From 12/7 session

part-of-artist.js

componentDidMount: function () {

  var that = this;
  $.ajax({
    url: '/api/artists',
    type: 'GET',
    success: function (result) {
      that.setState({
        artists: result
      });
    }
  });
  
  // other code if neccessary
  // ...
  
}