From: pharrington <xenogenesis@...>
Date: 2009-08-08T09:50:07+09:00
Subject: Re: How do I add ?

On Aug 7, 8:43 pm, Rob Biedenharn <R...@AgileConsultingLLC.com> wrote:
> On Aug 7, 2009, at 8:10 PM, w_a_x_man wrote:
>
>
>
> > On Aug 7, 7:02 pm, w_a_x_man <w_a_x_...@yahoo.com> wrote:
> >> On Aug 7, 11:44 am, chutsu <chu...@gmail.com> wrote:
>
> >>> I've got a file that is in two columns, how do I add the second  
> >>> column
> >>> up as I read through the file?
>
> >>> Code:
> >>> #!/usr/bin/ruby
> >>> file = File.open('some_file.txt')
>
> >>> # Going through each line
> >>> file.each do |line|
> >>>  data = line.split("\t")
> >>>  total += data[1]        # How do I make this line work?
> >>> end
>
> >>> puts total
>
> >> awk "{t += $2} END {print t}" some_file.txt
>
> > ruby -ane"BEGIN{$t=0}; $t += $F[1].to_f; END{p $t}" some_file.txt
>
> Just because you can still write your Perl in Ruby, doesn't mean that  
> you *should*.
>
> -Rob
>
> Rob Biedenharn          http://agileconsultingllc.com
> R...@AgileConsultingLLC.com

just ignore waxman, he's a known troll.