Installing Ruby on Rails in Ubuntu 18.04 without any Ruby Manager

rails_ubuntu_18_04.txt

Installing Ruby on Rails in Ubuntu 18.04 without any Ruby Manager

1.- As Root
  -- Install Ruby and other packages you could be needing for Rails
  apt-get install ruby ruby-dev sqlite3  gcc g++ make zlib1g-dev
  gem update system 3.0.8
  gem install bundler
  -- Install Node
   curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash - && \
   apt-get install -y nodejs python-requests python-ipaddr && \
   apt-get install -y python-dev python-setuptools make python-docutils
  -- Install Yarn
  curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
  echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
  apt update && sudo apt install yarn
  -- Install Rails  
     gem install rails
2. Now as normal user -> Create a New Rails Project 
  rails new Site
  cd Site
  bundle install --path vendor/bundle
  bundle install
  rails webpacker:install
  yarn install --check-files
  rails server -b 0.0.0.0 &

  * Listening on tcp://0.0.0.0:3000
  Use Ctrl-C to stop


sudo apt update
sudo apt install git curl libssl-dev libreadline-dev zlib1g-dev autoconf bison build-essential libyaml-dev libreadline-dev libncurses5-dev libffi-dev libgdbm-dev
curl -sL https://github.com/rbenv/rbenv-installer/raw/master/bin/rbenv-installer | bash -
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
echo 'eval "$(rbenv init -)"' >> ~/.bashrc
source ~/.bashrc
rbenv install 2.5.3
rbenv global 2.5.3
ruby -v