qetr1ck-op

let animal = {
  jumps: null
};
let rabbit = {
  jumps: true
};

rabbit.__proto__ = animal;

console.log( rabbit.jumps ); // ? (1)

qetr1ck-op

var data = Object.create(null);
data.text = "Hello!";

console.log(data.text); // Hello!
console.log(data.toString); // undefined

console.log(data.__proto__); 

qetr1ck-op

var animal = {eats: true};

var rabbit = Object.create(animal); //rabbit.__proto__ = animal

console.log(rabbit.eats) //true

qetr1ck-op

let animal = {},
  rabbit = {};
  
Object.setPrototypeOf(rabbit, animal); // rabbit.__proto__ = animal

console.log(Object.getPrototypeOf(rabbit) === animal ) // true

qetr1ck-op

let owl = {
    sayHello(str) {
      return `Hello ${str} !`;
    } 
}

let winnie = {};
winnie.__proto__ = owl;

let donkey = {};

qetr1ck-op

var rabbit = {foo: 'bar'};

rabbit.__proto__ = window;

console.log(rabbit.location) // call location object through window object

qetr1ck-op

var animal = {
  eats: true
};

var rabbit = {
  jumps: true,
  __proto__: animal
};

for (var key in rabbit) {

qetr1ck-op

var animal = {
  eats: true
};

var rabbit = {
  jumps: true,
  __proto__: animal
};

for (var key in rabbit) {

qetr1ck-op

var animal = { eats: true },
    rabbit = { jumps: true };

rabbit.__proto__ = animal;

console.log(rabbit.eats) //true

qetr1ck-op

<div ng-controller="navCtrl">
   <span>{{user.name}}</span>
   <div ng-controller="loginCtrl">
      <span>{{user.name}}</span>
      <input ng-model="user.name"></input>
   </div>
</div>