From: Joel VanderWerf <vjoel@...>
Date: 2008-09-03T04:05:50+09:00
Subject: Re: IO#write_nonblock(string, offset) useful?

Roger Pack wrote:
> Was asked to repost this under a separate thread, so here it is!
> 
> Currently we have
> IO#write_nonblock(string) [writes as much of the string as currently
> possible]
> 
> What I was thinking would be useful would be
> IO#write_nonblock(string, offset) [starts the write at offset bytes into
> the string].
> 
> Would anybody else find this useful?
> Thanks!

With COW strings, is this really needed?

s = (0..9).to_a.to_s * 1000000
sa = (1..10000).map {|i| s[i..-1]}
puts `cat /proc/#{$$}/status`[/VmRSS:\s*(.*)/,1] # 13292 kB

Is there a reason other than saving memory and avoiding a #slice call?

-- 
       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407