title: getting error on installing `@angular/cli` on mac system
body: <p>I am trying to install the <code>angular5</code> or later to my mac machine. but getting error(s) how to solve this? here is the error details:</p>
  
  <pre><code>03:56:57 {master} ~/arif/ng/mean-angular5$ node -v
  v6.11.1
  03:57:00 {master} ~/arif/ng/mean-angular5$ clear
  
  03:57:35 {master} ~/arif/ng/mean-angular5$ npm install -g  @angular/cli
  npm ERR! Darwin 16.6.0
  npm ERR! argv "/Users/jinugeorge/Downloads/node-v6.11.1-darwin-x64/bin/node" "/Users/jinugeorge/Downloads/node-v6.11.1-darwin-x64/bin/npm" "install" "-g" "@angular/cli"
  npm ERR! node v6.11.1
  npm ERR! npm  v3.10.10
  npm ERR! code ETARGET
  
  npm ERR! notarget No compatible version found: require-from-string@^1.1.0
  npm ERR! notarget Valid install targets:
  npm ERR! notarget 2.0.2
  npm ERR! notarget 
  npm ERR! notarget This is most likely not a problem with npm itself.
  npm ERR! notarget In most cases you or one of your dependencies are requesting
  npm ERR! notarget a package version that doesn't exist.
  npm ERR! notarget 
  npm ERR! notarget It was specified as a dependency of 'cosmiconfig'
  npm ERR! notarget 
  
  npm ERR! Please include the following file with any support request:
  npm ERR!     /Users/jinugeorge/arif/ng/mean-angular5/npm-debug.log
  03:58:05 {master} ~/arif/ng/mean-angular5$ 
  </code></pre>