var result = db.query("select ... ");
//use resultdb.query("select ... ", function(result){
    //use result
});puts("enter your name");
var name = gets();
puts("name: " + name);puts("enter your name");
gets(function (name){
    puts("Name: " + name);
});{
    "name": "test",
    "version": "1.0.0",
    "description": "test",
    "main": "app.js",
    "keywords":[
        "demo"
    ],
    "author": "dev <dev@company.com"> ()",
    "license": "ISC"
}choco install nodejs.install<body ng-app>
    <input ng-model="name">
    <p>
        Hello {{name}}
    </p>
</body><script>
function TodoController($scope){
    $scope.todos = [
        { name: 'todo1', completed: true},
        { name: 'todo2', completed: false}
    ];
}
</script><body ng-app>
    <div ng-controller="TodoController">
        <ul>
            <li ng-repeat="todo in todos">
                <input type="checkbox" ng-model="todo.completed">
                    {{ todo.name }}
            </li>
        </ul>
    </div>
</body>allow you to encapsulate parts of your application and reuse them in other places
angular.module('app', [])
  .controller('TodoController', ['$scope', function ($scope) {
$scope.todos = [
  { title: 'todo1', completed: true },
  { title: 'todo2', completed: false }
];
  }]);