Configure Ruby + Rails

ConfigureRubyOnRails.sh

sudo apt-get install git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev -y
sudo apt-get install libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev -y
sudo apt-get install libcurl4-openssl-dev python-software-properties libffi-dev -y

sudo apt-get install libgdbm-dev libncurses5-dev automake libtool bison libffi-dev -y

#Note that this key may changes
gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3

#if this command fails, you should get a message containing the correct gpg command to run instead of the above
curl -L https://get.rvm.io | bash -s stable

source ~/.rvm/scripts/rvm
rvm install 2.2.3
rvm use 2.2.3 --default
ruby -v

echo "gem: --no-ri --no-rdoc" > ~/.gemrc
gem install bundler

sudo add-apt-repository ppa:chris-lea/node.js -y
sudo apt-get update
sudo apt-get install nodejs -y

#Install the required tools for rails
sudo apt-get install libgmp-dev -y

#Install rails. Could take a while!
gem install rails -v 4.2.4

#Finally, run this to check that everything is installed:
rails -v

mkdir rails_apps
cd rails_apps