Upgrade to Pro — share decks privately, control downloads, hide ads and more …

オブジェクトしこう

Avatar for Masafumi Okura Masafumi Okura
March 24, 2024
Programming
2
480

 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/

Avatar for Masafumi Okura

Masafumi Okura

March 24, 2024
Tweet

More Decks by Masafumi Okura

See All by Masafumi Okura
My KaigiEffect at RubyKaigi 2025, part 1
Avatar for Masafumi Okura okuramasafumi
1
45
Writing documentation can be fun with plugin system
Avatar for Masafumi Okura okuramasafumi
0
190
Alba: Why, How and What's So Interesting
Avatar for Masafumi Okura okuramasafumi
0
390
Why did my proposals get rejected?
Avatar for Masafumi Okura okuramasafumi
1
690
A suggestion for the future of RDoc
Avatar for Masafumi Okura okuramasafumi
1
340
15 JSON serializers for Ruby
Avatar for Masafumi Okura okuramasafumi
2
390
Tech Events, Should We See Them from the Outside or the Inside?
Avatar for Masafumi Okura okuramasafumi
1
71
Creating gems 101
Avatar for Masafumi Okura okuramasafumi
2
140
How NOT to make your DSL terrible
Avatar for Masafumi Okura okuramasafumi
0
590

Other Decks in Programming

See All in Programming
NEWT Backend Evolution
Avatar for Rodrigo Ramirez xpromx
1
150
Jakarta EE Meets AI
Avatar for ivargrimstad ivargrimstad
0
350
「次に何を学べばいいか分からない」あなたへ──若手エンジニアのための学習地図
Avatar for panda_program panda_program
3
650
The Niche of CDK Grant オブジェクトって何者？/the-niche-of-cdk-what-isgrant-object
Avatar for hassaku63 hassaku63
1
710
リッチエディターを安全に開発・運用するために
Avatar for una unachang113
1
260
CLI ツールを Go ライブラリ として再実装する理由 / Why reimplement a CLI tool as a Go library
Avatar for ktr ktr_0731
3
500
コーディングエージェント概観(2025/07)
Avatar for Itsuki itsuki_t88
0
430
AI Ramen Fight
Avatar for Yusuke Wada yusukebe
0
120
CDK引数設計道場100本ノック
Avatar for kazuho cryer-shinozuka badmintoncryer
2
580
Googleの新しいコーディングAIエージェントJulesを使ってみた
Avatar for tonionagauzzi tonionagauzzi
0
140
Bedrock AgentCore ObservabilityによるAIエージェントの運用
Avatar for matsukada licux
8
270
Streamlitで実現できるようになったこと、実現してくれたこと
Avatar for Ayumu Yamaguchi ayumu_yamaguchi
2
220

Featured

See All Featured
Designing for Performance
Avatar for Lara Hogan lara
610
69k
GraphQLとの向き合い方2022年版
Avatar for Yosuke Kurami quramy
49
14k
Documentation Writing (for coders)
Avatar for Carmen Chung carmenintech
72
4.9k
Fireside Chat
Avatar for paigeccino paigeccino
37
3.5k
Making the Leap to Tech Lead
Avatar for Ryan Cromwell cromwellryan
134
9.4k
Fashionably flexible responsive web design (full day workshop)
Avatar for Andy Clarke malarkey
407
66k
No one is an island. Learnings from fostering a developers community.
Avatar for Antonio thoeni
21
3.4k
Agile that works and the tools we love
Avatar for Rasmus Luckow-Nielsen rasmusluckow
329
21k
Testing 201, or: Great Expectations
Avatar for Joseph Mastey jmmastey
43
7.6k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
Avatar for Eileen M. Uchitelle eileencodes
26
2.9k
Fantastic passwords and where to find them - at NoRuKo
Avatar for Phil Nash philnash
51
3.3k
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
7
530

Transcript

  1. ΦϒδΣΫτ͜͠͏ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24

  2. ࣗݾ঺հ • ໊લɿେ૔խ࢙ • ॴଐɿϑϦʔϥϯε • ಘҙݴޠɿRubyʢΦϒδΣΫτࢦ޲εΫϦϓτݴޠʣ • ΤσΟλɿNeovim •

    ՝֎׆ಈɿKaigi on RailsνʔϑΦʔΨφΠβʔɺOSS׆ಈɺ֤छొஃ ʢEurukoɺσϒαϛɺBuriKaigiͳͲʣ
  3. None

  4. ͜͠͏

  5. ʮࢼߦʯࡨޡ

  6. ᅂ޷

  7. ΦϒδΣΫτᅂ޷ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24

  8. ͓୊

  9. ޷͖ͳ ΦϒδΣΫτ

  10. nil

  11. ͑ɺnilʁ • RubyͰ͸nil͸NilClassͷΠϯελϯε • nil͕ΦϒδΣΫτͩͱϝιου͕ݺ΂ͯศར • ྫ͑͹to_sͰจࣈྻʹͨ͠ΓͰ͖Δ • ؾΛൈ͍ͯNoMethodErrorʹͳΔͷ͸͍͍ͩͨ͜Ε

  12. ޷͖ͳΫϥε

  13. UnboundMethod Ϋϥε

  14. ͑ɺϝιουʁ • RubyͰ͸ϝιου΋ΫϥεʢMethodΫϥεʣ • ϝιουͦͷ΋ͷ͸͍ΘΏΔୈҰڃΦϒδΣΫτͰ͸ͳ͍ʢͦͷ༻్ ʹ͸ϒϩοΫΛ࢖͏ʣ͕ɺΦϒδΣΫτԽ͸؆୯ʹͰ͖Δ • UnboundMethodΫϥε͸Πϯελϯε͔Β੾Γ཭͞ΕͨϝιουΛ දݱ͢ΔΫϥε •

    ͦͷ··Ͱ͸callͰ͖ͳ͍ͷͰɺbind͢Δඞཁ͕͋Δ

  15. ࣗ༝ͳ ϓϩάϥϛϯάʂ

  16. ݴޠͷॏཁੑ

  17. ݴޠ͕ࢥߟΛنఆ͢Δ • ਓ͸ݴޠ͕ఏڙ͢Δ࿮ͷதͰࢥߟ͢Δ • ͦΕ͕ݴޠͷ໾ׂͷҰͭͰ΋͋Δ • ࢖͍ͬͯΔݴޠͷ࿮૊Έ͕Ϧονͩͱɺࢥߟ΋ϦονʹͳΔ • ݴޠʹଉۤ͠͞Λײͨ͡Βҧ͏ݴޠΛࢼͯ͠ΈΔͷ΋ΞϦ͔΋

  18. ΦϒδΣΫτࢥߟ

  19. ΦϒδΣΫτࢥߟ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24