身近な技術的課題から始めるOSSプロジェクト

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਎ۙͳٕज़త՝୊͔Β ࢝ΊΔ044ϓϩδΣΫτ ,B[VIJSP)BZBTIJ !LB[VIJSP Ϡϑʔ໊ݹ԰5FDI.FFUVQ

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ࣗݾ঺հ w ໊લ w ྛ࿨߂ !LB[VIJSP w ࢓ࣄ w :BIPP+"1"/J04ΞϓϦ w J04ΞϓϦࠇଳ

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ࣾ֎޲͚ͷτʔΫ

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Ϡϑʔ͕044ͷจԽΛੵۃతʹ औΓೖΕ͍ͯΔΠϝʔδͬͯ͋Γ·͔͢ʁ

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IUUQTHJUIVCDPNZBIPPKBQBO

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J04ؔ࿈Ͱ͍͏ͱ IUUQTHJUIVCDPNZBIPPKBQBO

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೔ʑͷۀ຿ʹ͓͍ͯ w ࢖͍ͬͯΔίʔυʹϥΠηϯεΛ͚ͭͯ ެ։ϝϯςφϯεɺ͍ͬͯ͏ͷΛҙ֎ͱ ΍͍ͬͯΔ w ྫ͑͹ΞϓϦͷЌςετπʔϧͳͲ IUUQTXXXTMJEFTIBSFOFUUFDICMPHZBIPPTT

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Ϡϑʔ͸044จԽʹରͯ͠ ͔ͳΓ׮༰

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ྫ͑͹ w ೔ʑͷ։ൃࣗମ(JUIVC্ͰϓϧϦΫΤετϕʔεͰߦ͏ w ੈͷதʹ͋Δ044͸͔ͳΓ࢖͍ͬͯΔ w ༗໊ͳ044ʹੵۃతʹίϛοτ͍ͯ͠Δ w ࣗ෼ͨͪͰ044Λ͔Β࡞ͬͯൃ৴͍ͯ͠Δ

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ྫ͑͹ w ೔ʑͷ։ൃࣗମ(JUIVC্ͰϓϧϦΫΤετϕʔεͰߦ͏ w ੈͷதʹ͋Δ044͸͔ͳΓ࢖͍ͬͯΔ w ༗໊ͳ044ʹੵۃతʹίϛοτ͍ͯ͠Δ w ࣗ෼ͨͪͰ044Λ͔Β࡞ͬͯൃ৴͍ͯ͠Δ

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೔ʑͷαʔϏε։ൃ͔ΒͲ͏ 044Λ࡞͍ͬͯΔ͔

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ࣗ෼ͷ΍Γํ w ࢓ࣄͰൃݟٕͨ͠ज़త՝୊͔Β044ϓϩδΣΫτΛ࢝ΊΔ w ೔ʑͷ࣮຿ͷதͰ࣮ࡍʹ௚໘ͨ͠Ұൠతʹ௨͡Δ՝୊Λݟ͚ͭΔ

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ࣗ෼ͷ΍Γํ w ձࣾͷϓϩμΫτʹ࢖ΘΕ͍ͯΔ ίʔυͰੈͷதͷٕज़త՝୊Λղܾ ͢Δ΋ͷ͸ɺ044ͱͯ͠੾Γग़͢ طଘϓϩμΫτ ίʔυ 044ͱͯ͠੾Γग़͠

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ࣗ෼ͷ΍Γํ w ձࣾͷϓϩμΫτ͔Β޿͘ੈͷதʹ ௨͡Δٕज़త՝୊Λൃݟ͠ɺݸਓͰ 044ͱͯ͠࡞ͬͯϑΟʔυόοΫ͢ Δ طଘϓϩμΫτ ݸਓͰ࡞ͬͨίʔυ 044ͱͯ͠ಋೖ

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ࣗ෼ͷ΍Γํ w ࣾ಺ษڧձͷωλͱͯ͠࡞ͬͯɺ΢ έ͕ྑ͔ͬͨΒ044ͱͯ͠ެ։ ίʔυ 044ͱͯ͠ެ։ IUUQTXXXJSBTVUPZBDPN͔Β

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ࣗ෼ͷ΍Γํ w 044ͱͯ͠։ൃͨ͠ΒܦҢͳͲؚΊ ͯษڧձͳͲͰ࢓ࣄͱͯ͠ൃ৴

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͍͔ͭ͘ͷࣄྫΛ௨ͯ͡ɺ۩ମతʹ ۀ຿ΛͲ͏044։ൃ΁ͭͳ͖͔͛ͯͨ ͝঺հͰ͖Ε͹ͱࢥ͍·͢

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˞ࣄྫ͸͢΂ͯJ04ΞϓϦ ։ൃͷ࿩ʹͳΓ·͢

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঺հ͢ΔϓϩμΫτ 4XJGU9.-1BSTFSελϯμʔυϥΠϒϥϦ͕࢖͍ʹ͍͘ 1BHJOH,JUཁ݅ʹ߹͏ϥΠϒϥϦ͕ͳ͔ͬͨ 4XJGU6*$BUBMPHࣾ಺޲͚ͷڭҭ༻ࢿྉΛެ։

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4XJGUZ9.-1BSTFS

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4XJGUZ9.-1BSTFS w J04Ͱ9.-Λύʔε͢Δ৔߹ɺ9.-1BSTFSͱ͍͏૊Έࠐ ΈͷΫϥεΛ࢖͏ w 9.-1BSTFS͸4"9ܕͷύϑΥʔϚϯε͕ྑ͍ύʔαʔ

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IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTT ୯७ͳ9.-Ͱ͜ͷ͘Β͍ͷίʔυྔʹͳΔ ౰࣌4XJGU

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IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTT ͜ͷ9.-Λύʔε͢ΔͨΊʹ

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IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTT w ύʔε͢ΔͨΊͷΫϥεΛ࡞Δ w ୳ࡧΠϕϯτΛϝιουͱ࣮ͯ͠૷

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՝୊ w ೥౰࣌ͷ:BIPPγϣοϐϯά͸9.-͕ ଟ༻͞Ε͍ͯͨ w ύʔεͷͨΊͷ๲େͳίʔυྔΛݮΒ͍ͨ͠ w 4XJGUݴޠͰඞཁे෼ͳϥΠϒϥϦ͕ͳ͔ͬͨ IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTTΑΓ IUUQTDPNNFSDFBQQZBIPPDPKQTIPQQJOHBQQMJ

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IUUQTHJUIVCDPNZBIPPKBQBO4XJGUZ9.-1BSTFS

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4XJGUZ9.-1BSTFS w %0.ܕͷύʔαʔ w ੲ͔Β͋ΔϥΠϒϥϦ͕औΓࠐΊ͍ͯͳ͍ɺ৽͍͠ݴޠػೳΛੵۃతʹ ࠾༻ w ܰྔͰσόοά͕͠΍͍͢ͱ͍ͬͨɺ࣮຿Ͱͷ࢖͍উखʹൺॏΛஔ͘

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IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTT ίʔυྔ͕͜ͷ͘Β͍ʹݮΒͤΔ ౰࣌4XJGU

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IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBSTXJGU@PTT w ͖ͬ͞ͱಉ͡ύʔεॲཧ෦෼͸ ͜Μͳ΋Μ

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044ͱͯ͠ެ։ w ಛఆͷΞϓϦ༻͕ͩͬͨҙ֎ͱ࢖͍উख͕ྑ͔ͬͨͨΊɺ ͠͹Β͘ӡ༻ͨ͠ޙʹ044ͱͯ͠ެ։ w ݴޠͷόʔδϣϯΞοϓରԠ΍NBD04ରԠͳͲ໘౗ͳϝϯ ςφϯε΋ϓϧϦΫͰ΋Β͑Δ

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1BHJOH,JU

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͋ΔϓϩμΫτͷ6* ΛطଘϥΠϒϥϦͰ։ൃ w 4NBSU/FXT΍NFSDBSJͳͲͰ࠾༻͞Ε ͍ͯΔɺϖʔδϯάͱԣεΫϩʔϧϝ χϡʔͷ૊Έ߹Θͤ ˞Πϝʔδ ࣮ࡍʹؔΘͬͨϓϩμΫτͱ͸ҧ͍·͢

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ͦͷϥΠϒϥϦͰ͸ɺλΠτϧจࣈྻͱը໘ͷ഑ྻΛ ౉͢ͱɺܾ·ͬͨσβΠϯͷϖʔδϯά6*͕࡞ΒΕΔ ˞Πϝʔδ ࣮ࡍʹؔΘͬͨϓϩμΫτͱ͸ҧ͍·͢ let ary = [ { title: “Page1", view: UIViewController() }, { title: “Page2", view: UIViewController() }, { title: “Page3”, view: UIViewController() }, ]

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ελΠϧ΋ύϥϝʔλͰ౉͢͜ͱ͕Մೳ ˞Πϝʔδ ࣮ࡍʹؔΘͬͨϓϩμΫτͱ͸ҧ͍·͢

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ॳظϓϩμΫτͷ γϯϓϧͳཁ݅͸ຬ͍ͨͯͨ͠

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͔͠͠ཁ͕݅গͣͭ͠ෳࡶԽ͍͖ͯ͠ɺ ࠾༻ͨ͠ϥΠϒϥϦͰ͸ରԠ͖͠Εͳ͘ͳΔ

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ϓϩμΫτͷ੒௕ʹ൐ͬͯ6*͕ࡉ෼Խ͞Εɺ ͜͏͍ͬͨ͜ͱΛٻΊΒΕΔΑ͏ʹͳ͖ͬͯͨ w ྫ͑͹ w ͋Δը໘Ͱ͸ϝχϡʔͷಛఆͷཁૉ ͷ্ʹαϒλΠτϧΛ෇͚͍ͨ w ͋Δը໘Ͱ͸ίϯςϯπͱϝχϡʔ ͷྖҬؒ΁ϘλϯΛฒ΂͍ͨ ˞Πϝʔδ ࣮ࡍʹؔΘͬͨϓϩμΫτͱ͸ҧ͍·͢

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ϓϩμΫτͷ੒௕ʹ൐ͬͯ6*͕ࡉ෼Խ͞Εɺ ͜͏͍ͬͨ͜ͱΛٻΊΒΕΔΑ͏ʹͳ͖ͬͯͨ ˞Πϝʔδ ࣮ࡍʹؔΘͬͨϓϩμΫτͱ͸ҧ͍·͢ w ྫ͑͹ w ͋Δը໘Ͱ͸ϝχϡʔͷಛఆͷཁૉ ͷ্ʹαϒλΠτϧΛ෇͚͍ͨ w ͋Δը໘Ͱ͸ίϯςϯπͱϝχϡʔ ͷྖҬؒ΁ϘλϯΛฒ΂͍ͨ

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6*ϥΠϒϥϦʹ ͋Γ͕ͪͳ՝୊ w σβΠϯʹॊೈੑ͕ͳ͘ɺ6*ͷ࠷దԽ͕Ͱ͖ͳ͍ w ͜ͷ࠶ར༻ੑʹؔ͢Δ՝୊͸Α͋͘ΔҰൠతͳ΋ͷͱߟ͑Δ w ղܾ͢Ε͹ੈͷதతͳՁ஋͕ߴ͍ͨΊɺझຯͰ͜ͷ՝୊ʹऔΓ૊Ή

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IUUQTHJUIVCDPNLB[VIJSP1BHJOH,JU

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1BHJOH,JU w ༷ʑͳελΠϧɾϨΠ Ξ΢τͷϖʔδϯά6* Λ࣮ݱՄೳ w ۀ຿Ϩϕϧͷෳࡶͳ6* ʹద༻Ͱ͖Δ IUUQTHJUIVCDPNLB[VIJSP1BHJOH,JU

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044ͱͯ͠ެ։ w ݸਓͷϦϙδτϦͰެ։ w 044ʹͨ͋͠ͱɺۀ຿Ͱ։ൃ͍ͯ͠ΔϓϩμΫτ΁࠾༻ w ඞཁͳػೳͷ௥ՃͳͲۀ຿ͱͯ͠΋ϝϯςφϯε͍ͯ͠Δ

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w ެ։ޙʹ։ൃܦҢΛษڧձ Ͱ ࢓ࣄͱͯ͠ ൃද IUUQTTQFBLFSEFDLDPNLB[VIJSPVJSBJCVSBSJIBEPVTIFKJTBSFSVCFLJLB

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4XJGU6*$BUBMPH

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4XJGU6* w 88%$Ͱൃද͞Εͨ"QQMFϓ ϥοτϑΥʔϜ޲͚৽6*ϥΠϒϥϦ w 3FBDUKTΛॻ͘Α͏ʹΞϓϦ։ൃ͕Ͱ ͖Δ IUUQTEFWFMPQFSBQQMFDPNKQYDPEFTXJGUVJΑΓ

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4XJGU6* w ൃදޙɺૣ଎ϲ݄ʹճࣾ಺ษڧձΛ։͘ w ڵຯΛ࣋ͬͯ͸΋Β͑Δ͕ɺखΛग़͢·Ͱͷෑډ͕ߴ͍͜ ͱΛײ͡Δ

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4XJGU6*ͷ՝୊ w ެࣜυΩϡϝϯτʹ΋े෼ʹ࣮૷ํ๏͕ॻ͔Ε͍ͯͳ͍ w ެࣜαϯϓϧͷίʔυ͕͔ͳΓෳࡶͰɺॳ৺ऀʹ΍΍ෑډ͕ߴ͍

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IUUQTHJUIVCDPNLB[VIJSP4XJGU6*$BUBMPH

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4XJGU6*$BUBMPH w ࣾ಺ͷJ04ΞϓϦΤϯδχΞ޲͚ڭҭࢿྉͱͯ͠։ൃ w ࣮ߦ͢Δ͚ͩͰ֤6*ίϯϙʔωϯτͷදࣔ΍ಈ͖ΛࢼͤΔ w ࠷খݶͷ࣮૷ͱ࣮ࡍͷ࣮ߦ݁ՌΛ໢ཏ

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044ͱͯ͠ެ։ w ࣗࣾʹؔΘΒͣ໾ʹཱͭࢿྉͱͳΔͨΊɺ ࣾ಺ษڧձͰར༻ޙʹެ։ w Ϡϑʔ͕΍͍ͬͯΔࣾ֎޲͚ษڧձͷωλ ͷҰͭͱͯ͠׆༻͠ɺ޷ධΛ΋Β͏ IUUQTZKNFFUVQDPOOQBTTDPNFWFOU

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ࣗ෼ͷ΍Γํ࠶ܝ ձࣾͷϓϩμΫτʹ࢖ΘΕ͍ͯΔίʔυͰੈͷதͷٕज़త ՝୊Λղܾ͢Δ΋ͷ͸ɺ044ͱͯ͠੾Γग़͢ ձࣾͷϓϩμΫτ͔Β޿͘ੈͷதʹ௨͡Δٕज़త՝୊Λൃ ݟ͠ɺݸਓͰ044ͱͯ͠࡞ͬͯϑΟʔυόοΫ͢Δ ࣾ಺ษڧձͷωλͱͯ͠࡞ͬͯɺ޷ධͩͬͨΒެ։ 044ͱͯ͠։ൃͨ͠ΒܦҢͳͲؚΊͯษڧձͳͲͰൃ৴

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࢓ࣄͷٕज़త՝୊͔Β044Խ͢Δ ϝϦοτ w ࢝Ί͔Β੾Γग़͢͜ͱΛҙࣝͯ͠Ϋϥεઃܭ͢Δͱɺػೳ ͕໌֬Խ͞Εͯૄ݁߹ͳίʔυ͕ॻ͚Δ w ීஈ͔Β൚༻తͳ՝୊͕ͳ͍͔ҙࣝ͢Δ͜ͱͰɺݸਓతʹ ϥΠϒϥϦΛ࡞Δ͖͔͚͕ͬಘΒΕΔ w ୀ৬ͨ͠ݩಉ྅͔ΒϓϧϦΫ͕΋Β͑Δ w ϓϩμΫτͷϥΠηϯεཝʹࣗ෼ͷ໊લ͕ࡌΔ

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Έͳ͞Μ΋࢓ࣄͰݟ͚ͭͨ ٕज़త՝୊͔Β044ϓϩδΣΫτ Λ࢝ΊͯΈ͍ͯͩ͘͞

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ࢀߟࢿྉ w ਎ۙͳٕज़త՝୊͔Β࢝ΊΔ044ϓϩδΣΫτ w IUUQTUFDICMPHZBIPPDPKQBEWFOUDBMFOEBS TXJGU@PTT w ϠϑʔͷΞϓϦʹ͓͚ΔձࣾશମͰͷۀ຿ޮ཰Խʹ͍ͭͯ EFWTVNJ$ w IUUQTXXXTMJEFTIBSFOFUUFDICMPHZBIPPTT w ZBIPPKBQBO(JUIVC w IUUQTHJUIVCDPNZBIPPKBQBO