one: Explicit returns are
> rarely needed, especially as the last expression becomes the
> return value.
>
> Also you don't really need "self" in all those places.
>
> How about this:
>
>    def bmt_hour
>      h = gmtime.hour + 1
>      h == 24 ? 0 : h
>    end

Another alternative:

   def bmt_hour
     ( gmtime.hour + 1 ) % 24
   end

:-)

    robert