Marie and Me

とちぎRuby会議05懇親会駄話

Transcript

1. ϚϦʔͱΘͨ͠
   Marie and Me
   2013/09/21 @track8
   

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2. ࣗݾ঺հ
   ‣ @track8ɹ
   ‣ ͙Μ·ͷαϥϦʔϚϯ / ϓϩάϥϚ
   ‣ ͙Μ·Rubyձٞ01Ͱ͸
   ͓ੈ࿩ʹͳΓ·ͨ͠
   

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3. ۙگ
   

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4. ۙگ
   

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5. ࠲ӈͷ໏
   

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6. ࠲ӈͷ໏
   ‣ ”ύϯ͕ແ͚Ε͹ɺ
   έʔΩΛ৯΂Ε͹͍͍͡Όͳ͍”
   

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7. ࠲ӈͷ໏
   ‣ ”ύϯ͕ແ͚Ε͹ɺ
   έʔΩΛ৯΂Ε͹͍͍͡Όͳ͍”
   ϚϦʔɾΞϯτϫωοτ
   

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8. ͳʹ͕ྑ͍͔
   ‣ ࠷ۙʹͳͬͯδϫδϫ͖͍ͯΔݴ༿
   ‣ ໰୊͸ͦ͜(ύϯɺέʔΩ)͡Όͳ͍ͬͯ
   ͜ͱΛڭ͑ͯ͘ΕΔ
   

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9. tweet
   ‣ Կ͔΍Ζ͏ͱͨ͠ͱ͖ʹ
   ͭͿ΍͍ͯΈΔɻ
   ‣ ࣗ෼ୡ͕ղ͜͏ͱ͍ͯ͠Δ໰୊͸Կ͔
   ‣ ʙͳΒʙ͍͍͡Όͳ͍
   

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10. ϚϦʔ
    ‣ Ұ୴ཱͪࢭ·ͬͯɺݴͬͯΈΔ
    ‣ ϚϦʔύλʔϯ
    ‣ Ξϯτϫωοτ໨ઢ
    

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11. ਎ۙͳྫ
    ‣ NullReferenceͷྫ֎͕ͰͨΒnullνΣο
    Ϋ͢Ε͹͍͍͡Όͳ͍
    ‣ ྫ֎͕ग़ͨͳΒɺѲΓͭͿͤ͹͍͍͡Ό
    ͳ͍
    ‣ ࢓༷ॻ͕ແ͍ͳΒιʔεΛݟΕ͹͍͍͡
    Όͳ͍
    

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12. ਖ਼ղͷ৔߹΋
    ‣ ίϯςΩετ͕ҧ͑͹ਖ਼͍͠ࣄ΋͋Δ
    

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13. ࠷ۙͷྫ
    ‣ NullReferenceͷྫ֎͕ͰͨΒnullνΣο
    Ϋ͢Ε͹͍͍͡Όͳ͍
    ‣ ྫ֎͕ͰͨͳΒɺѲΓͭͿͤ͹͍͍͡Ό
    ͳ͍
    ‣ ࢓༷ॻ͕ແ͍ͳΒιʔεΛݟΕ͹͍͍͡
    Όͳ͍
    

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14. ࠷ۙͷྫ
    ‣ NullReferenceͷྫ֎͕ͰͨΒnullνΣο
    Ϋ͢Ε͹͍͍͡Όͳ͍
    ‣ ྫ֎͕ͰͨͳΒɺѲΓͭͿͤ͹͍͍͡Ό
    ͳ͍
    ‣ ࢓༷ॻ͕ແ͍ͳΒιʔεΛݟΕ͹͍͍͡
    Όͳ͍
    /VMMΛड͚ΔࣄΛ૝ఆ͍ͯ͠Δ৔߹˓
    

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15. ࠷ۙͷྫ
    ‣ NullReferenceͷྫ֎͕ͰͨΒnullνΣο
    Ϋ͢Ε͹͍͍͡Όͳ͍
    ‣ ྫ֎͕ͰͨͳΒɺѲΓͭͿͤ͹͍͍͡Ό
    ͳ͍
    ‣ ࢓༷ॻ͕ແ͍ͳΒιʔεΛݟΕ͹͍͍͡
    Όͳ͍
    /VMMΛड͚ΔࣄΛ૝ఆ͍ͯ͠Δ৔߹˓
    ผʹ஌Βͤͨ͘ͳ͍ྫ֎˓
    

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16. ࠷ۙͷྫ
    ‣ NullReferenceͷྫ֎͕ͰͨΒnullνΣο
    Ϋ͢Ε͹͍͍͡Όͳ͍
    ‣ ྫ֎͕ͰͨͳΒɺѲΓͭͿͤ͹͍͍͡Ό
    ͳ͍
    ‣ ࢓༷ॻ͕ແ͍ͳΒιʔεΛݟΕ͹͍͍͡
    Όͳ͍
    /VMMΛड͚ΔࣄΛ૝ఆ͍ͯ͠Δ৔߹˓
    Α͋͘Δ࿩
    ผʹ஌Βͤͨ͘ͳ͍ྫ֎˓
    

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17. Ξϯτϫωοτ໨ઢ
    ‣ ࢲͷΑ͏ͳ۪ຽʹ͸ແ͍৽ͨͳࢹ఺
    ‣ ϗϯτͷͦΕྑ͍ͷʁ
    ‣ ৭ʑͳ֯౓͔Β؍ͯΈΑ͏
    ‣ Կࣄ΋ਖ਼͍͠໘ͱѱ͍໘͕͋Δ
    

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18. ઈରѱ
    ‣ ΈΜͳ͕ಡΊΔ͔Β࢓༷ॻ͸ExcelͰॻ͚
    ͹͍͍͡Όͳ͍
    ‣ όʔδϣϯ؅ཧπʔϧΛ࢖Θͳ͍ͳΒɺ
    มߋཤྺ͸ίϝϯτʹॻ͚͹͍͍͡Όͳ
    ͍
    

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19. ઈରѱ
    ‣ ΈΜͳ͕ಡΊΔ͔Β࢓༷ॻ͸ExcelͰॻ͚
    ͹͍͍͡Όͳ͍
    ‣ όʔδϣϯ؅ཧπʔϧΛ࢖Θͳ͍ͳΒɺ
    มߋཤྺ͸ίϝϯτʹॻ͚͹͍͍͡Όͳ
    ͍
    ΍Ίͯ
    

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20. ઈରѱ
    ‣ ΈΜͳ͕ಡΊΔ͔Β࢓༷ॻ͸ExcelͰॻ͚
    ͹͍͍͡Όͳ͍
    ‣ όʔδϣϯ؅ཧπʔϧΛ࢖Θͳ͍ͳΒɺ
    มߋཤྺ͸ίϝϯτʹॻ͚͹͍͍͡Όͳ
    ͍
    ΍Ίͯ
    ࢖ͬͯ
    

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21. ৹ٞத
    ‣ privateͳmethodʹ͸instance_evalͰΞΫ
    ηεͪ͠Ό͑͹͍͍͡Όͳ͍
    ‣ Πϯελϯεม਺ʹ͸instance_evalͰΞ
    Ϋηεͪ͠Ό͑͹͍͍͡Όͳ͍
    

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22. ਎ۙͳྑ͍ྫ
    ‣ ಢ໦͕ԕ͍ͳΒ
    ܈അʹ͘Ε͹͍͍͡Όͳ͍
    

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23. Ϗό
    ‣ ϏόɾΞϯτϫωοτ
    

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24. ࠷ޙʹ
    ‣ ϚϦʔ͚ͩʹΫϏΛ
    ੾ΒΕͳ͍Α͏ʹ
    ‣ ແࣄʹ2013೥౓ԼظΛ
    ܴ͍͑ͨͰ͢
    

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