Rx分からんを解消する会

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Komerco Div 2018.10.22(MON) Rx෼͔ΒΜΛղফ͢Δձ 3Y෼͔ΒΜΛղফ͢Δձ 4VHVSV,JTIJNPUP

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ʲQ1ʳ Observable,Observer,Subject,Relay,Signal,Driver… ͦΕͧΕͷ໾ׂͱ͔࢖͍ಓ͸?

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Cookpad Inc. All Rights Reserved. 0CTFSWBCMF0CTFSWFS w0CTFSWBCMFσʔλιʔεɺετϦʔϜͱ͔ݺ͹ΕΔɻ஋͕ྲྀΕͯ ΔɺA؍ଌͰ͖Δ΋ͷAɻ  ஋͕ྲྀΕͯ͘Δͱɺࣗ৴ʹొ࿥͞Εͨ0CTFSWFSʹ஋Λ௨஌͢Δ  w0CTFSWFSA؍ଌ͢Δ΋ͷAɻ0CTFSWBCMFͰྲྀΕ͍ͯΔ஋Λड͚औ ΔͨΊʹɺ0CTFSWBCMFʹࣗ਎Λొ࿥ͨ͠ΓɺෆཁʹͳͬͨΒղআ ͨ͠Γ͢Δ

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Cookpad Inc. All Rights Reserved. 0CTFSWBCMF0CTFSWFS w0CTFSWBCMF 5ZQF Ͱ͋Δ΋ͷ  A0CTFSWBCMF&A A4JOHMF&A A.BZCF&A A$PNQMFUBCMFA A̋̋4VCKFDU&A A̋̋3FMBZ&A  ݫີʹ͸ҧ͏͚ͲɺA%SJWFS&A A4JHOBM&A΋ w0CTFSWFS 5ZQF Ͱ͋Δ΋ͷ  A̋̋4VCKFDU&A A"OZ0CTFSWFS&A A"OPOZNPVT0CTFSWFS&A

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Cookpad Inc. All Rights Reserved. 4VCKFDU3FMBZ w3FMBZ4VCKFDUͷϥούʔ w&SSPS $PNQMFUFE͕ྲྀΕͯ͜ͳ͍ w1VCMJTI3FMBZ͸1VCMJTI4VCKFDUɺ#FIBWJPS3FMBZ͸#FIBWJPS4VCKFDU ͷϥούʔʹͳ͍ͬͯΔ w&SSPS $PNQMFUFE͕ྲྀΕͳ͍ͷͰɺ  1VCMJTI3FMBZˠ4JHOBM  #FIBWJPS3FMBZˠ%SJWFS  ʹ؆୯ʹม׵Ͱ͖Δ

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Cookpad Inc. All Rights Reserved. 4JOHMF.BZCF$PNQMFUBCMF w3Y4XJGUW͔Β౥ࡌ͞Εͨɺ0CTFSWBCMF&ͷᙱ͍ͱ͜ΖΛγʔϯ ผʹղܾͯ͘͠ΕΔ΋ͷɻͦΕͧΕFWFOU͸ճ͔͠ྲྀΕͳ͍ wඞͣ&SSPS͔$PNQMFUFEͷͲͪΒ͔ͰऴΘΔ w/FYUͷྲྀΕΔճ਺͕ҧ͏ w4JOHMFճ w.BZCFճ΋͘͠͸ճ ྲྀΕͣʹ$PNQMFUFE͚ͩྲྀΕΔ͜ͱ͕͋Δ w$PNQMFUBCMFճ

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Cookpad Inc. All Rights Reserved. %SJWFS4JHOBM w&SSPS͕ྲྀΕͳ͍ wϝΠϯεϨουͰ࣮ߦ͞ΕΔ͜ͱ͕อূ͞Ε͍ͯΔ w%SJWFS͸4VCTDSJCFͨ࣌͠ʹ௚ۙͷ஋Λճྲྀ͢ ASFQMBZ A w4JHOBM͸4VCTDSJCF͔ͯ͠ΒྲྀΕͯ͘Δ w6*ʹབྷΉ෦෼Ͱ࢖͏ͷʹ΋͍ͬͯ͜ w1SFTFOUFSˠ7JFXɺ7JFX.PEFMˠ7JFXͰΑ͘࢖͏

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Cookpad Inc. All Rights Reserved. ࢀߟ w3Y$PDPBͷ4JHOBMͱ3FMBZͷ·ͱΊ wIUUQTUFDINFSDBSJDPNFOUSZ w3Y4XJGUͷ༻ޠ·ͱΊ wIUUQTRJJUBDPNNPSJTIJOJUFNTDEFCGF w3Y4XJGUͷ0CTFSWBCMFͱ͸Կ͔ wIUUQTRJJUBDPNHPNJ@OJOHFOJUFNTDDGFCFFDG w3Y4XJGUΛ΍ΔલʹͪΌΜͱ0CTFSWFSύλʔϯΛֶͿ wIUUQTTUBSIPTIJIBUFOBCMPHDPNFOUSZ 394XJGU@&&&#&%&"#&"&& &"@0CTFSWFS@&&#'&#$&#&&"%" &#

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ʲQ2ʳ `subscribe`, `bind`, `drive`, `emit` ͷ࢖͍෼͚͸?

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Cookpad Inc. All Rights Reserved. ACJOE PO/FYU A wOFYUΛड͚औͬͨͱ͖ͷॲཧΛهड़Ͱ͖Δ  ATVCTDSJCF PO/FYU AͷΈͷ7FSͩͱࢥ͑͹ྑ͍ wFSSPS͕ྲྀΕͯ͜ͳ͍લఏʹͳ͍ͬͯΔͷͰɺ %FCVH؀ڥͰ͸ ྲྀΕ ͯ͘ΔͱΫϥογϡ͢Δ w3FMBZΛTVCTDSJCF͢Δͱ͖͸ͬͪ͜Ͱॻ͘΄͏͕ؾ࣋ͪ୹͍ͷͰ γϯϓϧʹॻ͚Δ

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ʲQ3ʳ ΞϓϦͰΑ͘ݟΔ࣮૷ύλʔϯΈ͍ͨͷ͕ ͋Ε͹஌Γ͍ͨͰ͢ɻ - MVVMͰUIͱVMΛόΠϯυ͢Δͱ͖ͱ͔ɻ - WebAPIୟ͍ͯUI·Ͱ൓өͤ͞Δ·ͰͷྲྀΕͱ͔ɻ

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Cookpad Inc. All Rights Reserved. w3Y4XJGUͷ&YBNQMF wIUUQTHJUIVCDPN3FBDUJWF93Y4XJGUCMPCNBTUFS%PDVNFOUBUJPO &YBNQMFTNE w3Y1BHJOBUJPO wIUUQTHJUIVCDPNUSZTXJGU3Y1BHJOBUJPO w3Y4XJGU"1*SFRVFTU.77. wIUUQTTQFBLFSEFDLDPNTMJHIUBJSSYTXJGUQMVTBQJSFRVFTUQMVTNWWN

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Cookpad Inc. All Rights Reserved. .77.ͷྫΛऔΔͱʜ w7.ͷJOJUͰWJFXͷΠϕϯτΛ0CTFSWBCMFͱͯ͠౉͢͜ͱ͕ଟ͍  FHϘλϯͷλοϓɺϦϩʔυͷτϦΨʔʜ w"1*ୟ͘ͱ͜Ζ΋3YͰϥοϓͯ͠ετϦʔϜΛ࡞Δ w7JFXͷΠϕϯτΛجʹɺ"1*ͷετϦʔϜΛܨ͍Ͱ͋͛ͯɺ݁Ռ΍ ΤϥʔΛ%SJWFS΍4JHOBMΛ࢖ͬͯ౉ͯ͋͛͠Δ w7JFXଆͰ஋Λ͙͢ʹࢀর͍ͨ͠ͱ͖͸7.ʹ#FIBWJPS3FMBZΛ༻ҙ ͯ͠ɺASFMBZWBMVFAͰࢀর͢Δ

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ʲQ4ʳ ΩϨΠʹετϦʔϜΛ࡞Δʹ͸?

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Cookpad Inc. All Rights Reserved. KVTU FSSPS FNQUZ OFWFS DSFBUF PG EFGFS GJMUFS NBQ [JQ DPNCJOF-BUFTU XJUI-BUFTU'SPN DPODBU NFSHF GMBU.BQ GMBU.BQ-BUFTU GMBU.BQ'JSTU UBLF TLJQ SFUSZ BNC DBUDI TXJUDI UISPUUMF EFCPVODF UJNFPVU CVGGFS XJOEPXʜ ˞ݴޠʹΑͬͯඍົʹΦϖϨʔλʔ໊͕ҟͳͬͨΓ͢Δ৔߹͋Γ

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ࠓ͙͢࢖͑ΔςΫχοΫ

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Cookpad Inc. All Rights Reserved. "DUJPO w3Y4XJGU$PNNVOJUZͰఏڙ͞Ε͍ͯΔ044 w*OQVUͱ0VUQVU͕ܾ·ͬͨετϦʔϜͷྲྀΕΛΞΫγϣϯͱͯ͠ఆ ٛ͢Δ wͦͷΞΫγϣϯͷ݁Ռ FMFNFOU ɺΤϥʔ FSSPS ɺ࣮ߦத͔Ͳ͏͔ FYDVUJOH ͕ͦΕͧΕετϦʔϜͱͯ͠ఏڙ͞ΕΔ w"1*ͷ௨৴΍Կ͔͠ΒͷඇಉظॲཧΛଋͶΔͷʹศར wADBUDI&SSPSA AEPAͱAAͷۤ͠Έ͔Βղ์ͯ͘͠ΕΔ