app.js

// Commented out for brevity

$(document).ready(function(){
  $('#note').bind('input propertychange', function(){
    localStorage.setItem("note", $(this).val());
  });

  if(localStorage.getItem("note") && localStorage.getItem("note")!=''){
    var noteItem = localStorage.getItem("note")
    $('#note').val(noteItem);
  }
});