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3FBDU5PLZPϛʔτΞοϓ 3FBDUΛΫϥΠΞϯτͰ࢖Θͳ͍ :VTVLF8BEB

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.F w :VTVLF8BEB w 8FCGSBNFXPSLEFWFMPQFS w %FWFMPQFS"EWPDBUF!$MPVE fl BSF w #PLFUFDPGPVOEFS w $SFBUPSPG)POP w IUUQTHJUIVCDPNZVTVLFCF The Melancholy of an OSS Developer

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3FBDUͱ͍͑͹

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8JLJQFEJB3FBDUΑΓ IUUQTKBXJLJQFEJBPSHXJLJ3FBDU

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ʮ΢Σϒϒϥ΢βͰෳࡶͳ6*ʯ ʮϑϩϯτΤϯυʯ

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ΫϥΠΞϯταΠυͰ࣮ߦ͞ΕΔ ͜ͱ͕૝ఆ͞Ε͍ͯΔ

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͔͠͠ αʔόʔαΠυͰ࢖ΘΕΔ͜ͱ΋͋Δ

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3FBDUΛΫϥΠΞϯτͰ࢖Θͳ ͍͜ͱ΋Ͱ͖Δ

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ࠓ೔͸ͦͷ࿩Ͱ͢

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3FBDUΛΫϥΠΞϯτͰ࢖Θͳ͍  )POP͕+49ʹ໨Λ͚ͭͨ݅  3FBDUΛαʔόʔαΠυͰ࢖͏  3FBDUͷศརͳػೳ  )POPͰ3FBDUΛ࢖͏ 3FBDU4FSWFS$PNQPOFOUTʹ͍ͭͯ͸৮Ε·ͤΜ

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)POP͕+49ʹ໨Λ͚ͭͨ݅

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ʮ·ͣαʔόʔαΠυ+49ʹ͍ͭͯ࿩ͦ͏ʯ

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)POPͰ͸ςϯϓϨʔτΤϯδϯΛ࢖͍ͬͯͨ w )5.-Λඳը͢ΔͨΊͷखஈΛఏڙ͍ͨ͠ͱࢥ͍ͬͯͨ w ςϯϓϨʔτΤϯδϯΛ࢖͓͏ʂ w ͔͠͠ɺଟ͘ͷ+BWB4DSJQUςϯϓϨʔτΤϯδϯ͸FWBM͕ඞཁͩͬͨΓGTʹ ґଘ͍ͯͨ͠$MPVE fl BSF8PSLFSTͰಈ͔ͳ͍ w .VTUBDIF͚ͩಈ͘

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࣮ࡍʹ.VTUBDIFϛυϧ΢ΣΞ͸͋ͬͨ IUUQTHJUIVCDPNIPOPKTIPOPQVMM

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ςϯϓϨʔτΤϯδϯͷબ୒ࢶ͕গͳ͍ w 8PSLFSTͰಈ͘΋͏ҰͭͷςϯϓϨʔτΤϯδϯNJDSPUFNQMBUFKTΛ࢖͏ͱ ͕ͨ͠ʜ w ݁ہςϯϓϨʔτΤϯδϯͷબ୒͕গͳ͍͜ͱ͸มΘΒͣ IUUQTHJUIVCDPNIPOPKTIPOPJTTVFT

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l+49Λ࢖ͬͨΒͲ͏ͩʁz w ςϯϓϨʔτΤϯδϯͷ୅ΘΓʹ+49ͷγϯλοΫεΛ࢖ͬͯ)5.-Λग़ྗ͢ Ε͹͍͍ͷͰ͸ʁ

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+49ϛυϧ΢ΣΞ͕ಋೖ͞ΕΔ IUUQTHJUIVCDPNIPOPKTIPOPQVMM w +49ΛαʔόʔαΠυͰ࣮ߦ͠ɺ)5.-౳Λग़ྗ͢Δ

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+49Λ࢖͏͜ͱ͸)POPͷಛ௃ʹͳ͍ͬͯΔ 4VNNBSJ[F)BDLFS/FXTXJUI)POP $MPVE fl BSF IUUQTXXXZPVUVCFDPNXBUDI W8VP00B4HN*

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αʔόʔαΠυ+49 w αʔόʔαΠυͰ+49Λ࢖͏ͱ͍͏Ξϓϩʔν͸༗ޮͩʂ)POPͰূ໌͞ Εͭͭ͋Δ w Ͱ+49ͱ͍͑͹ɺ3FBDU΋+49Ͱهड़͢Δ w )POPͰ͸ඪ४ͰIPOPKTYΛ࢖͍ͬͯΔ͕3FBDUΛ࢖͏͜ͱ΋Ͱ͖Δ w 3FBDUͳΒͰ͸ͷػೳ΋͋Δʢ͍͔ͭ͘͸IPOPKTYʹ΋औΓࠐ·Ε͍ͯΔʣ

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ʮ3FBDUΛαʔόʔαΠυͰ࢖͏ͷ͋Γʂʯ ͍ΘΏΔ443Ͱ΋͋Δ

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3FBDUΛαʔόʔαΠυͰ࢖͏

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+49Λղऍͤ͞Δ w ֦ுࢠΛKTY͔UTYʹ͢Δ w UTDPO fi HKTPOΛฤू͢Δ w ͜ΕͰίϯύΠϥ͕+49Λ +BWB4DSJQUίʔυʹม׵ͯ͠ ͘ΕΔ

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+49Λॻ͘ w ී௨ʹ+49Λॻ͍͍͚ͯ͹ Α͍

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ϨϯμϦϯά͢Δ w ద੾ͳϝιουΛ࢖ͬͯ+49ΛϨϯμϦϯά͢Δ

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ϨϯμϦϯά͢ΔͨΊͷϝιου w SFOEFS5P4USJOHGSPNASFBDUEPNTFSWFSA w +49Λ)5.-จࣈྻʹͯ͠ฦ͢ w SFOEFS5P4UBUJD.BSLVQGSPNASFBDUEPNTFSWFSA w 3FBDUݻ༗ͷଐੑ ྫEBUBSFBDUJE Λ࡞Βͳ͍ w SFOEFS5P3FBEBCMF4USFBNGSPNASFBDUEPNTFSWFSA w +49Λ)5.-ʹͯ͠3FBECMF4USFBNͰฦ͢

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3FBDUͷศརͳػೳ

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%PDVNFOU.FUBEBUB w UJUMFNFUBMJOL͕IFBEʹࣗಈతʹঢ֨͢Δ w ϝλσʔλͷר্͖͛ w ಠࣗͰϝλσʔλΛηοτ͢ΔͨΊͷϩδοΫΛ࡞͍͚ͬͯͨͲɺ͜Ε͸ศརʂ

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3FTPVSDF-PBEJOH w ίϯϙʔωϯτ಺ͰϦιʔεώϯτQSFMPBEQSFJOJUQSFDPOOFDUΛએݴ Ͱ͖ΔIFBEʹग़ྗ͞ΕΔ

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JNHλάͷTSD͕ࣗಈతʹQSFMPBE͞ΕΔ݅ w ίϯϙʔωϯτ಺ͷJNHλάͷը૾͕ࣗಈతʹQSFMPBE͞ΕΔ

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༧ظͯ͠ͳ͍ڍಈͳͷ͔ʁ IUUQTHJUIVCDPNGBDFCPPLSFBDUJTTVFT ͪͳΈʹMPBEJOHMB[ZΛ௥Ճ͢ΔͱແޮԽ͞ΕΔ

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4USFBNJOH 4VTQFOTF w SFOEFS5P3FBECMF4SFBNΛ࢖͑͹ετϦʔϜΛฦ͢͜ͱ͕Ͱ͖Δ w 4VTQFOTF͕αʔόʔαΠυͷ࣮૷͚ͩͰ࢖͑Δ w ·ͣGBMMCBDLΛදࣔ४උ͕Ͱ͖ͨΒίϯϙʔωϯτΛදࣔ w ΫϥΠΞϯτͷ+4ͳ͠Ͱʮ଴ͪͷؒͷϩʔσΟϯά6*ʯʮຊ෺ͷ಺༰ʯ

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࣌ؒࠩͰදࣔ͞ΕΔίϯϙʔωϯτ

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3FBDUͷΤίγεςϜΛ࢖͑Δ w ྫ-VDJEF3FBDU

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)POPͰ3FBDUΛ࢖͏

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)POPͰ3FBDUΛ࢖͏ w +49Λॻ͍ͯϨϯμϦϯάͤͯ͞ద੾ʹϨεϙϯεΛฦͤ͹͍͍ SFOEFS5P4USJOH  SFOEFS5P4UBUJD.BSLVQ SFOEFS5P3FBCMF4USFBN

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)POPͷ3FOEFSFS w DSFOEFSͰ౉ͨ͠஋ΛͲ͏͢Δ͔ʁΛࢦఆ͓ͯ͘͜͠ͱ͕Ͱ͖Δ w ྫ+49ͷϨΠΞ΢τɺΧελϜ+40/Τϯίʔμʔ

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3FBDU3FOEFSFS.JEEMFXBSF w !IPOPSFBDUSFOEFSFS w DSFOEFSϝιουͰ࣮ߦͰ͖Δ3FBDUϕʔεͷϨϯμϥʔΛ؆୯ʹͭ͘ΕΔ

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WJUFTTSDPNQPOFOUT w 3FBDUͱIPOPKTYΛαʔόʔαΠυͰ࢖ͬͯ7JUFͰ։ൃ͢Δ࣌ʹศརͳίϯ ϙʔωϯτ w 7JUF$MJFOU7JUFͷΫϥΠΞϯτεΫϦϓτΛૠೖϗοτϦϩʔυ w 4DSJQU-JOLΞηοτ΁ͷύεղܾΛࣗಈతʹͯ͘͠ΕΔ Ϗϧυ࣌΋ؚ Ή

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Ҏ্ɺͭ঺հ͖ͯ͠·ͨ͠

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͓·͚

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΋͘͠͸IPOPKTYΛ࢖͏ w AIPOPA͚ͩͰ࢖͑Δ w 3FBDUޓ׵ͷ"1*Λ͍͔͍ͭ࣋ͬͯ͘Δ w %PDVNFOU.FUBEBUB w 4USFBNJOH4VTQFOTF w !IPOPSFBDUDPNQBU w IPOPKTYΛ࢖͍ͭͭɺ3FBDUґଘͷϥΠϒϥϦΛ࢖͑Δ

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·ͱΊ

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3FBDUΛΫϥΠΞϯτͰ࢖Θͳ͍ w )POP͕+49ʹ໨Λ͚ͭͨ݅ w 3FBDUΛαʔόʔαΠυͰ࢖͏ w αʔόʔαΠυͰศརͳػೳ w )POPͰ3FBDUΛ࢖͏

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3FBDU͸ΫϥΠΞϯτ͚ͩͷ΋ͷͰ͸ͳ͍ʂ ͱ͍͏͜ͱΛ஌ͬͯ΋Β͑ͨΒΑ͔ͬͨͰ͢

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͋Γ͕ͱ͏͍͟͝·ͨ͠