Slide 1

Slide 1 text

Let’s Use More JavaScript, OK?

Slide 2

Slide 2 text

describe javascript in a few words? how would you

Slide 3

Slide 3 text

No content

Slide 4

Slide 4 text

Wat @garybernhardt https://www.destroyallsoftware.com/talks/wat

Slide 5

Slide 5 text

1 + 3 ! => 4

Slide 6

Slide 6 text

"hel" + "lo" ! => "hello"

Slide 7

Slide 7 text

[] + [] ! => ""

Slide 8

Slide 8 text

{} + {} ! => 0

Slide 9

Slide 9 text

No content

Slide 10

Slide 10 text

typeof 5 ! => Number

Slide 11

Slide 11 text

typeof "hello" ! => String

Slide 12

Slide 12 text

typeof [1,2,3] ! => Object

Slide 13

Slide 13 text

typeof [1,2,3] ! => Object

Slide 14

Slide 14 text

typeof null ! => Object

Slide 15

Slide 15 text

typeof null ! => Object

Slide 16

Slide 16 text

No content

Slide 17

Slide 17 text

typeof NaN ! => Number

Slide 18

Slide 18 text

typeof NaN ! => Number

Slide 19

Slide 19 text

No content

Slide 20

Slide 20 text

No content

Slide 21

Slide 21 text

! Got a question? ASK TWITTERS!

Slide 22

Slide 22 text

No content

Slide 23

Slide 23 text

No content

Slide 24

Slide 24 text

JavaScript, the worst invention ever. –Bert Bos computer scientist former W3C chairman CSS Working Group

Slide 25

Slide 25 text

No content

Slide 26

Slide 26 text

No content

Slide 27

Slide 27 text

The most brittle part of the stack is JavaScript. –Jeremy Keith web evangelist

Slide 28

Slide 28 text

No content

Slide 29

Slide 29 text

No content

Slide 30

Slide 30 text

No content

Slide 31

Slide 31 text

No content

Slide 32

Slide 32 text

{{ JavaScript 18 other languages

Slide 33

Slide 33 text

=

Slide 34

Slide 34 text

===

Slide 35

Slide 35 text

Why?

Slide 36

Slide 36 text

READY, SET, HISTORY

Slide 37

Slide 37 text

ASSEMBLY

Slide 38

Slide 38 text

No content

Slide 39

Slide 39 text

No content

Slide 40

Slide 40 text

FORTRAN Formula Translating System

Slide 41

Slide 41 text

No content

Slide 42

Slide 42 text

FORTRAN code example

Slide 43

Slide 43 text

COBOL Common Business Oriented Language

Slide 44

Slide 44 text

COBOL “Hello World”

Slide 45

Slide 45 text

The use of COBOL cripples the mind; its teaching should, therefore, be regarded as a criminal offense. “ –Edsger Dijkstra, 1975

Slide 46

Slide 46 text

ALGOL Algorithmic Language

Slide 47

Slide 47 text

ALGOL example code

Slide 48

Slide 48 text

LISP List Processing

Slide 49

Slide 49 text

LISP: the most intelligent way to misuse a computer. “

Slide 50

Slide 50 text

C

Slide 51

Slide 51 text

No content

Slide 52

Slide 52 text

A C program is like a fast dance on a newly waxed dance floor by people carrying razors. “ –Waldi Ravens

Slide 53

Slide 53 text

FORTRAN COBOL BASIC ALGOL C LISP Simula Smalltalk C++, PHP, Objective-C, Java Ruby Scheme Self

Slide 54

Slide 54 text

LIKEABILITY ADOPTION AVAILABILITY EASE OF USE Likeability doesn’t matter. 1.

Slide 55

Slide 55 text

LIKEABILITY ADOPTION AVAILABILITY EASE OF USE Likeability doesn’t matter. 1.

Slide 56

Slide 56 text

People hate JavaScript. (They should get over it.)

Slide 57

Slide 57 text

! 25 Scheme 27 Lisp 36 Smalltalk ! ?? ALGOL

Slide 58

Slide 58 text

! ☔️ 1 C 2 Java 3 PHP 5 C++ 25 Scheme 27 Lisp 36 Smalltalk ! ?? ALGOL

Slide 59

Slide 59 text

JavaScript is everywhere. 2. Likeability doesn’t matter. 1.

Slide 60

Slide 60 text

JavaScript is 2. Likeability doesn’t matter. 1. JavaScript is awesome. 3.

Slide 61

Slide 61 text

FUNCTIONS!!!

Slide 62

Slide 62 text

FUNCTIONS!!!

Slide 63

Slide 63 text

FUNCTIONS!!!

Slide 64

Slide 64 text

FUNCTIONS!!!

Slide 65

Slide 65 text

FUNCTIONS!!!

Slide 66

Slide 66 text

FUNCTIONS!!!

Slide 67

Slide 67 text

FUNCTIONS!!!

Slide 68

Slide 68 text

Prototype Inheritance

Slide 69

Slide 69 text

No content

Slide 70

Slide 70 text

No content

Slide 71

Slide 71 text

No content

Slide 72

Slide 72 text

1 episode: 10 months 1 batch: 30 days Entire programming language: 10 days

Slide 73

Slide 73 text

LiveScript

Slide 74

Slide 74 text

LiveScript

Slide 75

Slide 75 text

LiveScript Java

Slide 76

Slide 76 text

JavaScript JScript

Slide 77

Slide 77 text

European Computer Manufacturers Association (ECMA)

Slide 78

Slide 78 text

JavaScript JScript ECMAScript

Slide 79

Slide 79 text

ES1 (June 1997) ES2 (June 1998) ES3 (December 1999)

Slide 80

Slide 80 text

DOM AND THE DARK YEARS OF THE DOM CSS 1 XML RDF HTML 4.0

Slide 81

Slide 81 text

Jesse James Garrett 2005

Slide 82

Slide 82 text

No content

Slide 83

Slide 83 text

NOT BAD

Slide 84

Slide 84 text

No content

Slide 85

Slide 85 text

No content

Slide 86

Slide 86 text

The first time you run $(’.foo’).fadeOut(), you feel like a god damn wizard. “ –Oscar Godson, jQuery Made Me Become A Programmer

Slide 87

Slide 87 text

No content

Slide 88

Slide 88 text

No content

Slide 89

Slide 89 text

No content

Slide 90

Slide 90 text

No content

Slide 91

Slide 91 text

ES5

Slide 92

Slide 92 text

ES5 Shim github.com/es-shims/es5-shim

Slide 93

Slide 93 text

small reusable libraries

Slide 94

Slide 94 text

… 451!

Slide 95

Slide 95 text

No content

Slide 96

Slide 96 text

No content

Slide 97

Slide 97 text

No content

Slide 98

Slide 98 text

No content

Slide 99

Slide 99 text

No content

Slide 100

Slide 100 text

youtube.com/watch?v=ztspvPYybIY

Slide 101

Slide 101 text

No content

Slide 102

Slide 102 text

No content

Slide 103

Slide 103 text

http://addyosmani.com/writing-modular-js/

Slide 104

Slide 104 text

No content

Slide 105

Slide 105 text

myproject/ main.js

Slide 106

Slide 106 text

myproject/ main.js sayHello.js

Slide 107

Slide 107 text

No content

Slide 108

Slide 108 text

No content

Slide 109

Slide 109 text

FILE SCOPE sayHello.js

Slide 110

Slide 110 text

FILE SCOPE sayHello.js

Slide 111

Slide 111 text

main.js

Slide 112

Slide 112 text

No content

Slide 113

Slide 113 text

No content

Slide 114

Slide 114 text

browserify main.js -o bundle.js $

Slide 115

Slide 115 text

myproject/ main.js sayHello.js bundle.js

Slide 116

Slide 116 text

No content

Slide 117

Slide 117 text

No content

Slide 118

Slide 118 text

No content

Slide 119

Slide 119 text

No content

Slide 120

Slide 120 text

No content

Slide 121

Slide 121 text

No content

Slide 122

Slide 122 text

Likeability doesn’t matter. 1.

Slide 123

Slide 123 text

Likeability doesn’t matter. 1.

Slide 124

Slide 124 text

JavaScript is everywhere. 2. Likeability doesn’t matter. 1.

Slide 125

Slide 125 text

No content

Slide 126

Slide 126 text

No content

Slide 127

Slide 127 text

JavaScript is 2. Likeability doesn’t matter. 1. JavaScript is awesome. 3.

Slide 128

Slide 128 text

No content

Slide 129

Slide 129 text

No content

Slide 130

Slide 130 text

No content

Slide 131

Slide 131 text

No content

Slide 132

Slide 132 text

No content

Slide 133

Slide 133 text

Rate this talk! bit.ly/psuprogramming THANKS. Follow me/AMA twitter.com/rhodesjason