From: Callen Mascarenhas <callenmas@...>
Date: 2008-12-24T04:11:49+09:00
Subject: Re: Error after install

Hassan Schroeder wrote:
> On Tue, Dec 23, 2008 at 9:53 AM, Callen Mascarenhas
> <callenmas@justice.com> wrote:
> 
>> The reason I'm using the ". /usr/local/bin/irb" is because I have
>> another company version of irb/ruby in /opt/third-party/bin/ and they
>> have removed the 'gem' command.  So I cannot install new features and
>> play with Ruby.
> 
> You've already been told: the '.' is wrong, whether it's './' or '. /' 
> -- so
> don't use it.
> 
> Entering /usr/local/bin/irb will use that exact version, and no, it 
> won't
> change the result of `which irb` -- irrelevant.
> 
> If you want to use your personal version all the time, change the PATH
> defined in .bashrc (or wherever) to put /usr/local/bin *first*, or at 
> least
> before /opt/third-party/bin.
> 
> HTH,

I guess I didn't really understand how the 'which' command worked. 
Thanks for making things clear for me.

So out of curiosity, how come 'which' is pulling up the irb in 
/opt/third-party/bin??  Is it because that is the first one in PATH ??? 
I know this is a Unix question.  But if someone can help, I can only be 
grateful :).
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