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WordPress テーマのライセンスと品質について
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Takashi Kitajima
February 19, 2018
Programming
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130
WordPress テーマのライセンスと品質について
WordPressもくもく勉強会@日本橋 #14
Takashi Kitajima
February 19, 2018
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Transcript
8PSE1SFTT͘͘ษڧձ!ຊڮ ϞϯΩʔϨϯν ΩλδϚλΧγ!JOD 8PSE1SFTTςʔϚͷ ϥΠηϯεͱ࣭ʹ͍ͭͯ
ϑϦʔϥϯε 8FCσβΠφʔϓϩάϥϚʔ࡚ 8PSE1SFTTϓϥάΠϯ .881'PSNɺ4NBSU$VTUPN'JFMET 8PSE1SFTTςʔϚ 4OPX.POLFZɺ.JNJ[VLVɺ)BCBLJSJ
4BTT$44ϑϨʔϜϫʔΫ #BTJT ΩλδϚλΧγ !JOD
8PSE1SFTTͷϥΠηϯεɺ͍ͬͯ·͔͢ʁ
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w (1-Ͱͳ͚Ε͍͚ͳ͍ͷɺ8PSE1SFTT͕ͳ͚Ε ػೳ͠ͳ͍ϑΝΠϧʢओʹ1)1ʣͷΈ w $44ɺ+4ɺը૾ͳͲͷɺ8PSE1SFTT͕ͳͯ͘୯ମͰ ༻Ͱ͖ΔϑΝΠϧʹ͍ͭͯ(1-Ͱͳͯ͘ྑ͍ w 1)1(1-ɺͰͦΕҎ֎ಠࣗϥΠηϯε εϓϦοτϥΠηϯε εϓϦοτϥΠηϯε
w 1)1(1-ͳͷͰࣗ༝ʹͬͯྑ͍Αʙͱ͍Θ Εͯɺࣄ্࣮ςʔϚ$44+4ɺը૾͕ͳ͍ ͱཱ͠ͳ͍ w ຊདྷ(1-ͰෆՄͰ͋Δͣͷར༻੍ݶΛ (1-ҧʹͳΒͣʹߦ͏͜ͱ͕Ͱ͖ΔΑ͏ʹ ͳͬͯ͠·͏ εϓϦοτϥΠηϯεͷ
εϓϦοτϥΠηϯε w ຊདྷࣗ༝ʹ͑Δͣͷ8PSE1SFTTͳͷʹɺ ςʔϚಠࣗͷར༻نΛؾʹ͢Δඞཁ͕Ͱͯ͘Δ w ಠࣗϥΠηϯεͳͷͰɺ͍ͭɺͲ͏มߋʹͳΔ͔ Θ͔Βͳ͍ w εϓϦοτϥΠηϯε(1-ҧͰͳ͍͕ɺ ͨͯ͠ʮࣗ༝ͳϥΠηϯεʯͱݴ͑Δͷ͔
8PSE1SFTTίϛϡχςΟ(1-Λਪ ը૾$44͕(1-Ͱ͋Δ͜ͱ๏తʹඞਢͰ ͋Γ·ͤΜ͕ɺ͜ΕΒ͕ͳ͚Ε͔ͳΓςʔϚʹ੍ ݶ͕Ͱ͖ͯ͠·͍·͢ɻ$44+BWB4DSJQUͷ·ͬ ͨ͘ͳ͍8PSE1SFTTΛ૾Ͱ͖·͔͢ʁ l z ςʔϚ(1-ϥΠηϯε IUUQTKBXPSEQSFTTPSHUIFNFTBSFHQMUPP
࣭ʹ͍ͭͯ
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w ΧελϚΠβʔͰϑολʔΟδΣοτΛՃͨ͠ͱ ͖ʹϑολʔ่͕ΕΔෆ۩߹ͷमਖ਼ w (PPHMFΞυηϯε༻ΟδΣοτͷՃ w هࣄͷΞΠΩϟονը૾ͷදࣔํ๏Λ ύλʔϯ͔ΒύλʔϯʹՃ w ಛఆͷঢ়گԼͰʮ13ϘοΫεΟδΣοτʯʹ߲͕
ՃͰ͖ͳ͘ͳΔɹFUD ۙͷػೳՃɾόάमਖ਼ͷ߹ ΦϯϥΠϯίϛϡχςΟ Ϣʔβʔͷϒϩά ΦϯϥΠϯίϛϡχςΟ (JU)VC
w ࠷ۙͷػೳՃόάमਖ਼΄ͱΜͲ͕ɺΦϯϥΠϯ ίϛϡχςΟ(JU)VC͔ΒͷϑΟʔυόοΫʹΑΔͷ w ͭ·Γɺ͚ͩͰؾ͔ͮͳ͔ͬͨόάͷमਖ਼ɺ ૾͠ͳ͔ͬͨϢʔεέʔεʹԠͨ͡ػೳՃ ্࣭͕ߦΘΕ͍ͯΔ w (1-Ͱ୭͕ʮຊʹࣗ༝ʹ͑Δʯ͜ͱͱɺ ίʔυΛʮΦʔϓϯʯʹ͠ɺϢʔβʔͱΦʔϓϯʹ
ίϛϡχέʔγϣϯ͢ΔΛ༻ҙ͔ͨ͠Β࣮ͦ͜ݱ
ͦͯ͠ͳΜͱɺ͜ͷεϥΠυ ΦϯϥΠϯίϛϡχςΟʹԼ͠ɺ ϑΟʔυόοΫΛΒͬͯ ্࣭Λ͔Γ·ͨ͠ʂ
ࠓͷ͕Έͳ͞Μ͕ϥΠηϯεʹ͍ͭͯߟ͑Δ ͻͱͭͷػձʹͳΕخ͍͠Ͱ͢ʂ ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ