From: Konrad Meyer <konrad@...>
Date: 2007-10-05T10:04:47+09:00
Subject: Re: [n00b] Need a good reference for var-types/string-esc, etc.

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Quoth Olie D.:
> One of the problems with Ruby being so popular is that any google search
> with "Ruby tutorial" or similar turns up about 8-bazillion pages, and
> they all want you to dive right in to see how easy everything is.
>=20
> ...Which is really cool -- BUT!
>=20
> I'm having trouble groking the difference between foo, @foo, :foo,
> #{foo}, [foo] {:#[foo]} (ok, I made that one up), etc.  About the only
> one I feel like I understand is $foo -- but how often am I going to use
> *THAT*?!  (Hint: very-nearly "never.")
>=20
> (Heh.  $ means "global", right?  I haven't used a global var in the most
> recent 15 yrs of programming...)
>=20
> (Ok, and I sort-of get :foo, but not well enough to describe it, which
> means "not really.")
>=20
> So, anyway... don't TELL me the difference (well, you can if you want)
> -- what I'm REALLY asking is: what is a good reference that describes
> all of these things, and how they're different?
>=20
> Thanks!

http://www.zenspider.com/Languages/Ruby/QuickRef.html

=2D-=20
Konrad Meyer <konrad@tylerc.org> http://konrad.sobertillnoon.com/

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