Swift ConcurrencyでよりSwiftyに

hakodate.swift 登壇資料 #hakodate_swift
https://japan-region-swift.connpass.com/event/371217/

Transcript

1. 4XJGU
   $PODVSSFODZͰ
   ΑΓ4XJGUZʹ ໺੉ాɹ༟थʢ!ZOPTFEBʣ
2. 4XJGUͰॻ͘ͳΒ4XJGUZͳίʔυΛॻ͖͍ͨͰ͢ΑͶʁ
3. ࠓճͷൃදΛػʹ4XJGUZͳίʔυΛॻ͖·͠ΐ͏ʂ
4. ͱݴ͍ͭͭ΋
5. 4XJGUZͳίʔυͬͯԿ
6. 4XJGUZͱ͍͏୯ޠͷҙຯ
7. 4XJGUZͳίʔυ
   
   4XJGUΒ͍͠ίʔυ
8. 4XJGUZͳίʔυ
   㱠
   4XJGUΒ͍͠ίʔυ
9. 4XJGUZͳίʔυ
   
   ૉૣ͍ίʔυ
10. 4XJGUZͳίʔυΛॻ͜͏ ૉૣ͍ͱݴͬͯ΋৭Μͳछྨ͕͋Δ
    w ࣮ߦ͕࣌ؒ୹͍
    w Ϗϧυ͕࣌ؒ୹͍
    w ཧղʹཁ͢Δ͕࣌ؒ୹͍ʢ4XJGUΒ͍͠ίʔυ͸͔͜͜΋ʣ
11. 4XJGUZͳίʔυΛॻ͜͏ ૉૣ͍ͱݴͬͯ΋৭Μͳछྨ͕͋Δ
    w ࣮ߦ͕࣌ؒ୹͍
    w Ϗϧυ͕࣌ؒ୹͍
    w ཧղʹཁ͢Δ͕࣌ؒ୹͍ʢ4XJGUΒ͍͠ίʔυ͸͔͜͜΋ʣ
12. ࣮ߦ͕࣌ؒ௕͍ॲཧͷ͓୊ ͹ͶͷৼಈΛγϛϡϨʔγϣϯͯ͠ΈΑ͏ʂ Fi = k∑ j≠i (xj − xi )
13. શ݁߹ͯ͠Δόωͷৼಈͷ༷ࢠ
14. ͜͏͍͏ͱ͖͸
15. "DDFMFSBUFϑϨʔϜϫʔΫ w $16্Ͱ࣌ؒͷ͔͔Δ৭ʑͳԋࢉΛߦ͏ͨΊͷϑϨʔϜϫʔΫ
    w ػցֶशɿ#//4
    w ը૾ॲཧɿW*NBHF
    w σδλϧ৴߸ॲཧɿW%41
    w ϕΫτϧɺߦྻͷԋࢉɿW'PSDFʢϕΫτϧʹର͢Δࢉज़ؔ਺΍௒ӽؔ਺ͷ࣮ߦʣ
    ɹɹɹɹɹɹɹɹɹɹɹTJNEʢখن໛ͳϕΫτϧ΍ߦྻͷԋࢉ༻ͷܕͱؔ਺ʣ
    w ઢܗ୅਺ɿ#-"4ʢϕΫτϧͱߦྻͷԋࢉʣ
    ɹɹɹɹɹ-"1"$,ʢݻ༗஋໰୊ɺಛҟ஋໰୊ɺߦྻҼ਺෼ղɺઢܗ࿈ཱํఔࣜͳͲʣ
    ɹɹɹɹɹ4QBSTF
    4PMWFSTʢ܎਺ߦྻ͕ૄߦྻͰ͋Δ࿈ཱํఔࣜʹର͢Δઢܗ୅਺ԋࢉʣ
    w ఆੵ෼ɿ2VBESBUVSFʢ༗ݶ·ͨ͸ແݶͷ۠ؒʹΘͨΔؔ਺ͷఆੵ෼ͷۙࣅ஋ʣ
16. #-"4 w #BTJD
    -JOFBS
    "MHFCSB
    4VCQSPHSBNTͷུͰɺઢܗԋࢉͷ"1*࢓༷
    w ͭͷ-FWFM͕͋Δ
    w -FWFM
    ɿεΧϥʔԋࢉɺϕΫτϧԋࢉɺϕΫτϧϕΫτϧԋࢉ
    w -FWFM
    ɿߦྻϕΫτϧԋࢉ
    w -FWFM
    ɿߦྻߦྻԋࢉ
    w ܭࢉͷେ෦෼Λ
    #-"4
    ϧʔνϯʹԡ͠ࠐΊΔ͜ͱͰߴ଎ԽͰ͖Δ
    ʢ͏·͘#-"4Λ࢖͏ܗʹఆࣜԽ͢ΔͱॲཧΛߴ଎ԽͰ͖Δʣ
17. σϞ ύλʔϯ࣮૷ͯ͠Έͨ
    w ஞ࣍ॲཧʢ௨ৗͷGPSϧʔϓͰܭࢉʣ
    w ฒྻॲཧʢ5BTL(SPVQΛ࡞ͬͯฒྻԽͯ͠ܭࢉʣ
    w #-"4
    w #-"4
    
    ฒྻॲཧʢ5BTL(SPVQͰฒྻԽͯ͠ݸผʹ#-"4ར༻ʣ
18. ݁Ռ ࣮ߦ࣌ؒ
    w /͕খ͍͞ͱ͖ɿஞ࣍
    
    ฒྻ
    
    #-"4
    㲈
    #-"4
    
    ฒྻ
    w /͕େ͖͍ͱ͖ɿஞ࣍
    
    ฒྻ
    
    #-"4
    
    #-"4
    
    ฒྻ
    w ฒྻԽΑΓ΋#-"4ͷޮՌ͕ѹ౗త
    w #-"4
    
    ฒྻԽ͸αΠζ͕େ͖͍࣌ͷΈ༗ޮ
19. #-"4 w $16
    ͷϕΫτϧॲཧػೳΛ׆༻͢Δߴ଎ͳ಺෦࣮૷͕ҝ͞Ε͍ͯΔ
    w ࣮ߦ࣌ʹͦͷϓϩηοαʹ࠷దͳ໋ྩΛબͿΑ͏ʹͳ͍ͬͯΔ
    w ͜ͷ࠷దԽ͕͔ͳΓޮ͍͍ͯΔͷͰશવԋࢉ଎౓͕ҧ͏
20. ઢܗ୅਺ॲཧΛߴ଎Խ͍ͨ࣌͠  ͳΔ΂͘"DDFMFSBUFϑϨʔϜϫʔΫΛ࢖͑ΔܗʹఆࣜԽ͢Δ
    w ܎਺͕ૄߦྻͳ࿈ཱํఔࣜΛղ͖͍ͨ৔߹
    ˠ
    4QBSTF
    4PMWFST
    w ີߦྻͳઢܗ࿈ཱํఔࣜΛղ͘ͳͲɺ
    యܕతͳઢܗ୅਺໰୊ʹऔΓ૊Έ͍ͨ৔߹
    ˠ
    -"1"$,
    w ௚઀ϕΫτϧߦྻͷԋࢉΛ͍ͨ͠৔߹
    ˠ
    #-"4
    w ϕΫτϧʹࢉज़௒ӽؔ਺Λద༻͢Δ৔߹
    ˠ
    W'PSDF
    w %PVCMFཁૉ਺͕ཁૉҎԼͷϕΫτϧ΍
    Y
    ཁૉҎԼͷߦྻΛॲཧ͍ͨ͠৔߹
    ˠ
    TJNE
21. ઢܗ୅਺ॲཧΛߴ଎Խ͍ͨ࣌͠  ௥ՃͰඞཁͳΒϚϧνεϨουԽ͢Δ
    w #-"4ͷ಺෦ฒྻʹ೚ͤΔύλʔϯ
    w ࣗ෼Ͱखಈฒྻ͢Δύλʔϯ
22. ઢܗ୅਺ॲཧΛߴ଎Խ͍ͨ࣌͠  ௥ՃͰඞཁͳΒϚϧνεϨουԽ͢Δ
    w #-"4UISFBEJOH.PEFM
    ʹ
    NVMUJ5ISFBEFE
    Λઃఆ͢Δ
    w
    ʏ
    ʹ
    TJOHMF5ISFBEFE
    Λઃఆͷ্ɺࣗ෼ͰϚϧνεϨουԽ͢Δ
23. ઢܗ୅਺ॲཧΛߴ଎Խ͍ͨ࣌͠  ௥ՃͰඞཁͳΒϚϧνεϨουԽ͢Δ
    w #-"4UISFBEJOH.PEFM
    ʹ
    NVMUJ5ISFBEFE
    Λઃఆ͢Δ
    w ໺੉ా؀ڥͰ͸͋·Γ࠷దԽͯ͘͠Εͳ͔ͬͨ
    w ͭ·Γ࣮૷΍αΠζʹΑͬͯ͸ޮ͔ͳ͍͜ͱ͕͋ΔͷͰɺཁܭଌ
    w ಉ্ʹ
    TJOHMF5ISFBEFE
    Λઃఆͷ্ɺࣗ෼ͰϚϧνεϨουԽ͢Δ
24. ઢܗ୅਺ॲཧΛߴ଎Խ͍ͨ࣌͠  ௥ՃͰඞཁͳΒϚϧνεϨουԽ͢Δ
    w #-"4UISFBEJOH.PEFM
    ʹ
    NVMUJ5ISFBEFE
    Λઃఆ͢Δ
    w TJOHMF5ISFBEFE
    Λઃఆͷ্ɺࣗ෼ͰϚϧνεϨουԽ͢Δ
    w 5BTL(SPVQͰෳ਺λεΫΛ࡞Δ
    w %JTQBUDI2VFVFDPODVSSFOU1FSGPSN JUFSBUJPOTFYFDVUF
    ͰฒྻGPSϧʔϓΛ࡞Δ
25. DPODVSSFOU1MBUGPSNʹ͍ͭͯ w ࢦఆճ਺ JUFSBUJPOT ͚ͩҾ਺ͷΫϩʔδϟʔΛ࣮ߦ͢Δؔ਺
    w ෳ਺ͷίΞΛ࢖ͬͯޮ཰తͳฒྻGPSϧʔϓͱ࣮ͯ͠ߦͯ͘͠ΕΔ
    w ಉظॲཧͳͷͰ.BJO"DUPS͔ΒݺͿͱةݥ
    w ಉ౳ͷॲཧ͸4XJGU
    $PODVSSFODZʹ͸ͳ͍ʢͷͰࣗ࡞ͷඞཁ͋Γʣ
    w JUFSBUJPOTΛར༻ՄೳͳίΞ਺ͷഒҎ্ʹઃఆ͢Δͷ͕͓͢͢Ί
26. ͦ͏͍͑͹
    ʮඞཁͳΒϚϧνεϨουԽ͢Δʯ͸
    88%$ͰࣅͨΑ͏ͳ࿩Λฉ͖·ͨ͠Ͷ
30. ͡Ό͍͋ͭͲ͏΍ͬͯฒྻԽ͢Δͷʁ
31. $PODVSSFODZಋೖखॱ w ϝΠϯͷΞϓϦϞδϡʔϧ΍6*ϞδϡʔϧͰ͸
    %FGBVMU
    "DUPS
    *TPMBUJPO
    Λ
    .BJO"DUPS
    ʹઃఆ͢Δ
    ʢ6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPSʣ
    
32. $PODVSSFODZಋೖखॱ w 6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPS
    w ϝΠϯεϨουͷෛՙ͕ߴ͍৔߹͸ɺ
    ฒߦॲཧΛಋೖ͢Δલʹ
    *OTUSVNFOUT
    ͳͲͰ
    ϘτϧωοΫΛಛఆͯ͠ղফΛࢼΈΔ
    ʢϝΠϯεϨουͷෛՙ͕ߴ͍ͳΒ
    *OTUSVNFOUT
    Ͱௐࠪ
    ˠ
    ղফʣ
33. $PODVSSFODZಋೖखॱ w 6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPS
    w ϝΠϯεϨουͷෛՙ͕ߴ͍ͳΒ
    *OTUSVNFOUT
    Ͱௐࠪͯ͠ղফ
    w ϝΠϯεϨου͔Β୤ग़͍ͨ͠
    ʢݺͼग़͠ݩͱҧ͏"DUPSͰಈ࡞͍ͤͨ͞ʣ৔߹ɺ
    ؔ਺ʹ
    !DPODVSSFOU
    Λ෇༩͢Δ
    ʢόοΫάϥ΢ϯυͰॲཧ͍ͨ͠ͳΒ
    !DPODVSSFOUʣ
34. $PODVSSFODZಋೖखॱ w 6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPS
    w ϝΠϯεϨουͷෛՙ͕ߴ͍ͳΒ
    *OTUSVNFOUT
    Ͱௐࠪͯ͠ղফ
    w όοΫάϥ΢ϯυͰॲཧ͍ͨ͠ͳΒ
    !DPODVSSFOU
    w ڞ༗͍ͨ͠εϨουηʔϑͳՄมঢ়ଶ͸
    4FOEBCMF
    Λ͚ͭΔ
35. $PODVSSFODZಋೖखॱ w 6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPS
    w ϝΠϯεϨουͷෛՙ͕ߴ͍ͳΒ
    *OTUSVNFOUT
    Ͱௐࠪͯ͠ղফ
    w όοΫάϥ΢ϯυͰॲཧ͍ͨ͠ͳΒ
    !DPODVSSFOU
    w ڞ༗͍ͨ͠εϨουηʔϑͳՄมঢ়ଶ͸
    4FOEBCMF
    Λ͚ͭΔ
    w ඇ
    4FOEBCMF
    Ͱ΋
    OPOJTPMBUFE
    ͰࡁΉͳΒ
    OPOJTPMBUFE
    ʹ͢Δ
36. $PODVSSFODZಋೖखॱ w 6*ϞδϡʔϧͰ
    %FGBVMU
    "DUPS
    *TPMBUJPO
    
    .BJO"DUPS
    w ϝΠϯεϨουͷෛՙ͕ߴ͍ͳΒ
    *OTUSVNFOUT
    Ͱௐࠪͯ͠ղফ
    w όοΫάϥ΢ϯυͰॲཧ͍ͨ͠ͳΒ
    !DPODVSSFOU
    w ڞ༗͍ͨ͠εϨουηʔϑͳՄมঢ়ଶ͸
    4FOEBCMF
    Λ͚ͭΔ
    w ඇ
    4FOEBCMF
    Ͱ΋
    OPOJTPMBUFE
    ͰࡁΉͳΒ
    OPOJTPMBUFE
    ʹ͢Δ
    w සൟͳίϯςΩετεΠον͕ൃੜ͢Δ৔߹͸
    BDUPS
    ͰՄมঢ়ଶΛ؅ཧ͢Δ
37. ·ͱΊ
38. 4XJGU
    $PODVSSFODZ
    ͰฒྻԽ͢Δ
    㱠
    4XJGUZ
    ʢԿͰ΋͔ΜͰ΋ฒྻԽ͢Ε͹͍͍Θ͚͡Όͳ͍ʣ
39. ஈ֊తʹฒྻԽΛऔΓ૊Ή͜ͱ͕
    4XJGUZ
    ʹܨ͕Δ
    ·ͣ͸࠷ॳʹΞϧΰϦζϜ΍ඪ४ϥΠϒϥϦͷ׆༻ʹऔΓ૊΋͏
40. ஈ֊తʹฒྻԽΛऔΓ૊Ή͜ͱ͕
    4XJGUZ
    ʹܨ͕Δ
    ·ͣ͸࠷ॳʹΞϧΰϦζϜ΍ඪ४ϥΠϒϥϦͷ׆༻ʹऔΓ૊΋͏
    ύϑΥʔϚϯενϡʔχϯά͸ܭଌ͕ඞਢ
41. ઢܗ୅਺Λ΍ΔͳΒ"DDFMFSBUFϑϨʔϜϫʔΫ͓͢͢ΊͰ͢ʂ
42. ʙ
    'JO
    ʙ