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RWC2013

 RWC2013

「広がるRubyの学びの場」
RubyWorldConference2013
at 松江 くにびきメッセ
2013.11.21

Kuniaki IGARASHI

November 21, 2013
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  1. IUUQXXXqJDLSDPNQIPUPTJHBJHB IUUQXXXqJDLSDPNQIPUPTITCU 3BJMT(JSMT 3BJMTࣉࢠ԰3BJMT5FSBLPZB ͦͷଞͷ౦ژͷࣄྫ ,JET3VCZJO50,:0 4UVEFOUTSC 6ϓϩάϥϛϯά͘ΒͿʢ3VCZࡾୋڭࣨʣ ! ౡࠜɺদߐͷࣄྫ

    ౡࠜ3VCZ߹॓ ೥ʙ  ౡࠜେֶͰͷߨٛ ೥ʙ  দߐதֶੜ3VCZڭࣨ 3VCZ+S ৽ֶ͍͠ͼͷ৔͕ͨ͘͞ΜͰ͖ͨͷ͕ ͜͜೥ఔͷ3VCZΤίγεςϜͷϗοττϐοΫͷͭ ͦ͜Ͱ3VCZΛ࢝ΊΔਓ΋ͨ͘͞Μग़͖ͯ·ͨ͠ Ұڮେֶߨٛ-FDUVSFJO)JUPUTVCBTIJ6OJW
  2. ߨٛ಺༰ɹ3BJMTฤ Ұ൪খ͞ͳ3BJMTΞϓϦͭ͘Γ DPOUSPMMFS WJFX  TDBGGPMEͰͰ͖ͨ΋ͷͷղઆ ϦΫΤετ SPVUFT DPOUSPMMFS WJFX

    NPEFM 3BJMTΞϓϦͷಈ͖Λ؍࡯͢Δ $ISPNFͰϦΫΤετΛ؍࡯ɺMPHɺQɺQSZ "DUJWF3FDPSE %# 1BB4 $4" Ͱωοτʹެ։ IUUQTHJUIVCDPNJHBJHBIJUPUTVCBTIJSVCZ
  3. ཧղ͕೉͍͠ͱ͜Ζ  TIFMMͷੈքɺ3VCZͷੈքͷཧղ   λʔϛφϧʹ3VCZͷίʔυΛॻ͍ͯ͠·͏  จ๏ΑΓ΋ΞϧΰϦζϜ͕೉͍͠  

    FBDIͷ࢖༻ྫͱͯ͠ɺ<    >ͷ࿨ΛٻΊΔ   खͰղ͚Δ΋ͷ͸ಘҙUIHTVC UI TU TU  )BTI͸ۤख ࢿྉ͕ͳ͍  ϓϩάϥϚʔ޲͚ͷࢿྉɾຊ͸ͨ͘͞Μ͋Δ͕ɺ  ϓϩάϥϛϯάΛ࢝ΊΔਓ΁޲͚ͨ΋ͷ͸͋·Γͳ͍ ΤϯδχΞ͕ڭ͑Δ  ࠷৽ͷ3VCZքͷঢ়گʹ͋Θͤͯڭ͑ΒΕΔ  ର৅ͱͳΔֶՊͷઌੜͱೋਓࡾ٭ͩͱ૬ஊ΋Ͱ͖ͯྑ͍  5%%͸ڭҭʹ΋༗ޮ ؾ͖ͮ ˞େֶߨٛʹ͍ͭͯৄ͘͠͸ͪ͜Β΋͝ࢀর͍ͩ͘͞IUUQTTQFBLFSEFDLDPNJHBJHBLZVTIV
  4. ߴઐ͸ߴߍ ୹େʹ͋ͨΔ೥ؒͷڭҭػؔ ʙࡀ  ߴઐ ৘ใܥͷֶՊ Ͱ͸ϓϩάϥϛϯάͷ࣮शΛଟ͘ͷ࣌ؒΛ͔͚ͯऔΓ૊Ή ͔͠͠8FCٕज़ͷߨٛɺ3VCZͷߨٛ͸গͳֶ͍ߍ͕΄ͱΜͲ ࠷ઌ୺ͷ8FCٕज़ΛֶͿػձΛͭ͘Γ͍ͨ !

    ڭ৬һ΁޲͚ͨϫʔΫγϣοϓΛ։࠵͢Δ͜ͱ΋໨ඪ ಠཱߦ੓๏ਓࠃཱߴ౳ઐ໳ֶߍػߏ΁ڠྗΛ͓ئ͍ ࢣൣͷ฼ߍ΁࿈བྷ 3BJMTࣉࢠ԰ͷ։࠵ಈػ
  5.  ؆୯ͳ3BJMTΞϓϦΛࢣൣ͕༻ҙ͓ͯ͘͠  ͦ͜΁ػೳ௥Ճ͢ΔܗͰࢀՃऀ͸QVMMSFRVFTU ػೳ௥ Ճئ͍ Λ͢Δ  ࢣൣ͸ͦΕΛ֬ೝ͠ɺίʔυϨϏϡʔΛ͠ɺϚʔδ͢Δ (JU)VC1VMM3FRVFTUಓ৔

    ૂ͍ ؆୯ͳػೳΛ࣮૷͠ɺ3BJMTͰͷ։ൃΛ࣮ફ ࢣൣ͕ώϯτΛग़ͨ͠ΓɺҰॹʹ։ൃͨ͠Γ͢Δ 044ߩݙʹॏཁͳٕज़(JUIVCQVMMSFRVFTUΛ࣮ମݧ ා͞Λͳ͘͢ɺ׳ΕΔ
  6. ͓קΊͷ3BJMT؀ڥߏஙํ๏ ͪ͜Βͷϖʔδ͕·ͱ·͍ͬͯͯ෼͔Γ΍͍͢Ͱ͢ɻIUUQSBJMTHJSMTKQJOTUBMM 8JOEPXT3BJMT*OTUBMMFSIUUQSBJMTJOTUBMMFSPSH  8JOͰ͸؀ڥࠩʹΑΔτϥϒϧ͸΄΅ͳ͍  OBUJWFFYUFOTJPOHFNͷΠϯετʔϧͰҰ෦ࣦഊ͢Δ΋ͷ͸͋Δ .BD3BJMT*OTUBMMFSPSSCFOWIPNFCSFX  τϥϒϧ͕ى͖Δͷ͸.BD͕ଟ͍

    ࣋ͪࠐΈ࣌ͷঢ়ଶ͕·ͪ·ͪ  ! Α͘ى͖Δτϥϒϧ &YFD+43VOUJNF&SSPS 0QFO44-ূ໌ॻظݶ੾ΕIUUQRJJUBDPNTBUPDPDPBJUFNTCEBEFFGG τϥϒϧରԠ͸͜ͷϖʔδʹࣄྫ͕ू·͍ͬͯ·͢ɻIUUQTHJUIVCDPNSBJMTHJSMTKQSBJMTHJSMTKQHJUIVCDPNXJLJ5SPVCMFTIPPUJOH ՝୊3BJMT։ൃ؀ڥߏஙͷ೉͠͞
  7. ৔ॴ͕͋Δ͜ͱ͸ॏཁ  ࠷ॳͷͱ͔͔ͬΓ͕Ұ൪೉͍͠   ؀ڥߏங࣌ͷτϥϒϧ   ษڧํ๏Λ஌Δ 

     Կ͕Ͱ͖Δͷ͔Λ஌Δɺମݧ͢Δ ! ʮϓϩάϥϛϯάͱ͍͏ݴ༿͸ฉ͍ͨ͜ͱ͕͕͋ͬͨɺͲ͜΁ߦ ͚͹श͏͜ͱ͕Ͱ͖Δͷ͔෼͔Βͳ͔ͬͨɻ͔ͩΒ͜ͷߨٛΛΈ ͚ͭͯɺऔΓ͍ͨͱࢥͬͨɻʯ ! ʮϓϩάϥϛϯάʹ͸ڵຯ͕͕͋ͬͨɺॳ৺ऀͰͦͷ͖͔͚͕ͬ ͔ͭΊͳ͔ͬͨͷͰɺ͜ͷߨٛΛ͖͔͚ͬʹ͠Α͏ͱࢥͬͨɻʯ डߨֶͨ͠ੜͷ੠
  8. ͓ۙ͘ͷΠϕϯτɺίϛϡχςΟ΁ IUUQTHJUIVCDPNSVCZOPLBJPGpDJBMXJLJ3FHJPOBM3VCZJTU.FFU6Q ࢿྉɾຊ  େֶߨٛࢿྉ ؀ڥߏங 3VCZ 3BJMT  IUUQTHJUIVCDPNJHBJHBIJUPUTVCBTIJSVCZ

     3VCZ   ͨͷ͍͠3VCZୈ൛*4#/    ελʔτΞοϓ3VCZ*4#/   3BJMT   3BJMT(JSMTࢿྉIUUQSBJMTHJSMTKQ    3BJMT5VUPSJBMIUUQSBJMTUVUPSJBMKQ    3BJMT(VJEFTIUUQHVJEFTSVCZPOSBJMTPSH ͜Ε͔Β3VCZΛ࢝ΊΔํ΁࣍ͷҰา