どうぶつと学ぶGitの考え方

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1. Author: taniko Ͳ͏ͿͭͱֶͿGitͷߟ͑ํ
2. GitͬͯԿͰ͔͢ʁ όʔδϣϯ؅ཧγεςϜͰ͢ɻ ར༻͢ΔͱԿ͕خ͍͠ͷͰ͔͢ʁ ηʔϒϙΠϯτ͕ͨ͘͞Μ࡞ΕͯɺϑΝΠϧͷมߋ͕؅ཧͰ͖Δ͠ɺ ෳ਺ਓͰඇಉظͰ։ൃ͕Ͱ͖ΔΑ
3. ηʔϒϙΠϯτʁ ͨͱ͑͹ɺ࡞ۀதͷมߋ͕ෆཁʹͳͬͨ࣌ɺ؆୯ʹ໭ΕΔΑ
4. ηʔϒ ηʔϒ ػೳA ػೳB ػೳBͳͷͰ͕͢ɺཁΒͳ͘ͳͬͪΌͬͨ ݱࡏ ͡Ό͋ػೳAͷ࣮૷ޙ·Ͱ໭ΔͶ ػೳA ηʔϒ ηʔϒ ηʔϒ ηʔϒ ݱࡏ
5. มߋ ϑΝΠϧA มߋ ϑΝΠϧB มߋ ϑΝΠϧC มߋ ϑΝΠϧD ػೳBͳͷͰ͕͢ɺཁΒͳ͘ͳͬͪΌͬͨ ϑΝΠϧAɺBɺCɺDͷͲͷ෦෼͕ػೳBʹؔ܎͢ΔΜ͚ͩͬʁ ػೳAɺBΛ։ൃ
6. ηʔϒϙΠϯτΛ࡞ͬͯɺ؅ཧ͓ͯ͘͠ͱɺ؆୯ʹ໭ΕΔΜͩͶ ͦΕ͔ΒɺGitͰ͸ɺηʔϒϙΠϯτͷ͜ͱΛίϛοτ(Commit)ͱݴ͏Α ίϛοτͰϑΝΠϧ؅ཧ͕͠΍͘͢ͳΔͷ͸ɺΘ͔͚ͬͨͲɺ ෳ਺ਓͰඇಉظͰ։ൃ͕Ͱ͖ΔͬͯɺͲ͏͍͏ҙຯʁ ͦΕ͸ɺϒϥϯνػೳΛ࢖͏ΜͩΑ
7. ϒϥϯνػೳͬͯͳʹʁ ֤ʑ͕࡞ۀ༻ͷۭؒΛ࡞੒ͯ͠ɺͦ͜Ͱ։ൃ͕Ͱ͖ΔΑ͏͢Δػೳ
8. ๻͸ɺػೳAΛ୲౰͢ΔͶ ͡Ό͋๻͸ɺػೳB ػೳAϒϥϯν ػೳBϒϥϯν ϕʔεϒϥϯν
9. ϒϥϯνΛ࡞Δ͜ͱͰɺͦΕͧΕ͕࡞ۀͰ͖Δͷ͸෼͔͚ͬͨͲɺ Ͳ͏΍ͬͯ̍ͭʹ·ͱΊΔͷʁ ͦΕ͸ɺϚʔδ(merge)Λ࢖͏ΜͩΑ
10. ػೳA͕ग़དྷͨ ࠩ෼͕େ͖͘ͳΔલʹɺ มߋΛऔΓࠐΜͰ͓͜͏ Ϛʔδ Ϛʔδ ϕʔεϒϥϯν
11. ϚʔδΛߦ͏ͱଞͷਓͷมߋ͕औΓࠐΊΔΜͩͶ Ͱ΋ɺಉ͡ϑΝΠϧΛมߋ͍ͯͨ͠৔߹ɺ ίϯϑϦΫτ(িಥ)͕ൃੜ͢Δ͜ͱ͕͋ΔΑ ͦΜͳ࣌͸ɺͲ͏͢Δͷʁ ؤுͬͯɺ͍͍ײ͡ʹࠩ෼ΛऔΓࠐΉʂ ͑ͬʁ ؤுΔʂʂ
12. มߋΛૹΓ߹͏ͷ͸ɺͲ͏͢Ε͹͍͍ͷʁ GitΛϗεςΟϯά͍ͯ͠ΔαʔϏεΛར༻͠Α͏ ϗεςΟϯά͍ͯ͠ΔαʔϏεʁ GitHub΍GitL a bͳͲ͕༗໊ͩΑ
13. Push Pull
14. ͦ͏͍͑͹ɺϕʔεϒϥϯνʹউखʹϚʔδ͍͍ͯ͠ͷʁ ίʔυϨϏϡʔΛड͚͔ͯΒɺϚʔδΛߦ͏Ͷ Ͳ͏΍ͬͯίʔυϨϏϡʔΛड͚Δͷʁ GitHubͰ͸Pull Requestɺ GitL a bͰ͸Merge Request ͱ͍ͬͨػೳΛ࢖͓͏
15. ػೳA͕ग़དྷͨͷͰɺPull RequestΛ࡞Γ·ͨ͠ ϨϏϡʔΛ͓ئ͍͠·͢ ྃղͰ͢ ͋Γ͕ͱ͏͍͟͝·͢ɻ ͡Ό͋Pull RequestΛϕʔεϒϥϯνʹϚʔδ͠·͢ Pull RequestΛݟ·ͨ͠ɻOKͰ͢
16. Pull RequestͬͯɺͲͷ͘Β͍ͷཻ౓Ͱߦ͏ͱ͍͍ͷʁ Ұ֓ʹ͸͍͑ͳ͍͚Ͳɺ200 ~ 300ߦ·Ͱ͙Β͍ʹ཈͍͑ͨͶ Ͳ͏ͯ͠ʁ มߋ਺͕ଟ͘ͳΔ΄ͲɺίʔυϨϏϡʔͷෛ୲͕େ͖͘ͳΔ͔ΒͶ
17. ϑΝΠϧA ϑΝΠϧB ϑΝΠϧC ϑΝΠϧD ػೳA ػೳB ػೳC Λ࣮૷ͨ͠ͷͰɺϨϏϡʔΛ͓ئ͍ ͲͷϑΝΠϧʹɺͲͷػೳ͕ؔ܎͍ͯ͠ΔΜͩʁ
18. ϑΝΠϧA ػೳA Λ࣮૷ͨ͠ͷͰɺϨϏϡʔΛ͓ئ͍ Pull Requestʹ࠷௿ݶͷมߋͷΈͳͷͰݟ΍͍͢ʂ ϑΝΠϧB ϑΝΠϧC ࣍ʹػೳB Λ࣮૷ͨ͠ͷͰɺϨϏϡʔΛ͓ئ͍ ϑΝΠϧA ϑΝΠϧC ϑΝΠϧD
19. ࡉ͔͍Pull RequestΛ࡞Δίπ͸ʁ 1ͭͷػೳΛࡉ͔ͳػೳʹ෼ׂͰ͖Δ͔ߟ͑Α͏ ͨͱ͑͹ɺʮCSVʹ͋Δ਺ࣈͷܭࢉ݁ՌΛอଘ͢ΔʯػೳΛ෼͚Δͱ 1. CSV͔Β਺ࣈΛಡΈࠐΉ 2. ܭࢉΛߦ͏ 3. ݁ՌΛอଘ͢Δ
20. GitͬͯศརͰ͢Ͷʂ