Install Ionic Using Yarn on Ubuntu

install_ionic_yarn.sh

# Install Node
sudo apt-get install nodejs

# Link command node
sudo ln -s /usr/bin/nodejs /usr/bin/node

# Install CURL
sudo apt-get install curl

# Add Key and Repository
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

# Update index and install Yarn
sudo apt-get update
sudo apt-get install yarn

# Install Cordova
sudo yarn global add cordova

# Install Ionic Using Yarn
sudo yarn global add ionic