From: "Mauricio Fernández" <batsman.geo@...>
Date: 2003-01-16T02:55:16+09:00
Subject: Re: Ruby advocacy in sigs

On Mon, Jan 13, 2003 at 05:50:01AM +0900, Martin DeMello wrote:
> Chad Fowler <chadfowler@chadfowler.com> wrote:
> > 
> > Agreed.  I'd say the most powerful Ruby advocacy .sig would be something 
> > to the tune of:
> > 
> > http://www.ruby-lang.org
> 
> Little (72x4) code snippets that were sufficiently eye-catching would be
> a nice positive way to do it. Not along the lines of perl's JAPHs, more
> like code whose meaning is obvious when you read it, and which is cool
> in a "wow - Ruby lets you do it that simply/elegantly/enjoyably?!" sense.
> (The Haskell quicksort is a perfect example of the sort of thing I have
> in mind). 
> 
> Some off-the-top-of-my-head examples (and I'm sure there are several far
> better ones)
> 
> def twice; yield; yield; end
> twice {print "Hello World"}
> 
> nthreads.times {|i| Thread.new {task[i].call}.join}
> #Multithreading Ruby style. 

This executes the tasks sequentially as you wait for each one to end
before starting the next...

This works:
task.map{ |t| Thread.new{ t.call } }.each{ |thread| thread.join }


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