Different version of RoR on server

The long way would be to install 2.1.1 via "gem install rails -v
2.1.1" and change the Rails version for the app in config/

Eric wrote:

You will probably have to make other changes too, depending on how the
app itself is written.


Eric wrote:

the rails command accepts the version number, by prefixing and
appending the version number by underscore.
eg: rails _2.2.2_ newapp -d mysql