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Kotlinでアプリを作ってみた @Potatotips #26

Rei Matsushita
February 17, 2016

Kotlinでアプリを作ってみた @Potatotips #26

Potatotips #26 発表資料

Rei Matsushita

February 17, 2016
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  1. ,PUMJOͰΞϓϦ࡞ͬͯΈͨ
    3FJ.BUTVTIJUB!SFJ@N
    1PUBUPUJQT

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  2. ࣗݾ঺հ
    w !SFJ@N
    w 4*FSˠ8FCˠ"OESPJE
    w 4VQFSTIJQ͸ࣾ໨ɻ߹ซ௚ޙʹೖࣾɻ৽
    نαʔϏεࣄۀ෦Ͱ"OESPJEॻ͍ͯ·͢ɻ

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  3. ࢝ΊΔલʹ
    w ॕ,PUMJOϦϦʔεʂʂ

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  4. ΞδΣϯμ
    w ,PUMJOͰॻ͍ͨΞϓϦͷ঺հ
    w ,PUMJO͕͜͜Α͔ͬͨ
    w ,PUMJO͕͜͜ࠔͬͨ

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  5. ࡞ͬͨ΋ͷ
    w J04Ͱग़͍ͯΔ)#'BWΛ,PUMJOͰॻ͍ͯϦϦʔε͢Δͱ͜Ζ·Ͱ΍ͬͯ
    Έͨɻ
    w )#'BW.BUFSJBM IUUQTQMBZHPPHMFDPNTUPSFBQQTEFUBJMT
    JENFSFJ@NICGBWNBUFSJBM

    w 4QFDJBM5IBOLT!OBPZB@JUP

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  6. ࢖༻͍ͯ͠ΔϥΠϒϥϦ
    w 3Y+BWB
    w 3Y"OESPJE
    w 3Y#JOEJOH
    w 4JHOQPTU
    w HTPO
    w LPUMJOYEPN
    w 0L)UUQ
    w 0UUP EFQSFDBUFEͷ͓஌Βͤɻɻɻ

    w 1JDBTTP
    w %BHHFS

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  7. ςετͱ͔
    w ςετ͸͋·Γॻ͚͍ͯͳ͍ɻɻɻ΋ͷͷɺϞσϧ෦෼ͷςετΛগ͠ॻ͍͍ͯͯɺ
    $JSDMF$*্Ͱ࣮ߦ͢Δͱ͍͏ͱ͜Ζ·Ͱ͸ಈ͍͍ͯΔɻ6*पΓͷςετ΋௥Ճͯ͠
    ͍͘༧ఆ

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  8. ,PUMJO͕͜͜Α͔ͬͨ

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  9. WBSͱWBM
    w ஍ຯͳͱ͜Ζ͚ͩͲม਺ͷNVUBCMFJNNVUBCMFΛ؆୯ʹ࢖͍
    ෼͚ΒΕΔͷ͸҆શʹॻ্͘Ͱ͸͋Γ͕͍ͨɻ
    w ม਺͸جຊWBMͰఆٛͯ͠JNNVUBCMFʹॻ͘ͷ͕ϕλʔɻ

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  10. /VMMBCMF
    w /VMMΛڐ༰͢Δܕͱͦ͏Ͱͳ͍ܕ͕໌ࣔతʹ۠ผ͞ΕΔɻܕͷޙΖʹ ͕෇͘ͱ/VMM͕ڐ༰͞ΕΔܕͱͳΔ
    w /VMMBCMFܕͷ/VMMνΣοΫ͸A AͰ
    w ϝϯόม਺͸MBUFJOJUΛ࢖͏ͱॳظԽΛ஗ԆͰ͖Δ

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  11. είʔϓؔ਺
    w MFUɺSVOɺXJUIɺBQQMZ͕ఏڙ͞Ε͍ͯͯΞϓϦͷதͰ͸Α͘࢖͍ͬͯΔɻ
    w !OHTX@UBSP͞Μͷʮ,PUMJOείʔϓؔ਺༻్·ͱΊʢIUUQRJJUBDPNOHTX@UBSP
    JUFNTEFEGDBFʣʯͱ͍͏هࣄ͕Θ͔Γ΍͍͢

    'SBHNFOUͷΠϯελϯεΛ࡞ΔϑΝΫτϦϝιου

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  12. -JTU"EBQUFSͷHFU7JFX

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  13. %BUB$MBTT
    w ୯७ʹσʔλͷอ࣋ͷΈΛ໨తͱ͢ΔΫϥεΛఆٛ͢Δ࣌ʹ࢖͏ɻ
    w EBUBDMBTTએݴΛ͢Δ͜ͱͰɺFRBVMT΍UP4USJOHͳͲ͓ܾ·ΓͷϝιουΛࣗಈͰੜ੒ͯ͘͠ΕΔ
    w ΠϯελϯεΛ࡞Δͱ͖͸໊લ෇͖Ҿ਺Λ࢖͏ͱΘ͔Γ΍͍͢

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  14. -JTUૢ࡞ָ͕
    w ݱঢ়ͷ"OESPJEͩͱ4USFBN͕࢖͑ͳ͍ͷͰɺ0CTFSWBCMFʹม׵͔ͯ͠Β
    ApMUFSAͱ͔ANBQAΛ࢖͏ඞཁ͕͋Δ͕ɺ,PUMJOͰ͸ݴޠϨϕϧͰఏڙ͞Ε
    ͍ͯΔɻ

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  15. ,PUMJO͕͜͜ࠔͬͨ

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  16. w ࣮֐͸ແ͍͚Ͳɺ͔ͳΓͷස౓Ͱ*%&ͷϓϥάΠϯΤϥʔͷ௨஌͕͘
    Δɻ
    w %BUB#JOEJOHΛ࢖͏ͱ͖ɺLBQUͰੜ੒͞Εͨ#JOEJOH༻ͷΫϥε͕*%&
    ͔ΒࢀরͰ͖ͳ͘ͳΔ͕࣌͋Δɻ࢖ͬͨ͜ͱແ͍͚Ͳ,PUUFSLOJGF͸҆
    ఆ͍ͯ͠Δɻɻɻ͔΋ʁ
    w ಉ͘͡%BUB#JOEJOHͰ#JOEJOH"EBQUFSΛ࢖ͬͨΓɺ4UBUJDͳϝιου
    ΛYNM͔Β࢖͍͍ͨ࣌ɺYNM͔ΒࢀরͰ͖ͳͯ͘͸·ͬͨɻҰԠղܾࡁΈ

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  17. w 6UJMΫϥεͷDPNQBOJPOPCKFDUʹੜ΍͢ܗͩͱYNM͔Βݟ͑ͳ͍
    w γϯάϧτϯʹ+WN4UBUJDΞϊςʔγϣϯΛ͚ͭΔͱYNM͔Βݟ͑ΔΑ͏ʹͳΔ
    w #JOEJOH"EBQUFSΛ࢖͏࣌΋͜ΕͰͰ͖Δ

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  18. ·ͱΊ
    w ,PUMJOͰॳΊͯΞϓϦΛॻ͍͕ͨɺಛʹࠔΔ͜ͱͳ͘ϦϦʔεͰ͖ͨɻಋೖ΋ָ
    Ͱ+BWBͰॻ͘ΑΓ҆શͰ୹͍ίʔυͰॻ͚Δҹ৅
    w $JSDMF$*্ͰςετͰ͖ͯϏϧυͰ͖Δ͜ͱ·Ͱ֬ೝͰ͖ͨͷͰ࣮຿Ͱ΋ಋೖͰ
    ͖ΔΠϝʔδ͕Ͱ͖ͨɻ
    w *%&্Ͱ͸ଟগෆ҆ఆͳײ͡ͳͷͰɺࠓޙͷվળʹظ଴͍ͨ͠ɻ
    w ΞϓϦͷίʔυ͸ͪ͜ΒͰެ։͍ͯ͠ΔɻIUUQTHJUIVCDPNSFJN
    )#'BW@NBUFSJBM εϥΠυॻ͍͍ͯΔ࣌఺ͰSYCJOEJOH͕LPUMJOʹରԠ͍ͯ͠
    ͳ͍ͷͰܯࠂ͕ɻɻɻҰԠɺϏϧυ͸Ͱ͖ͯಈ͘ɻ

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  19. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠

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