Move the downloaded file to your home directory and run the following command.
$ tar -xjf ruby-1.9.1-p0.tar.bz2
This will extract all the files from the archive into a directory called ruby-1.9.1-p0. Change to this directory.
$ cd ruby-1.9.1-p0
By Michael Morin, About.com Guide
Move the downloaded file to your home directory and run the following command.
$ tar -xjf ruby-1.9.1-p0.tar.bz2
This will extract all the files from the archive into a directory called ruby-1.9.1-p0. Change to this directory.
$ cd ruby-1.9.1-p0