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
DCI and the application builds our mental models
Search
Shintaro Kakutani
September 16, 2012
Technology
15
8.1k
DCI and the application builds our mental models
Sapporo RubyKaigi 2012 #sprk2012
Shintaro Kakutani
September 16, 2012
Tweet
Share
More Decks by Shintaro Kakutani
See All by Shintaro Kakutani
えにしテック、あるいは人間関係のエクササイズ / #enishitech-15th-anniv
kakutani
9
5.3k
(Software) Development with Agility
kakutani
4
760
KeebKaigi Strikes!!!q
kakutani
0
550
Ruby30周年イベント オープニング / Ruby30th Opening
kakutani
3
1.5k
Above All, Make It Fun! #fjordbootcamp / make it fun
kakutani
8
1.1k
Agile Manifesto Decade Resurrections
kakutani
4
3.2k
『達人プログラマー 第2版』/ Pragmatic Programmer 2nd Ed.
kakutani
7
9k
『ユニコーン企業のひみつ』とスケーリングの考えかた / #AgileLounge 20220204
kakutani
5
5.4k
(You) Name It!
kakutani
5
1.9k
Other Decks in Technology
See All in Technology
レビューを増やしつつ 高評価維持するテクニック
tsuzuki817
1
740
デスクトップだけじゃないUbuntu
mtyshibata
0
160
データマネジメントのトレードオフに立ち向かう
ikkimiyazaki
6
1k
ハッキングの世界に迫る~攻撃者の思考で考えるセキュリティ~
nomizone
13
5.2k
『衛星データ利用の方々にとって近いようで触れる機会のなさそうな小話 ~ 衛星搭載ソフトウェアと衛星運用ソフトウェア (実物) を動かしながらわいわいする編 ~』 @日本衛星データコミニティ勉強会
meltingrabbit
0
150
RSNA2024振り返り
nanachi
0
590
Amazon S3 Tablesと外部分析基盤連携について / Amazon S3 Tables and External Data Analytics Platform
nttcom
0
140
Oracle Cloud Infrastructure:2025年2月度サービス・アップデート
oracle4engineer
PRO
1
220
JEDAI Meetup! Databricks AI/BI概要
databricksjapan
0
150
2/18/25: Java meets AI: Build LLM-Powered Apps with LangChain4j
edeandrea
PRO
0
130
現場の種を事業の芽にする - エンジニア主導のイノベーションを事業戦略に装着する方法 -
kzkmaeda
2
2.1k
オブザーバビリティの観点でみるAWS / AWS from observability perspective
ymotongpoo
8
1.5k
Featured
See All Featured
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
3.7k
Site-Speed That Sticks
csswizardry
4
380
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
9
450
How STYLIGHT went responsive
nonsquared
98
5.4k
Agile that works and the tools we love
rasmusluckow
328
21k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
27
1.9k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
133
33k
Code Reviewing Like a Champion
maltzj
521
39k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
280
13k
Bootstrapping a Software Product
garrettdimon
PRO
306
110k
A Tale of Four Properties
chriscoyier
158
23k
The MySQL Ecosystem @ GitHub 2015
samlambert
250
12k
Transcript
֯୩৴ଠ KAKUTANI Shintaro; Ruby-no-kai,Eiwa System Management,Inc. Ұൠࣾஂ๏ਓຊ3VCZͷձ ג ӬγεςϜϚωδϝϯτ TIJOUBSP!LBLVUBOJDPN
ࡳຈ3VCZձٞ 4VO %$* BOEUIFBQQMJDBUJPOCVJMET PVSNFOUBMNPEFMT
http://gihyo.jp/news/report/01/sapporo-rubykaigi2012/00b4
None
taken from igaiga’s flickr @kakutani
Ruby Evangelist
http://www.pragprog.com/titles/jtrap/the-agile-samurai
http://www.amazon.co.jp/o/ASIN/4274068560/kakutani-22
None
He is the Agile Samurai, so I’m a...
None
http://www.deos.co.jp/hojokoza
http://www.deos.co.jp/hojokoza
http://www.slideshare.net/snoozer05/20101204-youmustunlearnwhatyouhavelearned/61
http://www.amazon.co.jp/o/ASIN/4798124583/kakutani-22/ref=nosim/
None
None
None
ఏɹڙ ͓͔͛͞·Ͱ̏̌प ใԽٕज़Λ௨ͯࣾ͡ձͱڞੜ͢Δ
http://estore.ohmsha.co.jp/
None
None
W E A R E H I R I N
G : R u b y i s t A N D Agile Designer https://github.com/esminc/jobs ( W A N N A B I E S ) ( W A N N A B I E S )
Asakusa.rb http://www.flickr.com/photos/takkanm/3978417669
݄࣌ ॴਂߐށࢿྉؗখܶ Ӧେߐށઢਗ਼നՏӺెา ࢀՃඅ༻༗ྉ ఆһd໊ جௐߨԋ!BNBUTVEB !@LP
ر ӡӦ"TBLVTBSC ࣮ߦҕһ!LBLVUBOJ IUUQSFHJPOBMSVCZLBJHJPSHPFEP ͜Ε"TBLVTBSCͷ ճͷNFFUVQͳΜͩΑ
None
None
https://twitter.com/kakutani/status/209815868325117952
Thanks to everyone who retweeted my tweet <3
5IF3VCZ,BJHJ3JTFT ֯୩৴ଠ KAKUTANI Shintaro; Ruby-no-kai,Eiwa System Management,Inc. Ұൠࣾஂ๏ਓຊ3VCZͷձcc ג ӬγεςϜϚωδϝϯτ
!LBLVUBOJ LBLVUBOJ!SVCZLBJHJPSH TokyuRubyKaigi05, 2012-07-29(Sun)
K A I G I
THE RUBYKAIGI 2013 May 30 (Thu) - June 1 (Sat)
Tokyo, Japan
[email protected]
http://rubykaigi.org
֯୩৴ଠ KAKUTANI Shintaro; Ruby-no-kai,Eiwa System Management,Inc. Ұൠࣾஂ๏ਓຊ3VCZͷձ ג ӬγεςϜϚωδϝϯτ TIJOUBSP!LBLVUBOJDPN
ࡳຈ3VCZձٞ 4VO %$* BOEUIFBQQMJDBUJPOCVJMET PVSNFOUBMNPEFMT
James O.Coplien
We’ve already had nice resources on the net...
http://www.amazon.co.jp/o/ASIN/0470684208/kakutani-22/ref=nosim/
http://objectsonrails.com/
http://clean-ruby.com/
http://rubysource.com/dci-the-evolution-of-the-object-oriented-paradigm/
http://dci-in-ruby.info/resources.html
http://mikepackdev.com/blog_posts/24-the-right-way-to-code-dci-in-ruby
...and @apotonick!!!11
ιϑτΣΞ Ͳ͜ʹ͋Δͷ͔
ιϑτΣΞ಄ͷͳ͔ʹ͋Δ
ΤϯυϢʔβʔͷ ϝϯλϧϞσϧΛ ιʔείʔυͱͯ͠ දݱ͢Δ
গͣͭ͠ɺ ܁Γฦ͠ͳ͕Β ҭ͍ͯͯ͘
Software Development as Learning Process
“Agile”
ςετۦಈ։ൃ
ΦϒδΣΫτࢦઃܭ
దͳ໊લͷ͍ͭͨ ίʔυΛదͳॴʹ ஔ͘͜ͱ
Ruby
✓ Agile Style Workflow ✓ Test Driven Development ✓ Object-Oriented
Design ✓ Ruby
ιϑτΣΞ಄ͷͳ͔ʹ͋Δ
http://www.amazon.co.jp/o/ASIN/4798124583/kakutani-22/ref=nosim/
None
We’re on the same rails http://pixdaus.com/single.php?id=104150
http://guides.rubyonrails.org/getting_started.html
http://guides.rubyonrails.org/getting_started.html#the-mvc-architecture
HTTP: Hyper TEXT Transfer Protocol
http://martinfowler.com/eaaCatalog/activeRecord.html
Active Record is a pattern for persistence
Rails doesn’t save YOUR Applications! (it’s an awesome FRAMEWORK!)
http://www.flickr.com/photos/essgee/2477102230/ Recap ‘Common Pitfalls’ @ursm mentioned yesterday
✓ Helpers don’t help up ✓ Partials are just partial,
Not parts ✓ Too Fat to be a model
✓ Helpers don’t help up ✓ Partials are just partial,
Not parts ✓ Too Fat to be a model
Too Fat to be a model
None
DCI Data-Context-Interaction
✓ Data: AR ✓ Context: (Ba) Playing field for “objects”
✓ Interaction: Role Object#extend / refinements?
http://mikepackdev.com/blog_posts/24-the-right-way-to-code-dci-in-ruby
✓ Data: AR ✓ Context: “Activities” ✓ Interaction: Modules Poor
man’s DCI: you should check the talk given by @ursm yesterday, thanks!
None
http://qa.atmarkit.co.jp/
✓ Agile Style Workflow ✓ Test Driven Development ✓ Object-Oriented
Design ✓ Ruby
Rails doesn’t save YOUR Applications! (it’s an awesome FRAMEWORK!)
ΤϯυϢʔβʔͷ ϝϯλϧϞσϧΛ ιʔείʔυͱͯ͠ දݱ͢Δ
ιϑτΣΞ಄ͷͳ͔ʹ͋Δ