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
オブジェクトしこう
Search
Masafumi Okura
March 24, 2024
Programming
2
690
オブジェクトしこう
タイトルがやりたかっただけ。
https://ooc.connpass.com/event/305241/
Masafumi Okura
March 24, 2024
Tweet
Share
More Decks by Masafumi Okura
See All by Masafumi Okura
Developing static sites with Ruby
okuramasafumi
0
340
Why doesn't Ruby have Boolean class - final version
okuramasafumi
0
350
Reading Rails 1.0 Source Code
okuramasafumi
0
320
RDoc meets YARD
okuramasafumi
4
200
Why doesn't Ruby have Boolean class?
okuramasafumi
0
37
My KaigiEffect at RubyKaigi 2025, part 1
okuramasafumi
1
87
Writing documentation can be fun with plugin system
okuramasafumi
0
230
Alba: Why, How and What's So Interesting
okuramasafumi
0
460
Why did my proposals get rejected?
okuramasafumi
1
810
Other Decks in Programming
See All in Programming
perlをWebAssembly上で動かすと何が嬉しいの??? / Where does Perl-on-Wasm actually make sense?
mackee
0
240
生成AI時代を勝ち抜くエンジニア組織マネジメント
coconala_engineer
0
36k
Spinner 軸ズレ現象を調べたらレンダリング深淵に飲まれた #レバテックMeetup
bengo4com
1
210
実はマルチモーダルだった。ブラウザの組み込みAI🧠でWebの未来を感じてみよう #jsfes #gemini
n0bisuke2
3
1.4k
Pythonではじめるオープンデータ分析〜書籍の紹介と書籍で紹介しきれなかった事例の紹介〜
welliving
3
680
まだ間に合う!Claude Code元年をふりかえる
nogu66
5
920
ZJIT: The Ruby 4 JIT Compiler / Ruby Release 30th Anniversary Party
k0kubun
1
300
TerraformとStrands AgentsでAmazon Bedrock AgentCoreのSSO認証付きエージェントを量産しよう!
neruneruo
4
2.1k
20251212 AI 時代的 Legacy Code 營救術 2025 WebConf
mouson
0
230
リリース時」テストから「デイリー実行」へ!開発マネージャが取り組んだ、レガシー自動テストのモダン化戦略
goataka
0
150
Patterns of Patterns
denyspoltorak
0
400
Java 25, Nuevas características
czelabueno
0
120
Featured
See All Featured
Automating Front-end Workflow
addyosmani
1371
200k
DevOps and Value Stream Thinking: Enabling flow, efficiency and business value
helenjbeal
1
74
The Impact of AI in SEO - AI Overviews June 2024 Edition
aleyda
5
680
Site-Speed That Sticks
csswizardry
13
1k
Claude Code どこまでも/ Claude Code Everywhere
nwiizo
61
51k
Accessibility Awareness
sabderemane
0
28
Navigating Team Friction
lara
191
16k
Leo the Paperboy
mayatellez
0
1.3k
Side Projects
sachag
455
43k
Producing Creativity
orderedlist
PRO
348
40k
Code Reviewing Like a Champion
maltzj
527
40k
Joys of Absence: A Defence of Solitary Play
codingconduct
1
260
Transcript
ΦϒδΣΫτ͜͠͏ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24
ࣗݾհ • ໊લɿେխ࢙ • ॴଐɿϑϦʔϥϯε • ಘҙݴޠɿRubyʢΦϒδΣΫτࢦεΫϦϓτݴޠʣ • ΤσΟλɿNeovim •
՝֎׆ಈɿKaigi on RailsνʔϑΦʔΨφΠβʔɺOSS׆ಈɺ֤छొஃ ʢEurukoɺσϒαϛɺBuriKaigiͳͲʣ
None
͜͠͏
ʮࢼߦʯࡨޡ
ᅂ
ΦϒδΣΫτᅂ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24
͓
͖ͳ ΦϒδΣΫτ
nil
͑ɺnilʁ • RubyͰnilNilClassͷΠϯελϯε • nil͕ΦϒδΣΫτͩͱϝιου͕ݺͯศར • ྫ͑to_sͰจࣈྻʹͨ͠ΓͰ͖Δ • ؾΛൈ͍ͯNoMethodErrorʹͳΔͷ͍͍ͩͨ͜Ε
͖ͳΫϥε
UnboundMethod Ϋϥε
͑ɺϝιουʁ • RubyͰϝιουΫϥεʢMethodΫϥεʣ • ϝιουͦͷͷ͍ΘΏΔୈҰڃΦϒδΣΫτͰͳ͍ʢͦͷ༻్ ʹϒϩοΫΛ͏ʣ͕ɺΦϒδΣΫτԽ؆୯ʹͰ͖Δ • UnboundMethodΫϥεΠϯελϯε͔ΒΓ͞ΕͨϝιουΛ දݱ͢ΔΫϥε •
ͦͷ··ͰcallͰ͖ͳ͍ͷͰɺbind͢Δඞཁ͕͋Δ
ࣗ༝ͳ ϓϩάϥϛϯάʂ
ݴޠͷॏཁੑ
ݴޠ͕ࢥߟΛنఆ͢Δ • ਓݴޠ͕ఏڙ͢ΔͷதͰࢥߟ͢Δ • ͦΕ͕ݴޠͷׂͷҰͭͰ͋Δ • ͍ͬͯΔݴޠͷΈ͕ϦονͩͱɺࢥߟϦονʹͳΔ • ݴޠʹଉۤ͠͞Λײͨ͡Βҧ͏ݴޠΛࢼͯ͠ΈΔͷΞϦ͔
ΦϒδΣΫτࢥߟ
ΦϒδΣΫτࢥߟ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24