Reinventing wheels 101

Transcript

1. ंྠͷ࠶ൃ໌ೖ໳ Event: Ebisu.rb Date: 2019-11-13 Speaker: େ૔խ࢙
2. ंྠͷ࠶ൃ໌
4. ंྠͷ࠶ൃ໌ʢ͠ΌΓΜͷ͍͞͸ͭΊ͍ɺ ӳ: reinventing the wheelʣ͸ɺंྠΛ୊ࡐ ʹͨ͠׳༻۟Ͱ͋ΓɺੈքதͰ࢖ΘΕ͍ͯ Δɻʮ޿͘ड͚ೖΕΒΕཱ֬͞Ε͍ͯΔٕज़ ΍ղܾ๏Λ஌Βͣʹʢ·ͨ͸ҙਤతʹແࢹ͠ ͯʣɺಉ༷ͷ΋ͷΛ࠶ͼҰ͔Β࡞Δ͜ͱʯΛ ҙຯ͢Δɻ ʢग़యɿWikipediaʣ
5. ৽ͨͳ෇ՃՁ஋͕Կ΋ͳ͍΋ͷΛ࡞੒͢Δ ͷʹίετΛ͔͚Δ͜ͱ͔Βɺൽ೑తͳ χϡΞϯεͰ༻͍ΒΕΔɻ ʢग़యɿWikipediaʣ
6. ѱޱ……ʁ
7. ʮ৽ͨͳ෇ՃՁ஋͕Կ΋ͳ͍ʯ
8. ຊ౰ʹʁ
9. ୭ʹͱͬͯʁ
10. ͱ͜ΖͰɿ ϓϩάϥϚͱͯ͠஌Δ΂͖͜ͱͷଟ͞
11. Linux Shell Cݴޠ ωοτϫʔΫ ηΩϡϦςΟ ΢Σϒͷ࢓૊Έ σʔλߏ଄ ΞϧΰϦζϜ Ruby
12. Ͳ͏΍ֶͬͯͿʁ
13. Learn by doing ʮखΛಈֶ͔ͯ͠Ϳʯ
14. ࣮ࡍͷͱ͜Ζɺ΄΅શͯͷ͜ͱ͸طʹ୭͔ ͕࣮૷͍ͯ͠Δ
15. खΛಈֶ͔ͯ͠Ϳ͜ͱɺͦΕ͸͢ͳΘͪ ंྠͷ࠶ൃ໌
16. Ұྫͱͯ͠ɿ RubyΛखΛಈֶ͔ͯ͠Ϳ
17. طଘͷϥΠϒϥϦΛ࠶࣮૷͢Δͱ ͍͍ͷͰ͸ʁ
18. ͍͔ͭ͘ͷ໰୊͕͋Δ
19. RubyΛखΛಈֶ͔ͯ͠Ϳࡍͷ໰୊఺ • Θ͔Γ΍͍͢ʮճ౴ྫʯ͕ͳ͍ • طଘίʔυ͸͠͹͠͹ෳࡶ͗͢Δ • Ͳ͔͜Β࢝ΊΕ͹͍͍͔͕Θ͔Βͳ͍ • ແݶʹ͋ΔϥΠϒϥϦ΍ϝιου… • ҰਓͰ΍Δͱ࠳ં͕ͪ͠ʢֶशίϛϡχςΟͷෆࡏʣ
20. https://github.com/Ruby-tutorials/ Ruby-tutorials
22. ۭʂʂʂ
23. ஈ֊Λ౿ΜͰRubyΛʮखΛಈ͔͠ͳ͕Βʯ ֶ΂ΔڭࡐʢʹͳΔ༧ఆʣ
24. ίϛϡχςΟͱͯ͠͸Grow.rb͕͋Δ͔Β ͦΕΛ׆༻͢Δ૝ఆ
25. ڵຯ͋Δਓ͸੠͔͚͍ͯͩ͘͞ʂ
26. ͱ͜ΖͰ……
27. ͋Μͨ୭ʁ
28. ࣗݾ঺հ • ໊લɿେ૔խ࢙ • ॴଐɿϑϦʔϥϯε • ίϛϡχςΟɿGrow.rbओ࠵ɺ֤஍ʹग़຅͠·͢ • Ұݴɿ࣍ճͷGrow.rb͸21೔ʹޒ൓ాͰ։࠵Ͱ͢ɺདྷͯͶʂ