mannuelf

Assuming you have JAVA and the SDK installed and...

you are wanting to test stuff using Android Emulator on MAC here are a few key commands and steps to get it going.

List Android Virtual Devices
$ => android list

Create Android Virtual Device
$ => android create avd -n myDroid-4.4.2 -t android-19 --abi default/x86

mannuelf

// function constructor : the last paramater is the function logic, everything before it is a paramater
var theConstructor = new Function('x', 'y', 'return x + y');

// function statement
function theStatement(x, y) {
	return x + y
};

// function expression
var theExpression = function(x, y) {

mannuelf

// functions are invoked using four different scenarios or patterns
	/*
	1. As a function
	2. As a method
	3. As a constructor
	*/

	// function pattern
	var myFunction = function(){
		return 'foo';

mannuelf

// predefined JavaScript functions

decodeURI()
decodeURIComponent()
encodeURI()
encodeURIComponent()
eval()
isFinite()
isNan()
parseFloat()

mannuelf

var manny =  {
name: "Mannuel Ferreira",
age: 32
};

mannuelf

var manny = new Object();
manny.name = "Mannuel Ferreira";
manny.age = 32;
manny.profession = "Web developer"; 

mannuelf

var bob = {
    firstName: "Bob",
    lastName: "Jones",
    phoneNumber: "(650) 777-7777",
    email: "bob.jones@example.com"
};

var mary = {
    firstName: "Mary",
    lastName: "Johnson",

mannuelf

var nyc = {
    fullName: "New York City",
    mayor: "Bill de Blasio",
    population: 8000000,
    boroughs: 5
};
for ( var property in nyc ) {
    console.log(property);
}

mannuelf

var suitcase = {
    shirt: "Hawaiian"
};

if(suitcase.hasOwnProperty("shorts")){
    console.log(suitcase.shorts);
}
else {
    suitcase.shorts = "Denim";
    console.log(suitcase.shorts);

mannuelf

var nyc = {
    fullName: "New York City",
    mayor: "Bill de Blasio",
    population: 8000000,
    boroughs: 5
};

// write a for-in loop to print the value of nyc's properties
for(var x in nyc) {
    console.log(nyc[x]);