Slide 1

Slide 1 text

I’ve seen the future @HenrikJoreteg

Slide 2

Slide 2 text

JAVASCRIPT APPLICATIONS

Slide 3

Slide 3 text

WAIT?!

Slide 4

Slide 4 text

SERVER? COMMAND LINE? BROWSER?

Slide 5

Slide 5 text

WEB APPLICATIONS

Slide 6

Slide 6 text

WAIT?!

Slide 7

Slide 7 text

WHAT IS A WEB APP REALLY?

Slide 8

Slide 8 text

THE WEB HAS AN

Slide 9

Slide 9 text

RAILS/.NET/DJANGO

Slide 10

Slide 10 text

No content

Slide 11

Slide 11 text

1. REQUEST

Slide 12

Slide 12 text

1. REQUEST 2. PROXY/MIDDLEWARE

Slide 13

Slide 13 text

1. REQUEST 2. PROXY/MIDDLEWARE 3. HANDLER

Slide 14

Slide 14 text

1. REQUEST 2. PROXY/MIDDLEWARE 3. HANDLER •DATABASE CALL

Slide 15

Slide 15 text

1. REQUEST 2. PROXY/MIDDLEWARE 3. HANDLER •DATABASE CALL •TEMPLATING

Slide 16

Slide 16 text

1. REQUEST 2. PROXY/MIDDLEWARE 3. HANDLER •DATABASE CALL •TEMPLATING •RETURN HTML

Slide 17

Slide 17 text

THAT’S A WEB APP!

Slide 18

Slide 18 text

WAIT?!

Slide 19

Slide 19 text

No content

Slide 20

Slide 20 text

GMAIL?

Slide 21

Slide 21 text

GMAIL? FACEBOOK?

Slide 22

Slide 22 text

GMAIL? FACEBOOK? EVERNOTE?

Slide 23

Slide 23 text

GMAIL? FACEBOOK? EVERNOTE? DROPBOX?

Slide 24

Slide 24 text

GMAIL? FACEBOOK? EVERNOTE? DROPBOX? TALKY.IO?

Slide 25

Slide 25 text

THE WEB HAS CHANGED

Slide 26

Slide 26 text

"But, I’m not building Facebook"

Slide 27

Slide 27 text

No content

Slide 28

Slide 28 text

1. HTML INTERFACE

Slide 29

Slide 29 text

1. HTML INTERFACE 2. API

Slide 30

Slide 30 text

1. HTML INTERFACE 2. API 3. iOS APP

Slide 31

Slide 31 text

1. HTML INTERFACE 2. API 3. iOS APP 4. ANDROID APP

Slide 32

Slide 32 text

AS SOON AS THERE IS MORE THAN A SINGLE WEB INTERFACE?

Slide 33

Slide 33 text

SOMETHING GREATER THAN A WEB APP

Slide 34

Slide 34 text

SO WHAT?

Slide 35

Slide 35 text

IT CHANGES YOUR ARCHITECTURE

Slide 36

Slide 36 text

LET’S TALK SCIENCE!

Slide 37

Slide 37 text

COMPUTER SCIENCE

Slide 38

Slide 38 text

#1 SEPARATION OF CONCERNS

Slide 39

Slide 39 text

#2 ENCAPSULATION

Slide 40

Slide 40 text

SO HOW DID WE DO?

Slide 41

Slide 41 text

1. REQUEST 2. PROXY/MIDDLEWARE 3. HANDLER •DATABASE CALL •TEMPLATING •RETURN HTML

Slide 42

Slide 42 text

MAYBE NOT PERFECT…

Slide 43

Slide 43 text

…BUT IT GETS BETTER

Slide 44

Slide 44 text

…BY WHICH I MEAN WORSE

Slide 45

Slide 45 text

WE SEND JAVASCRIPT!

Slide 46

Slide 46 text

No content

Slide 47

Slide 47 text

1. CODE WITH OUR CONTENT

Slide 48

Slide 48 text

1. CODE WITH OUR CONTENT 2. AJAX TO FETCH MORE DATA

Slide 49

Slide 49 text

1. CODE WITH OUR CONTENT 2. AJAX TO FETCH MORE DATA 3. WE DO TEMPLATING AGAIN!

Slide 50

Slide 50 text

No content

Slide 51

Slide 51 text

4. JSON API

Slide 52

Slide 52 text

4. JSON API 5. DASHBOARD APP

Slide 53

Slide 53 text

4. JSON API 5. DASHBOARD APP 6. SUPPORT TOOL APP

Slide 54

Slide 54 text

4. JSON API 5. DASHBOARD APP 6. SUPPORT TOOL APP 7. MOBILE WEB APP

Slide 55

Slide 55 text

No content

Slide 56

Slide 56 text

WHAT IS THE ALTERNATIVE?

Slide 57

Slide 57 text

HOW DO WE SEPARATE CONCERNS?

Slide 58

Slide 58 text

API SERVERS SPEAK DATA

Slide 59

Slide 59 text

CLIENTS DO PRESENTATION

Slide 60

Slide 60 text

MOST CAPABLE UBIQUITOUS RUNTIME ON THE PLANET

Slide 61

Slide 61 text

WE SHOULD STOP TREATING IT LIKE A DUMB DOCUMENT RENDERER…

Slide 62

Slide 62 text

WEB APP iOS APP Mobile Web App HTML RSS JSON MAIN HTML INTERFACE JSON HTML PUBLIC API JSON FEED READERS 3RD PARTIES JSON ADMIN INTERFACE HTML

Slide 63

Slide 63 text

iOS CLIENT DASHBOARD JS CLIENT MAIN JS CLIENT 3RD PARTY CLIENT SERVICE INTEGRATION JSON SESSION API SERVICE API(s) REDIS RIAK SOLR SERVICE API(s) SERVICE API(s) SERVICE APIs

Slide 64

Slide 64 text

WHAT DO WE GAIN?

Slide 65

Slide 65 text

EASIER TO DISTRIBUTE WORK TO A TEAM

Slide 66

Slide 66 text

EASILY BUILD CLIENTS FOR NEW PLATFORMS

Slide 67

Slide 67 text

ISOLATE PERFORMANCE ISSUES

Slide 68

Slide 68 text

WAY EASIER TO: TEST

Slide 69

Slide 69 text

WAY EASIER TO: MAINTAIN

Slide 70

Slide 70 text

WAY EASIER TO: SCALE

Slide 71

Slide 71 text

WAY EASIER TO: SECURE

Slide 72

Slide 72 text

SOLVE SCALING ISSUES AT THE EXACT BOTTLENECK

Slide 73

Slide 73 text

EASILY BUILD VARIATIONS OF YOUR CLIENTS

Slide 74

Slide 74 text

A/B TESTING ANYONE?

Slide 75

Slide 75 text

SERVE CLIENT APPLICATION FROM STATIC SERVERS

Slide 76

Slide 76 text

WORK ON A CLIENT LOCALLY AGAINST PRODUCTION API

Slide 77

Slide 77 text

"That’s a nice theory, but how?"

Slide 78

Slide 78 text

SEND THE APP ITSELF TO THE BROWSER INSTEAD OF THE RESULT OF RUNNING IT

Slide 79

Slide 79 text

"You have to send the browser HTML!"

Slide 80

Slide 80 text

THE ENTIRE HTML FOR AND BANG: GET https://andbang.com/*

Slide 81

Slide 81 text

SO HOW DO WE BUILD THIS WAY?

Slide 82

Slide 82 text

{{ DO A DEMO, HENRIK! }}

Slide 83

Slide 83 text

HOT NEW JAVASCRIPT FRAMEWORK OF THE WEEK!

Slide 84

Slide 84 text

HOW DO YOU PICK?

Slide 85

Slide 85 text

WHERE DO YOU START?

Slide 86

Slide 86 text

andyet.com

Slide 87

Slide 87 text

~27 DEVELOPERS GOBS OF JS APPS REALTIME APPS

Slide 88

Slide 88 text

HOW WE DECIDED WHAT TO USE:

Slide 89

Slide 89 text

GOALS

Slide 90

Slide 90 text

1. BUILD GREAT APPS GOALS

Slide 91

Slide 91 text

1. BUILD GREAT APPS 2. QUICKLY GOALS

Slide 92

Slide 92 text

1. BUILD GREAT APPS 2. QUICKLY 3. WRITE JAVASCRIPT GOALS

Slide 93

Slide 93 text

1. BUILD GREAT APPS 2. QUICKLY 3. WRITE JAVASCRIPT 4. HIGH LEVEL OF CONTROL GOALS

Slide 94

Slide 94 text

1. BUILD GREAT APPS 2. QUICKLY 3. WRITE JAVASCRIPT 4. HIGH LEVEL OF CONTROL 5. INSANELY MODULAR/FLEXIBLE GOALS

Slide 95

Slide 95 text

1. BUILD GREAT APPS 2. QUICKLY 3. WRITE JAVASCRIPT 4. HIGH LEVEL OF CONTROL 5. INSANELY MODULAR/FLEXIBLE 6. NOT TOO ABSTRACT GOALS

Slide 96

Slide 96 text

FOUR BIG PROBLEMS TO SOLVE:

Slide 97

Slide 97 text

1. FETCHING/STORING STATE

Slide 98

Slide 98 text

2. RENDERING HTML

Slide 99

Slide 99 text

3. BINDING STATE TO DOM

Slide 100

Slide 100 text

4. CLIENTSIDE ROUTING

Slide 101

Slide 101 text

A FEW SPECIFIC FRAMEWORKS:

Slide 102

Slide 102 text

AngularJS

Slide 103

Slide 103 text

1. easy to start AngularJS

Slide 104

Slide 104 text

1. easy to start 2. logic mixed into HTML AngularJS

Slide 105

Slide 105 text

1. easy to start 2. logic mixed into HTML 3. you’re learning Angular, not JS AngularJS

Slide 106

Slide 106 text

1. easy to start 2. logic mixed into HTML 3. you’re learning Angular, not JS 4. highly abstracted AngularJS

Slide 107

Slide 107 text

Ember

Slide 108

Slide 108 text

1. Lots of decisions made for you Ember

Slide 109

Slide 109 text

1. Lots of decisions made for you 2. Everything is "ember" as a base Ember

Slide 110

Slide 110 text

1. Lots of decisions made for you 2. Everything is "ember" as a base 3. Lack of flexibility Ember

Slide 111

Slide 111 text

No content

Slide 112

Slide 112 text

Backbone

Slide 113

Slide 113 text

1. Basic building blocks Backbone

Slide 114

Slide 114 text

1. Basic building blocks 2. Extremely flexible Backbone

Slide 115

Slide 115 text

1. Basic building blocks 2. Extremely flexible 3. You have to solve more problems Backbone

Slide 116

Slide 116 text

We made HumanJS:

Slide 117

Slide 117 text

1. Backbone as a base We made HumanJS:

Slide 118

Slide 118 text

1. Backbone as a base 2. Stricter Models We made HumanJS:

Slide 119

Slide 119 text

1. Backbone as a base 2. Stricter Models 3. Conventions for binding to views We made HumanJS:

Slide 120

Slide 120 text

HumanJavascript.com

Slide 121

Slide 121 text

What’s next?

Slide 122

Slide 122 text

Shh…

Slide 123

Slide 123 text

AMPERSAND.js

Slide 124

Slide 124 text

No content

Slide 125

Slide 125 text

1. Un-frameworky non-framework

Slide 126

Slide 126 text

1. Un-frameworky non-framework 2. Backbone ripped apart

Slide 127

Slide 127 text

1. Un-frameworky non-framework 2. Backbone ripped apart 3. Individual npm modules

Slide 128

Slide 128 text

1. Un-frameworky non-framework 2. Backbone ripped apart 3. Individual npm modules 4. Insanely flexible

Slide 129

Slide 129 text

No content

Slide 130

Slide 130 text

5. Clear starting point

Slide 131

Slide 131 text

5. Clear starting point 6. CommonJS + Browserify

Slide 132

Slide 132 text

5. Clear starting point 6. CommonJS + Browserify 7. Directory of "sanctioned" modules

Slide 133

Slide 133 text

5. Clear starting point 6. CommonJS + Browserify 7. Directory of "sanctioned" modules 8. IE9+ only

Slide 134

Slide 134 text

WE’RE BUILDING APPS WITH IT ALREADY

Slide 135

Slide 135 text

ampersandjs.com

Slide 136

Slide 136 text

QUESTIONS?

Slide 137

Slide 137 text

THANKS! @HenrikJoreteg