From: Gregory Brown <gregory.t.brown@...>
Date: 2009-04-30T14:13:18+09:00
Subject: Re: RubyGems question: install vs. update

On Thu, Apr 30, 2009 at 1:04 AM, 7stud -- <bbxx789_05ss@yahoo.com> wrote:
> Gregory Brown wrote:
>> The difference between gem update gemname and gem install gemname is
>> that gem update is essentially a no-op if you already have the latest
>> gem installed, where gem install will download and install the gem
>> even if you already have it.
>>
>
> In addition, if you issue the update command with no filename, for
> example:
>
> $ gem update
>
> rubygems will search your local gem directory and update all the gems
> contained therein with the latest versions.

Read upwards. Eric already let the OP know about this.