From: serialhex <serialhex@...>
Date: 2011-08-10T04:11:05+09:00
Subject: Re: *WHY* does this not work?

--0015176f07a831427204aa17536b
Content-Type: text/plain; charset=ISO-8859-1

On Tue, Aug 9, 2011 at 3:05 PM, Darryl L. Pierce <mcpierce@gmail.com> wrote:

> On Wed, Aug 10, 2011 at 03:52:59AM +0900, serialhex wrote:
> > ok, so code:
> >
> > str = 'foo'
> > => "foo"
> > str.each_char do |c|
> >   c = 'x'
> > end
> > => "foo"
> >
> > WHY does str == 'foo' still??
>
> Because each_char is not destructive to the original string's value. It
> moves through the string as an array of characters and then passes each
> one _by value_ to the block supplied. So while you might be able to
> locally alter the value for that character, you don't have access to the
> original string itself in the block.


so is there a way to do that?  easily without  jumping through hoops of
fire??


> Sometimes it's your expectation that's wrong and not the library you're
> using. ;)
>

true, oh how annoyingly true... :P
hex



-- 
my blog is cooler than yours: serialhex.github.com

The wise man said: "Never argue with an idiot. They bring you down to their
level and beat you with experience."

> > Other than the fact Linux has a cool name, could someone explain why I
> > should use Linux over BSD?
>
> No.  That's it.  The cool name, that is.  We worked very hard on
> creating a name that would appeal to the majority of people, and it
> certainly paid off: thousands of people are using linux just to be able
> to say "OS/2? Hah.  I've got Linux.  What a cool name".  386BSD made the
> mistake of putting a lot of numbers and weird abbreviations into the
> name, and is scaring away a lot of people just because it sounds too
> technical.
	-- Linus Torvalds' follow-up to a question about Linux

--0015176f07a831427204aa17536b--