- update your system
- install git, curl, rvm
- install required packages
- install rails
- done
Step by step
Update system
sudo apt-get update
Install git
sudo apt-get install git
Install curl
sudo apt-get install curl
Install rvm
curl -L get.rvm.io | bash -s stable
Reload to start using rvm
source ~/.rvm/scripts/rvm
or
source /home//.rvm/scripts/rvm
Check required packages
rvm requirements
and then copy the install command from output, it should look like this
sudo apt-get -y install build-essential openssl libreadline6 libreadline6-dev zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-0 libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison subversion
Install Javascript runtime
sudo apt-get install nodejs
Install ruby
rvm install 1.9.3
(1.9.3 is the newest version at the time of this writing)
Set ruby version to default
rvm use 1.9.3 --default
Install rails
gem install rails
Done
start your app and see it works! cheers!