


\begin{lstlisting}[caption=RoR installation] 

# install ruby 
sudo apt-get install ruby ruby-dev

# install sqllite
sudo apt-get install sqlite3 libsqlite3-dev

# install postgresql
sudo apt-get install postgresql

# install java script
sudo apt-get install nodejs


#
# download and cd to gems directory
#

sudo ruby setup.rb

# or
#gem update --system


# optional 

sudo gem install execjs

sudo gem install jquery-rails

sudo gem install multi_json

sudo gem install jquery-turbolinks

sudo gem install sprockets

sudo gem install sprockets

sudo gem install rails

sudo gem install activemodel 

sudo gem install actionmailer 

sudo gem install coffee-rails

sudo gem install coffee-script

sudo gem install json_pure

sudo gem install activerecord-deprecated_finders

sudo gem install arel

sudo gem install sqlite3


\end{lstlisting}

















