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
Socket.io for Haskell folks
Search
Ting-Yen Lai
December 08, 2013
Programming
2
960
Socket.io for Haskell folks
Ting-Yen Lai
December 08, 2013
Tweet
Share
More Decks by Ting-Yen Lai
See All by Ting-Yen Lai
Fuck FINAL
banacorn
0
160
Other Decks in Programming
See All in Programming
AIのメモリー
watany
12
1.3k
「リーダーは意思決定する人」って本当?~ 学びを現場で活かす、リーダー4ヶ月目の試行錯誤 ~
marina1017
0
130
自作OSでDOOMを動かしてみた
zakki0925224
0
260
一人でAIプロダクトを作るための工夫 〜技術選定・開発プロセス編〜 / I want AI to work harder
rkaga
4
430
ZeroETLで始めるDynamoDBとS3の連携
afooooil
0
150
DatadogのArchived LogsをSnowflakeで高速に検索する方法(Archive Searchでオワコンにならないことを祈って) / How to search Datadog Archived Logs quickly with Snowflake (hoping Datadog Archive Search doesn’t make this obsolete)
civitaspo
0
110
階層化自動テストで開発に機動力を
ickx
1
470
オホーツクでコミュニティを立ち上げた理由―地方出身プログラマの挑戦 / TechRAMEN 2025 Conference
lemonade_37
1
440
書き捨てではなく継続開発可能なコードをAIコーディングエージェントで書くために意識していること
shuyakinjo
0
200
バイブコーディング超えてバイブデプロイ〜CloudflareMCPで実現する、未来のアプリケーションデリバリー〜
azukiazusa1
3
780
JetBrainsのAI機能の紹介 #jjug
yusuke
0
190
バイブスあるコーディングで ~PHP~ 便利ツールをつくるプラクティス
uzulla
1
320
Featured
See All Featured
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
53
2.9k
Faster Mobile Websites
deanohume
308
31k
How GitHub (no longer) Works
holman
314
140k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
540
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
21
1.4k
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
8
750
Unsuck your backbone
ammeep
671
58k
4 Signs Your Business is Dying
shpigford
184
22k
Building Adaptive Systems
keathley
43
2.7k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
49
2.9k
Transcript
Socket.IO for Haskell Folks
None
None
None
Real-time Applications
Regular HTTP
Polling
Long-Polling
EventSource
WebSocket
WebSocket
“TCP for the web”
PROS Bi-directional + Full-duplex ! Lower overhead ! Port 80
CONS Not widely supported ! Still a draft*
Socket.IO
asdf
“The cross-browser cross-device WebSocket”
Browser Support IE 5.5+ Safari 2+ Google Chrome 4+ Firefox
3+ Opera 10.61+
Transport Support WebSocket Flash Socket AJAX long polling AJAX multipart
Forever iframe JSONP Polling
socket.emit(‘news’, ‘hey!’); ! ! ! Server
socket.on(‘news’, function (data) { console.log(data); // hey! }); ! Client
socket.emit(‘news’, ‘hey!’); ! socket.on(‘ping’, function () { socket.emit(‘pong’); }); Server
socket.on(‘news’, function (data) { console.log(data); // hey! }); ! socket.emit(‘ping’);
Client
Originated from Node.js
Now also available in many other languages Erlang Java Lua
Python Perl Go C++ C Objective-C Haxe Ruby PHP
Except for Haskell
None
socketio-0.1.0
None
socket.emit(‘news’, ‘hey!’); ! socket.on(‘ping’, function () { socket.emit(‘pong’); });
emit “news” [“hey!”] ! on “ping” $ emit “pong” []
Transport Support WebSocket (80%) Flash Socket AJAX long polling AJAX
multipart Forever iframe JSONP Polling
Difficulties
Transport Support ಠ~ಠ
Transport Support WebSocket Flash Socket AJAX long polling AJAX multipart
Forever iframe JSONP Polling
Transport Support WebSocket Flash Socket AJAX long polling AJAX multipart
Forever iframe JSONP Polling
“Premature optimization is the root of all evil”
Monad Transformers ಠ~ಠ
None
None
! KEEP CALM AND JUST USE IT
None
Iteratee I/O ಠ~ಠ
None
None
None
None
String/Text/ByteString ಠ~ಠ
None
{-# LANGUAGE OverloadedStrings #-}
Open Source Community ಠ~ಠ
None
None
Originated from Node.js
Cabal Hell ಠ~ಠ
> cabal uninstall cabal: unrecognised command: uninstall (try --help)
None
cabal-dev?
LIVE DEMO
None
http://banacorn.org:3000
None
TODO
cabal-dev?
banacorn/socket.io-haskell ! ! ! ALL CONTRIBUTIONS ARE WELCOME!
THANKS! Questions?