From: "Gerardo Santana Gómez Garrido" <gerardo.santana@...>
Date: 2008-03-20T01:44:11+09:00
Subject: Re: Ruby "Speedup" hints?

On 3/19/08, Paul Brannan <pbrannan@atdesk.com> wrote:
> On Tue, Mar 18, 2008 at 02:40:43PM +0900, Gerardo Santana G?mez Garrido wrote:
>  > $ time ruby a.rb 10_000_000 > /tmp/a && sleep 3 && time ruby b.rb
>  > 10_000_000 > /tmp/b; printf "\a"
>  >
>  > real    1m45.305s
>  > user    1m27.581s
>  > sys     0m17.715s
>  >
>  > real    0m59.049s
>  > user    0m41.984s
>  > sys     0m16.997s
>  > $ cat a.rb
>  > times = ARGV[0].to_i
>  > times.times { puts "hola mundo" }
>  > $ cat b.rb
>  > require 'stringio'
>  >
>  > times = ARGV[0].to_i
>  > output = StringIO.new
>  > times.times { output.write("hola mundo\n") }
>  > output.rewind
>  > print output.read
>
>
> I think you are demonstrating the difference between IO#puts and
>  IO#write (which still surprised me).

Replace output.write("hola mundo\n") with output.puts("hola mundo")
and you'll get something similar.
-- 
Gerardo Santana