cheatsheets/yarn.md

title	category
Yarn	JavaScript libraries

npm	yarn
npm install	yarn
npm install gulp --save	yarn add gulp
npm install gulp --save-dev --save-exact	yarn add gulp --dev --exact
npm install -g gulp	yarn global add gulp
./node_modules/.bin/gulp	yarn run gulp

yarn add

--dev
--peer
--optional
--exact
--tilde