[Rails] Re: Rails application Up-gradation

Andrew,

I am in the middle of the up-gradation process in which i am upgrading
the rails version from rails 2.3.11 to rails 3 now i wanted to upgrade
the ruby version as well from ruby 1.8.7 to ruby 1.9.2 for the same
project , So i would like to know how do i do that.

On Jul 14, 5:35 am, Andrew Skegg <andrewsk...@me.com> wrote:
> nishant <nishantnigam5@...> writes:
>
> > Hello Guys ,
>
> > I have started upgrading my rails application , when i have started
> > upgrading i was only upgrading only the rails version from rails
> > 2.3.11 to rails 3 and now i have to upgrade the ruby version as well
> > from ruby 1.8.7 to ruby 1.9.2 , So i have installed ruby 1.9.2 using
> > RVM and by setting the ruby 1.9.2 when i am trying to run my
> > application with ruby 1.9.2 and rails 3, it is not working and i am
> > also not able to run any rake command it is showing me
>
> > no such file to load -- config/environment
>
> > So guys can you please tell me what is right approach to upgrade ruby
> > version for an application.
>
> > Thanks
> > Nishant
>
> I have found the best way is to create a Rails 3 gemset using RVM, then create
> a .rvmrc file telling your project to use it.  Make sure you run Bundle to
> install the gems into the isolated gemset.
>
> Also keep in mind that many of the console level commands have changed, and
> the supporting libraries.  You may need to run "rails new ." to update the
> base files, but BE AWARE this will want to overwrite your project files (don't
> worry, it will ask you).  I highly recommend using git (or similar) to see the
> differences made and update the code as required.  This can be a painful
> process - perhaps someone here has an easier way?

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