yarn 1.7.3 linux code example
Example 1: linux install yarn
curl -o- -L https://yarnpkg.com/install.sh | bash
Example 2: yarn ubuntu
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