PavanKu

Typography

Headings

Headings from h1 through h6 are constructed with a # for each level:

# h1 Heading
## h2 Heading
### h3 Heading

PavanKu

(function(){
	console.log("Anonymous function invocation");
	console.log(this === window);
})();
// Prints true on console

PavanKu

function foo () {
	'use strict';
	console.log("Simple function call")
	console.log(this === window); 
}

foo();	//prints false on console as in “strict mode” value of “this” in global execution context is undefined.

PavanKu

function Person(fn, ln) {
	this.first_name = fn;
	this.last_name = ln;

	this.displayName = function() {
		console.log(`Name: ${this.first_name} ${this.last_name}`);
	}
}

let person = new Person("John", "Reed");

PavanKu

function Person(fn, ln) {
	this.first_name = fn;
	this.last_name = ln;

	this.displayName = function() {
		console.log(`Name: ${this.first_name} ${this.last_name}`);
	}
}

let person = new Person("John", "Reed");

PavanKu

function Person(fn, ln) {
	this.first_name = fn;
	this.last_name = ln;

	this.displayName = function() {
		console.log(`Name: ${this.first_name} ${this.last_name}`);
	}
}

let person = new Person("John", "Reed");

PavanKu

function multiply(p, q, callback) {
	callback(p * q);
}

let user = {
	a: 2,
	b:3,
	findMultiply: function() {
		multiply(this.a, this.b, function(total) {
			console.log(total);

PavanKu

var count = 5;
function test () {
	console.log(this.count === 5);
}

test() // Prints true as “count” variable declaration happened in global execution context so count will become part of global object.

PavanKu

import { Contact } from './contact';

describe('Contact', () => {
  it('should create an instance', () => {
    expect(new Contact()).toBeTruthy();
  });

  it('should accept values from constructor', () => {
    let contact = new Contact({
      firstName: 'John',

PavanKu

import { TestBed, inject } from '@angular/core/testing';

import { AddressBookDataService } from './address-book-data.service';
import { Contact } from '../models/contact';

describe('AddressBookDataService', () => {
  beforeEach(() => {
    TestBed.configureTestingModule({
      providers: [AddressBookDataService]
    });