Cacher is the code snippet organizer for pro developers

var el = $('.workshopper>code');
var str = '';
for(var i = 0 ; i < el.length ; i++){
  if(el[i].innerHTML.indexOf('npm install -g') !== -1)  
    str += 'sudo npm install -g' + el[i].innerHTML.substr(14) + '\n';
};
console.log(str);