Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
ES2015 & React
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Stepan Parunashvili
December 18, 2015
Technology
0
61
ES2015 & React
Talk on ES2015, and react at futureadvisor
Stepan Parunashvili
December 18, 2015
Tweet
Share
More Decks by Stepan Parunashvili
See All by Stepan Parunashvili
Scaling React Applications
stopachka
2
100
Universal Applications
stopachka
0
80
Engineering Growth
stopachka
0
59
Universal Applications
stopachka
1
91
ES2015
stopachka
0
65
Other Decks in Technology
See All in Technology
Kiro IDEのドキュメントを全部読んだので地味だけどちょっと嬉しい機能を紹介する
khmoryz
0
170
変化するコーディングエージェントとの現実的な付き合い方 〜Cursor安定択説と、ツールに依存しない「資産」〜
empitsu
4
1.3k
Cosmos World Foundation Model Platform for Physical AI
takmin
0
760
Bill One 開発エンジニア 紹介資料
sansan33
PRO
4
17k
ClickHouseはどのように大規模データを活用したAIエージェントを全社展開しているのか
mikimatsumoto
0
210
【5分でわかる】セーフィー エンジニア向け会社紹介
safie_recruit
0
42k
AIと新時代を切り拓く。これからのSREとメルカリIBISの挑戦
0gm
0
870
MCPでつなぐElasticsearchとLLM - 深夜の障害対応を楽にしたい / Bridging Elasticsearch and LLMs with MCP
sashimimochi
0
150
入社1ヶ月でデータパイプライン講座を作った話
waiwai2111
1
280
We Built for Predictability; The Workloads Didn’t Care
stahnma
0
140
SREが向き合う大規模リアーキテクチャ 〜信頼性とアジリティの両立〜
zepprix
0
430
IaaS/SaaS管理における SREの実践 - SRE Kaigi 2026
bbqallstars
4
1.8k
Featured
See All Featured
How to Grow Your eCommerce with AI & Automation
katarinadahlin
PRO
0
110
Why You Should Never Use an ORM
jnunemaker
PRO
61
9.7k
Building a Scalable Design System with Sketch
lauravandoore
463
34k
Leveraging LLMs for student feedback in introductory data science courses - posit::conf(2025)
minecr
0
140
Tell your own story through comics
letsgokoyo
1
810
Tips & Tricks on How to Get Your First Job In Tech
honzajavorek
0
430
The Illustrated Guide to Node.js - THAT Conference 2024
reverentgeek
0
250
Faster Mobile Websites
deanohume
310
31k
Skip the Path - Find Your Career Trail
mkilby
0
53
Why Your Marketing Sucks and What You Can Do About It - Sophie Logan
marketingsoph
0
72
We Have a Design System, Now What?
morganepeng
54
8k
Docker and Python
trallard
47
3.7k
Transcript
() => <React /> Stepan Parunashvili 1
2
No more waiting 3
Babel $ npm install -g babel-cli 4
ES2015 5
Arrow Functions () => 6
7
8
9
10
11
Classes class Component {} 12
13
14
15
16
Modules import User from 'user' 17
18
19
Larger Standard Library Map, Set, WeakMap, Promise... 20
Smarter Object Expressions {users} 21
22
23
24
25
26
Destructuring in arguments ({name, friends}) => console.log(name, friends) 27
28
29
30
31
Default Arguments (name = 'Bob') => console.log(name) 32
33
34
Template Strings `hello ${name}` 35
36
37
More destructuring var [first, ...rest] = users 38
39
40
41
42
43
Splat addFriends(...friends) 44
45
46
47
48
49
Block scoping: let & const let i = 0; 50
51
52
53
54
55
56
Symbols Iterators Generators 57
Async / Await var users = await getUsers(); 58
59
60
61
62
63
<React /> 64
65
Declarative > Imperative {opened ? <FriendList /> : null} 66
67
68
69
70
71
72
increment append, decrement, replace 73
Now... 74
75
76
77
78
79
Instead... 80
(data) => markup 81
82
83
84
85
Composability friends.map(friend => <Info friend={friend} />) 86
87
88
89 http://handlebarsjs.com/expressions.html
90
Separation of Concerns? 91
Coupling vs Cohesion 92
Cohesion <button onClick={this._handleClick}>Click me</button> 93
94
95
ui logic + markup are cohesive 96
97
Unit testing 98
Reusability 99
100
101
But, large apps are large 102
Keep components small 103
Keep state in a single place 104
Optimize last 105
Use Immutable Data Structures 106
107
108
109
110
111
112
There's more 113
flow redux hot reloading 114
thank you :) 115