tom76kimo

• Explain event delegation
• Explain how this works in JavaScript
• What is a closure, and how/why would you use one?
• Explain the difference between synchronous and asynchronous functions
• Explain Function.prototype.bind.
• Explain Ajax in as much detail as possible.
• Explain "hoisting".
• Describe event bubbling.
• Describe event capturing.
• What are the differences between variables created using let, var or const?

tom76kimo

class ImagePtr {
  public:
      ImagePtr(const char* imageFile);
      virtual ~ImagePtr();

      virtual Image* operator->();
      virtual Image& operator*();
  private:
      Image* Loadlmage();
  private:

tom76kimo

interface Extent {
    width: number;
    height: number;
}

abstract class Graphic {
    protected fileName: string;
    abstract getExtent(): Extent;
    abstract draw(): void;
}

tom76kimo

interface Component { 
    operation(): void;
}

class ConcreteComponent implements Component { 
    public operation() { 

    }
}

tom76kimo

interface Minion {
    behit(damage: number): void;
    getBlood(): number;
}

class SilverHandRecruit implements Minion {
    private blood: number = 10;
    behit(damage: number) {
        this.blood -= damage;
    }

tom76kimo

// Do this
Component c, c1; 
c = new ConcreteComponent();
c1 = new ConcreteDecorator(c);

// Do not
ConcreteComponent c;
c = new ConcreteComponent();

ConcreteDecorator c1;

tom76kimo

interface Component { 
    operation(): void;
}

class ConcreteComponent implements Component { 
    public operation() { 
        console.log('origin opration');
    }
}

tom76kimo

function simulate(element, eventName) {
  var event; // The custom event that will be created
  
  if (document.createEvent) {
    event = document.createEvent("HTMLEvents");
    event.initEvent(eventName, true, true);
  } else {
    event = document.createEventObject();
    event.eventType = eventName;
  }

tom76kimo

var webpack = require("webpack");

module.exports = {
  entry: {
    app: "./app.js",
    vendor: ["jquery", "underscore", ...],
  },
  output: {
    filename: "bundle.js"
  },

tom76kimo

var Promise = require('es6-promise').Promise;

var funcs = [];
funcs[0] = function (cb) {
    setTimeout(function () {
        console.log(1);
        cb();
    }, 2000);
};