10秒で衝突するUUIDの作り方

8c1ecc738eee0254a41c2d4b33cda7b6?s=47 Hisateru Tanaka
November 25, 2019
Technology
26
23k

 10秒で衝突するUUIDの作り方

11/25(月) LT Party presented by GeekHub (大阪)
エンジニア向けゆるいフリーテーマLT大会!

8c1ecc738eee0254a41c2d4b33cda7b6?s=128

Hisateru Tanaka

November 25, 2019
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Transcript

  1. ඵͰিಥ͢Δ 66*%ͷ࡞Γํ

  2. ͨͳ͔ͻͯ͞Δ @tanakahisateru ॴ௕

  3. GFFFFFBCBFBE όʔδϣϯ͜Εͷѥछ όʔδϣϯ66*%ܗࣜͷ.%4)"ϋογϡ஋ φϊඵਫ਼౓ͷλΠϜελϯϓ ੢ྐྵ೥·Ͱ λΠϜελϯϓ͕ ॏෳͨ͠৔߹ͷγʔέϯε ."$ΞυϨε 66*% ཧ࿦্ઈରʹিಥ͠ͳ͍

  4. CCGBCECFG 66*%W ༧໿ϏοτϏοτҎ֎ͷϏοτ͢΂ͯϥϯμϜ

  5. ?         

        ͢΂ͯͷ66*%W ׾ߔয়䉺 ᆇژஹ ԯສ௨Γ

  6. શਓྨ͕ຖ೔ϒϩΫΛॻ͍ͯ΋ Ӊ஦͕ஹճऴᖼΛܴ͑Δࠒ·Ͱ ރׇ͠ͳ͍

  7. ۮવͷҰக ແ࡞ҝʹϥϯμϜ஋Λੜ੒͢Δͱʜ ʮͻͱͭͷΫϥεʹۮવ஀ੜ೔͕ ಉ͡ೋਓ͕͍Δݱ৅ʯ͕ى͖Δ

  8. ૯Ωϟϥ਺छͷΨνϟ ࿈Ͱ͔ͿΒͳͯ͘΋ ࿈͢Δͱ͍͍͔ͩͨͿΔ ܦݧతʹΘ͔Γ΍͍͢ྫ

  9. ?        ͔ͿΓ֬཰ͷํ͕ߴ͘ͳΔ·Ͱͷੜ੒ճ਺ ژஹ

    ԯສճ໨

  10. શਓྨ͕ຖ೔ϒϩΫΛॻ͘ͱ ສ೥΄ͲͰͨͿΜিಥ

  11. ͦΜͳਓྨ஀ੜϨϕϧͷح੻ ҙ֎ͱى͖ͯΔͷͩͱ͔

  12. ·͋ࢲ΄ͲͷϨϕϧʹͳΔͱ িಥͤ͞Δ·Ͱ ඵ΋͋Ε͹े෼Ͱ͕͢Ͷ ͲΕɺح੻ͱ΍ΒΛ ͓ݟͤ͠·͠ΐ͏͔ʜ

  13. https:// gist.github.com/ tanakahisateru/ ff65a6b572356fe3be3 570e0d8977feb σϞ

  14. NU@SBOE ٙࣅཚ਺ ͨͶ͔͋͠

  15.  TSBOE   OVMM JNQMPEF   BSSBZ@NBQ GVODUJPO

    \SFUVSONU@SBOE   ^ SBOHF            TSBOE   OVMM JNQMPEF   BSSBZ@NBQ GVODUJPO \SFUVSONU@SBOE   ^ SBOHF            TSBOE   OVMM JNQMPEF   BSSBZ@NBQ GVODUJPO \SFUVSONU@SBOE   ^ SBOHF           ࠶ݱՄೳ γʔυ͕߹͑͹

  16. ?໿ԯύλʔϯͷٙࣅཚ਺਺ྻ͔͠ͳ͍

  17. ?  ූ߸ͳ͠Ϗοτ੔਺͕͔ͿΔ·Ͱͷੜ੒ճ਺ظ଴஋ αʔόʔϓϩηε͕ੜ·ΕΔͱ͖ɺٙࣅཚ਺਺ྻ্ͷҐஔ͸ઌ಄ʹ໭Δ ˠҐஔͣΕ͕ॏͳΔػձ͸ଟ͍ ͏·͘਺ྻ্ͷҐஔ͕ͣΕͯ΋ͨͿΜશࠃຽ͕೔͙Β͍ͰΞ΢τ ͝ொ಺ͷօ༷͕࢖͏ఔ౓Ͱ೔΋ͨͳ͍

  18. SBOEPN@JOU  SBOEPN@CZUFT  ਅཚ਺㲈EFWVSBOEPN ͜͏͍͏ͱ͖͸ͬͪ͜

  19. ٙࣅཚ਺࢖ͬͱ͍ͯ 66*%িಥݴ͏ͳ

  20. 0OFNPSFUIJOH

  21. λΠϜελϯϓ ඵ ͱϓϩηε*%ͷ৐ࢉ݁Ռͷ ϏοτΛͰͨΒΊʹ൓స͢Δ ࣗಈܾఆ͞ΕΔٙࣅཚ਺γʔυ

  22. λΠϜελϯϓ ඵ  ϓϩηε*%ͷ৐ࢉ݁Ռͷ ϏοτΛ ͰͨΒΊʹ൓స͢Δ σϞͳΒඵఔ౓ͷࠩ ఔ౓ͷܻ Ͳ͏ͤສ·Ͱͷܻ͔͠ ΏΒ͕͗ͳ͍ͩΖ͏ͱ͍͏૝ఆͰ

    ภΓ͋Δ

  23. NU@TSBOE OVMM ສύλʔϯ ճఔ౓Ͱ͔ͿΔ 1)1σϑΥϧτͷࣗಈॳظԽ ݱ࣮ʹ͸͓ͦΒ͘ϓϩηε࠶ར༻Λߟྀͯ͠ສճ͙Β͍ $(*Ϟʔυͩͱຖճཚ਺ྻͷઌ಄ͳͷͰճͰ౰ͨΔ

  24. None

  25. ݁࿦ 66*%ੜ੒͸ ϥΠϒϥϦΛ࢖͑ ࣗ෼Ͱॻ͘ͳ