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オブジェクトしこう

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Avatar for Masafumi Okura Masafumi Okura
March 24, 2024
Programming
900
2

 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

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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