Awesome
<img src="https://cdn.rawgit.com/detailyang/awesome-cheatsheet/master/awesome.svg" alt="awesome" width="120" align="right" >Awesome Cheatsheet 
Why Yarn
Yarn is Super Fast!!
Yarn caches every package it downloads so it never needs to again. It also parallelizes operations to maximize resource utilization so install times are faster than ever.
Common NPM commands in Yarn
| NPM Command | Yarn Command | Description (wherever necessary) |
|---|---|---|
| npm install | yarn <br/> yarn install | Will install packages listed in the package.json file |
npm install pkg-name <br/> npm install --save pkg-name | yarn add pkg-name | By default Yarn adds the pgk-name to package.json and yarn.lock files |
npm install pkg-name@1.0.0 | yarn add pgk-name@1.0.0 | |
npm install pkg-name --save-dev | yarn add pkg-name --dev | |
npm install pkg-name --peer | yarn add pkg-name--peer | |
npm install pkg-name --optional | yarn add --optional | |
npm install -g pkg-name | yarn global add pkg-name | Careful, yarn add global pkg-name adds packages global and pkg-name locally! |
| npm update | yarn upgrade | Note: It's called upgrade in yarn |
npm uninstall pkg-name | yarn remove pkg-name | |
npm run script-name | yarn run script-name | |
| npm init | yarn init | |
| npm pack | yarn pack | Creates a compressed gzip archive of the package dependencies |
| npm link | yarn link | |
| npm outdated | yarn outdated | |
| npm publish | yarn publish | |
| npm run | yarn run | |
| npm cache clean | yarn cache clean | |
| npm login | yarn login (and logout) | |
| npm test | yarn test | |
| npm install --production | yarn --production | |
| npm --version | yarn version | |
| npm info | yarn info |
New Commands in Yarn
| Yarn Command | Description |
|---|---|
yarn why pkg-name | Builds a dependency graph on why this package is being used |
| yarn clean | Frees up space by removing unnecessary files and folders from dependencies |
| yarn licenses ls | Inspect the licenses of your dependencies |
| yarn licenses generate-disclaimer | Automatically create your license dependency disclaimer |