yarn

nodejs package manager

install packages

• yarn # install packages if package.json is available
• yarn add PACKAGE # install PACKAGE locally
• yarn add -D DEV_PACKAGE # install DEV PACKAGE as development dependency
• yarn global add PACKAGE # add PACKAGE globally

upgrade packages

• yarn upgrade-interactive # upgrade local packages interactively
• yarn global upgrade-interactive # update global packages interactively
• yarn upgrade --latest # well, sometimes you actually need this. why not, right...?