cwonrails

brew uninstall node; brew prune; sudo rm /usr/local/bin/npm; sudo rm /usr/local/share/man/man1/node.1; sudo rm /usr/local/lib/dtrace/node.d; sudo rm -rf ~/.npm; sudo rm -rf ~/.node-gyp; sudo rm /opt/local/bin/node; sudo rm -rf /opt/local/lib/node_modules; lsbom -f -l -s -pf /var/db/receipts/org.nodejs.pkg.bom | while read f; do  sudo rm /usr/local/${f}; done; sudo rm -rf /usr/local/lib/node /usr/local/lib/node_modules /var/db/receipts/org.nodejs.*; 

jgamblin

#!/bin/bash

#Check If Brew Is Installed

if ! [ -x "$(command -v brew)" ]; then
      /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
   else
     brew update
     brew upgrade
   fi

gaearon

If you haven’t worked with JavaScript in the last few years, these three points should give you enough knowledge to feel comfortable reading the React documentation:

• We define variables with let and const statements. For the purposes of the React documentation, you can consider them equivalent to var.
• We use the class keyword to define JavaScript classes. There are two things worth remembering about them. Firstly, unlike with objects, you don't need to put commas between class method definitions. Secondly, unlike many other languages with classes, in JavaScript the value of this in a method [depends on how it is called](https://developer.mozilla.org/en-US/docs/Web/Jav