ruby10 - Speaker Deck

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3VCZߨٛୈճ ͸͡Ίͯͷ8FCΞϓϦ χϑςΟגࣜձࣾدෟߨٛ ࣾձՊֶʹ͓͚Δ৘ใٕज़ͱίϯςϯπ࡞੒***

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দԬߒฏ ߨࢣ /55ίϜ΢ΣΞ᷂ UXJUUFS!NBDIV IUUQTHJUIVCDPNNBDIV IUUQXXXNBDIVKQEJBSZ

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ຊ೔ͷߨٛ w ͜Ε·ͰֶΜͩϓϩάϥϛϯάͷ஌ࣝΛ׆͔͠ ͯɺ͜Ε͔Β਺ճͰ8FCΞϓϦΛ࡞Γ·͢ w 8FCΞϓϦಛ༗ͷઃఆ͸͋Γ·͕͢ɺϓϩάϥ ϛϯάͷجຊ͸มΘΓ·ͤΜ w ৚݅෼ذɺ܁Γฦ͠ɺϋογϡɺ഑ྻʜ

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8FCΞϓϦͱ͸

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8FCͱ͸ 8FC͸ςΩετ΍ը૾Λެ։͢Δ࢓૊Έ த਎͸)5.-ͱ͍͏ςΩετ

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8FCΞϓϦͱ͸ 8FCͷ࢓૊Έͷ্Ͱಈ͔͢ΞϓϦ

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"NB[PO

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$PPL1BE

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8FCϑϨʔϜϫʔΫ 8FCͷੈք )551 )5.- 3VCZͷੈք 8FCΞϓϦ 8FCͷੈք )551 )5.- 3VCZͷੈք 8FCΞϓϦ 8FCϑϨʔϜϫʔΫ θϩ͔Β8FCΞϓϦΛ ࡞Δͷ͸େม )551ͷղੳίʔυ ϑϨʔϜϫʔΫ͕ 8FCͷੈքͱͷڮ౉͠໾

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3VCZͷ8FCϑϨʔϜϫʔΫ 3VCZPO3BJMT ɾશ෦ೖΓɺϓϩ࢓༷ ɾ࢖͍͜ͳ͢·Ͱ͸େม 4JOBUSB ɾඞཁ࠷খݶɺγϯϓϧ ɾͪΐͬͱ࢖͏ʹ͸࠷ద

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͜ͷߨٛͰ͸ 4JOBUSBΛ࢖ͬͯ 8FCΞϓϦΛ࡞੒͠·͢ ʻݶͷߨٛΛडߨ͞Ε͍ͯΔํ΁ʼ ݶͰ͸3BJMTΛ࢖͍ͬͯ·͕͢ɺ4JOBUSBΛ࢖͏͜ͱͰ 8FCΞϓϦͷجຊΛཧղ͢Δ໾ʹཱͪ·͢

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(FN 4JOBUSBαΠτʹ෼͔Γ΍͍͢νϡʔτϦΞϧ͕͋Γ·͢ɻ IUUQXXXTJOBUSBSCDPNJOUSPIUNM

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4JOBUSBͷ Πϯετʔϧ

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3VCZຊମ ίΞ 3VCZͷศརͳಓ۩ͨͪ ૊ΈࠐΈϥΠϒϥϦ 4USJOH "SSBZ )BTI ඪ४ఴ෇ϥΠϒϥϦ $(* QQ ͦͷଞͷϥΠϒϥϦ 3BJMT 4JOBUSB ɾ3VCZຊମʹ૊ΈࠐΈ ɾSFRVJSFͳ͠Ͱ࢖͑Δ ɾ3VCZͱҰॹʹ഑෍ ɾSFRVJSFͰ࢖͑Δ ɾ3VCZͱผʹ഑෍͞ΕΔ ɾΠϯετʔϧͯ͠࢖͏

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3VCZ(FNTPSH ϥΠϒϥϦΛ؅ཧɾ഑෍ͯ͘͠ΕΔαΠτɻ ެ։͢ΔϥΠϒϥϦΛHFN ๅੴ ͱݺͿɻ "QQ4UPSF΍1MBZ4UPSFͷ3VCZ൛ɻ ͨͩ͠৹ࠪ͸ͳ͍ 1FSMͷ$1"/΍1)1ͷ1&"3ͳͲɺ ଞݴޠʹ΋ࣅͨ࢓૊Έ͕͋Γ·͢

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3VCZ(FNTͰ  ެ։͞Ε͍ͯΔϥΠϒϥϦ w ը૾ͷϦαΠζɺ&YDFMϑΝΠϧͷૢ࡞ɺ 5XJUUFSΫϥΠΞϯτͳͲͳͲ w ਺ສछྨͷϥΠϒϥϦ͕ొ࿥͞Ε͍ͯ·͢ w 3VCZ(FNTͷ͓͔͛ͰɺϥΠϒϥϦΛ؆୯ʹ ΠϯετʔϧͰ͖·͢ IUUQTXXXqJDLSDPNQIPUPTTIFFQJFT

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4JOBUSBͷ Πϯετʔϧ

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4JOBUSB΋HFNܗࣜͷϥΠ ϒϥϦͰ഑෍͞Ε͍ͯ·͢ɻ   $4"ʹ4JOBUSBΛΠϯε τʔϧͯ͠Έ·͠ΐ͏ɻ

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4JOBUSBͷΠϯετʔϧ $4"ͷը໘Ͱ࡞ۀ͠·͢ɻ  IPNFQSPKFDUϑΥϧμʹ͋Δ(FNpMFͱ͍͏໊ લͷϑΝΠϧΛ։͖·͢ɻ

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4JOBUSBͷΠϯετʔϧ (FNpMFʹ࢖͍͍ͨϥΠϒϥϦͷ໊લΛॻ͖·͢ɻ  4JOBUSBΛ࢖͍͍ͨͷͰɺHFNTJOBUSBΛ௥هɻ TPVSDFIUUQTSVCZHFNTPSH HFNVOJDPSO HFNTJOBUSB (FNpMF 4JOBUSBΛ࢖͍͍ͨͷͰ௥Ճ

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4JOBUSBͷΠϯετʔϧ όϯυϧΠϯετʔϧΛ։͖ɺ࣮ߦΛબ୒͠·͢ ! ! ը໘্෦ʹʮCVOEMFJOTUBMM͕׬ྃ͠·ͨ͠ʯ ͱදࣔ͞ΕΕ͹Πϯετʔϧ׬ྃͰ͢ɻ

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ิ଍CVOEMFJOTUBMM w (FNpMFʹॻ͍ͯ͋ΔϥΠϒϥϦ໊ HFN Λ ಡΈࠐΜͰɺ3VCZ(FNTPSH͔ΒϥΠϒϥϦ Λμ΢ϯϩʔυ͢Δ࢓૊ΈͰ͢ w $-*͔Β΋࣮ߦͰ͖·͢ DEQSPKFDU CVOEMFJOTUBMM CVOEMF HFNTJOBUSB TJOBUSB (FNpMF

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ิ଍CVOEMFJOTUBMM w μ΢ϯϩʔυͨ͠ϥΠϒϥϦ͸QSPKFDU WFOEPSCVOEMFϑΥϧμʹอଘ͞Ε·͢

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4JOBUSBͰ࡞Δ ͸͡Ίͯͷ8FCΞϓϦ

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$4" w /JGUZͷ$4"ʹ͸ɺ8FCΞϓϦΛ؆୯ʹಈ͔ ͨ͢Ίͷ࢓૊Έ͕༻ҙ͞Ε͍ͯ·͢ 04 -JOVY $4" /JGUZͷαʔό 8FCαʔό /HJOY 3VCZ

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4JOBUSBΞϓϦͷߏ੒ 6OJDPSO 3VCZαʔό DPOpHSV )FMMP 8PSMEΛදࣔ 6OJDPSO 3VCZαʔό DPOpHSV 4JOBUSBΛ࣮ߦ͢Δઃఆ 4JOBUSB BQQSC ͜͜ʹ8FCΞϓϦΛॻ͘ มߋલ มߋޙ 4JOBUSB͕ಈ͘Α͏ʹ ϑΝΠϧΛॻ͖׵͑·͢ˠᶃᶄ (FNpMF ࢖͏ϥΠϒϥϦΛࢦఆ (FNpMF ࢖͏ϥΠϒϥϦΛࢦఆ มߋࡁΈ

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ᶃ8FCΞϓϦͷ࡞੒ QSPKFDUϑΥϧμʹBQQSCϑΝΠϧΛ࡞੒͠· ͢ɻ͜ͷϑΝΠϧ͕8FCΞϓϦຊମʹͳΓ·͢ɻ SFRVJSFTJOBUSB ! HFUEP )FMMPTJOBUSB FOE BQQSC 4JOBUSBϥΠϒϥϦΛಡΈࠐΉ τοϓϖʔδʹΞΫηε ͞ΕͨΒ HFU ɺ)FMMP TJOBUSBΛදࣔ͢Δ

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ᶄDPOpHSVͷॻ͖׵͑ DPOpHSV͸8FCΞϓϦͷجຊઃఆΛॻ͘ϑΝΠϧ Ͱ͢ɻ4JOBUSBΛ࣮ߦ͢ΔΑ͏ʹॻ͖׵͑·͢ɻ DMBTT)FMMP EFGDBMM FOW < \$POUFOU5ZQF UFYUIUNM^ <)FMMP 8PSME>> FOE FOE ! NBQEP SVO)FMMPOFX FOE SFRVJSFBQQ SVO4JOBUSB"QQMJDBUJPO 8FCΞϓϦ BQQSC ΛಡΈࠐΉ 4JOBUSBΛ࣮ߦ͢Δ DPOpHSV มߋલ DPOpHSV มߋޙ

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VOJDPSOͷ࠶ىಈ w σʔϞϯ؅ཧΛ։͖ɺVOJDPSOϓϩηεΛ࠶ىಈ ʢϦελʔτʣ͠·͢ɻ w ࠶ىಈ͢Δ͜ͱͰɺमਖ਼ͨ͠BQQSC΍DPOpHSV ͷ಺༰͕ಡΈࠐ·Ε·͢ɻ

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8FCΞϓϦʹΞΫηε w $4"ࠨ্ͷϦϯΫΛΫϦοΫ͢Δͱɺ࡞੒͠ ͨ8FCΞϓϦʹΞΫηεͰ͖·͢ɻ BQQSCʹॻ͍ͨ಺༰͕දࣔ͞ΕΔ

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8FCΞϓϦͷղઆ

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8FCαʔό 8FCͷ࢓૊Έ ϒϥ΢βʹΞυϨεΛೖྗ 8FCϒϥ΢β 04 8JO .BD σʔλ͍ͩ͘͞ 04 -JOVYͳͲ XXXZBIPPDPKQ ϦΫΤετ͕ ඈͼ·͢

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8FCαʔό 8FCͷ࢓૊Έ 8FCϒϥ΢β 04 8JO .BD 04 -JOVYͳͲ XXXZBIPPDPKQ Ϩεϙϯε͕ ฦ͖ͬͯ·͢ σʔλ͍ͩ͘͞ ςΩετ )5.- ը૾ +1&( Ͳ͏ͧ ϨεϙϯεΛ ը໘ʹදࣔ͠·͢

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8FCͷ࢓૊Έ w )551ͱ͍͏ܾ·Γ͝ͱΛ࢖ͬͯɺαʔό্ͷ ը૾΍ςΩετΛऔಘ͠·͢ 8FCϒϥ΢β 04 8JO .BD 04 -JOVYͳͲ 8FCαʔό ͜ͷσʔλ͍ͩ͘͞ Ͳ͏ͧ )551 ʢͱ͍͏ܾ·Γ͝ͱʣ ςΩετ )5.- ը૾ +1&( ςΩετ )5.- ը૾ +1&(

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8FCϒϥ΢β XXX  ZBIPPDPKQ 8FCαʔό IUUQ͆͆͆ZBIPPDPKQ (&5)551 )PTUXXXZBIPPDPKQ $POOFDUJPOLFFQBMJWF )5510, 4FSWFSOHJOY %BUF4VO +VO(.5 IUUQEBJMZOFXTZBIPPDPKQ  GDEPNFTUJDXFBUIFS EBJMZOFXT  ZBIPPDPKQ (&5GDEPNFTUJDXFBUIFS)551 )PTUXXXZBIPPDPKQ $POOFDUJPOLFFQBMJWF )5510, 4FSWFSOHJOY %BUF4VO +VO(.5 τοϓϖʔδ͍ͩ͘͞ ఱؾͷϖʔδ͍ͩ͘͞ Ͳ͏ͧ Ͳ͏ͧ :BIPP+"1"/ͷྫ ϦϯΫΛΫϦοΫ

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63-8FC্ͷॅॴ w 63-͸ϦιʔεʢςΩετ΍ը૾ʣͷ৔ॴΛද͢ IUUQEBJMZOFXTZBIPPDPKQGDEPNFTUJDXFBUIFS εΩʔϜ ϗετ ύε ௨৴ํࣜɻ҉߸Խ ͷ࣌͸IUUQTΛ࢖ ͏ɻଞʹ΋GUQͳ Ͳ͕͋Δɻ ઀ଓ͢Δαʔόͷ໊લ αʔό্ͷϦιʔεʢը ૾΍ςΩετʣͷ৔ॴ

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࠷ۙͷϒϥ΢β͸63-Λলུ IUUQΛলུ 1$൛$ISPNF αʔό໊ͷΈදࣔ J04൛4BGBSJ

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8FCαʔό ͖ͬ͞࡞ͬͨ8FCΞϓϦͰ͸ HFUEP )FMMPTJOBUSB FOE ! ! ! ! YYYDTBOFU YYYDTBOFU )FMMPTJOBUSB 8FC ϒϥ΢β )FMMPTJOBUSB 6OJDPSO 4JOBUSB ύε͕ͷϦΫΤετʹରͯ͠ )FMMPTJOBUSBͱ͍͏Ϩεϙϯε Λฦ͢8FCΞϓϦͱͯ͠ಈ࡞͠·͢

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ԋश໰୊

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8FCαʔό 63-Λ૿΍ͯ͠ΈΑ͏ HFUEP )FMMPTJOBUSB FOE ! HFUCZFEP #ZFTJOBUSB FOE YYYDTBOFU YYYDTBOFU )FMMPTJOBUSB 8FC ϒϥ΢β YYYDTBOFUCZF #ZFTJOBUSB )FMMPTJOBUSB #ZFTJOBUSB 6OJDPSO 4JOBUSB

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ԋश w ΞΫηε͢Δͱ#ZFTJOBUSBͱදࣔ͢Δ 63-YYYDTBOFUCZFΛ௥Ճ͠·͢ BQQSCΛฤूͯ͠HFUCZFEPΛ௥ Ճʢલϖʔδࢀরʣ VOJDPSOαʔόΛ࠶ىಈˡ๨Εͣʹʂ w 8FCϒϥ΢βͰ௥Ճͨ͠63-ʹΞΫηε

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ԋश w ΞΫηε͢Δͱݱࡏ࣌ࠁΛදࣔ͢Δ63- YYYDTBOFUOPXΛ௥Ճ͠·͢ w ݱࡏ࣌ࠁ͸5JNFOPXͰऔಘͰ͖·͢ w ࢖͍ํ͸3VCZϚχϡΞϧͳͲͰௐ΂ͯΈ·͠ΐ͏ w จࣈྻ΁ͷม׵Λ๨Εͣʹʂ ݱࡏ࣌ࠁͷऔಘ OPX5JNFOPX

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·ͱΊ

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8FCΞϓϦͱ͸ 8FCͷ࢓૊Έͷ্Ͱಈ͔͢ΞϓϦ

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3VCZͷ8FCϑϨʔϜϫʔΫ 3VCZPO3BJMT ɾશ෦ೖΓɺϓϩ࢓༷ ɾ࢖͍͜ͳ͢·Ͱ͸େม 4JOBUSB ɾඞཁ࠷খݶɺγϯϓϧ ɾͪΐͬͱ࢖͏ʹ͸࠷ద

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(FN 4JOBUSBαΠτʹ෼͔Γ΍͍͢νϡʔτϦΞϧ͕͋Γ·͢ɻ IUUQXXXTJOBUSBSCDPNJOUSPIUNM

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(FNpMF (FNpMFʹ࢖͍͍ͨϥΠϒϥϦͷ໊લΛॻ͖·͢ɻ  4JOBUSBΛ࢖͍͍ͨͷͰɺHFNTJOBUSBΛ௥هɻ TPVSDFIUUQTSVCZHFNTPSH HFNVOJDPSO HFNTJOBUSB (FNpMF 4JOBUSBΛ࢖͍͍ͨͷͰ௥Ճ

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8FCαʔό ͖ͬ͞࡞ͬͨ8FCΞϓϦͰ͸ HFUEP )FMMPTJOBUSB FOE ! ! ! ! YYYDTBOFU YYYDTBOFU )FMMPTJOBUSB 8FC ϒϥ΢β )FMMPTJOBUSB 6OJDPSO 4JOBUSB

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ࢀߟࢿྉ

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BCD ࣮ߦ݁Ռ QVUTBCD ॻࣜ 3VCZίʔυ ࣮ߦ݁Ռ TIFMMίϚϯυ MT

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ࡶஊɾ࣭໰༻GBDFCPPLάϧʔϓ IUUQTXXXGBDFCPPLDPNHSPVQTIJUPUTVCBTIJSC ɾՃೖඇՃೖ͸ࣗ༝Ͱ͢ ɾՃೖඇՃೖ͸੒੷ʹؔ܎͠·ͤΜ ɾࢀՃऀҰཡ͸ެ։͞Ε·͢ ɾࢀՃऀ͸ελοϑͱҰࡢ೥ɺࡢ೥ɺࠓ೥ͷडߨऀͰ͢ ɾॻ͖ࠐΈ͸ࢀՃऀͷΈݟ͑·͢ ɾر๬ऀ͸ΞΫηεͯ͠ࢀՃਃ੥͍ͯͩ͘͠͞ ɾࡶஊɺ࣭໰ɺٞ࿦ͳͲԿͰ΋ؾʹͤͣͲ͏ͧʙ ɾ࣭໰ʹ౴͑ΒΕΔਓ͸౴͍͑ͯ͋͛ͯͩ͘͞ ɾߨࢣਞ΋͓౴͑͠·͢ ɾೖͬͨΒܰࣗ͘ݾ঺հ͓Ͷ͕͍͠·͢