質とスピード（2020秋100分拡大版） / Quality and Speed 2020 Autumn Edition

質とスピード（2020秋100分拡大版）
2020/11/20 @ JaSST'20 Kyushu

Transcript

1. ࣭ͱεϐʔυ ࿨ా
   ୎ਓ
   !U@XBEB ʙιϑτ΢ΣΞ։ൃͷయܕతͳޡղΛղ͘ʙ /PW
   
   
   !
   +B445
   ,ZVTIV
   جௐߨԋ ʢ
   ळόʔδϣϯʣ
2. t-wada t_wada twada #jasstkyushu ࣗݾ঺հ
3. t-wada t_wada twada #jasstkyushu ࣗݾ঺հ illustrated by @mty_mno
4. ٕज़ॻͷग़൛ʹؔΘ͍ͬͯ·͢
5. ΑΖ͓͘͠ئ͍͠·͢ #jasstkyushu illustrated by @mty_mno
6. ߥͿΔ࢛ఱԦ͕͋ΒΘΕͨʂ ༩͑ΒΕͨ࣌ؒʹରͯ͠΍Δ΂͖͜ͱ͕ଟ͗͢Δ৔߹ɺͲ͏͢΂͖͔
   B
   είʔϓΛ࡟Δ
   C
   ΋ͬͱਓΛ૿΍͢
   D
   ϦϦʔε೔ΛԆظ͢Δ
   E
   ඼࣭Λ٘ਜ਼ʹ͢Δ ʰΞδϟΠϧαϜϥΠʱ
   Q
7. w୹ظతʹ͸ಘΒΕΔ
   wதظతʹ͸ٯޮՌʹͳΔ
   w௕ظతʹ͸க໋ইʹͳΔ ඼࣭Λ٘ਜ਼ʹ͢Ε͹εϐʔυ͸ಘΒΕΔʁ
8. ʮ୹ظతதظతʯͷڥ໨͸ʁ
   ͜͜Ͱ͍͏ʮ඼࣭ʯͱ͸ʁ
9. ʮ୹ظతதظతʯͷڥ໨͸ʁ
   ͜͜Ͱ͍͏ʮ඼࣭ʯͱ͸ʁ
10. l඼࣭ͱ͸୭͔ʹͱͬ ͯͷՁ஋Ͱ͋Δz 
    (FSBME
    8FJOCFSH IUUQTXXXBNB[PODPKQEQ9
11. Accessibility Adaptability Administrability Analyzability Auditability Availability Calibrability Changeability Compatibility Configurability Exploitability Extensibility Flexibility Functionality Installability Integrability Internationalizab ility Interoperability Learnability Maintainability Marketability Maturity Modifiability Operability Personalizability Portability Recoverability Reliability Replaceability Reusability Scalability Security Sensitivity Stability Suitability Supportability Testability Traceability Transactionality Understandability Upgradeability Usability ... and lots more! JMJUJFT
12. IUUQTXXXKVTFPSKQEFQBSUNFOUBMQPJOUIUNM ङ໺Ϟσϧ
13. ʢ͓٬༷͔Βʣݟ͑Δ඼࣭ͱݟ͑ͳ͍඼࣭ w֎෦඼࣭ͱ಺෦඼࣭
    wར༻࣌ͷ඼࣭ͱ੡඼඼࣭
    wػೳཁ݅ͱඇػೳཁ݅
14. External Quality: Correctness, Usability, Efficiency, Reliability, Integrity, Adaptability, Accuracy, Robustness Internal Quality: Maintainability, Flexibility, Portability, Re-usability, Readability, Testability, Understandability ֎෦඼࣭ͱ಺෦඼࣭
15. ιϑτ΢ΣΞͷ඼࣭Λ֎෦ࢦඪͰಛ௃͚ͮΔਓ͸ଟ͍ɻਖ਼͍͜͠ͱΛ͢ Δɺόά͕ͳ͍ɺ଎͍ɺͳͲͩɻ͕ͩɺͦΕΒ͸ΑΓਂ͍ݪҼͷ঱ঢ়ʹ ͗͢ͳ͍ɻ
    ຊॻͰઆ໌͢Διϑτ΢ΣΞͷ඼࣭͸಺෦඼࣭Ͱ͋Δɻ಺෦඼࣭Λ࡞Γ ࠐΜͩ݁Ռͱͯ͠ɺ֎෦඼࣭ͱͯ͠ఆٛ͞ΕΔಛੑͷ࣮ݱʹۙͮ͘͜ͱ ͕Ͱ͖Δɻ಺෦඼࣭͸݁ՌͰ͸ͳ͘ݪҼͰ͋Γɺྑ͍ιϑτ΢ΣΞ͕උ ͍͑ͯΔ΂͖΋ͷͩɻ ʰϨΨγʔίʔυ͔Βͷ୤٫ʱQ
16. External Quality: Correctness, Usability, Efficiency, Reliability, Integrity, Adaptability, Accuracy, Robustness Internal Quality: Maintainability, Flexibility, Portability, Re-usability, Readability, Testability, Understandability ಺෦඼࣭ʢ*OUFSOBM
    2VBMJUZʣ ࣗ෼ͨͪͷࣹఔ಺ʹ͋Δ
    ಺෦඼࣭ͷํΛ٘ਜ਼ʹ͢Δͱ͍͏
    ൑அΛ͕ͪ͠ͳͷͰ͸ͳ͍͔
17. ࿨ా
    ୎ਓ
    !U@XBEB ࣭ͱεϐʔυ ʙιϑτ΢ΣΞ։ൃͷయܕతͳޡղΛղ͘ʙ
18. ࿨ా
    ୎ਓ
    !U@XBEB ಺෦඼࣭ͱεϐʔυ ʙιϑτ΢ΣΞ։ൃͷయܕతͳޡղΛղ͘ʙ
19. Ͱ͸ͲͷΑ͏ͳ
    ɹ಺෦඼࣭Λ
    ٘ਜ਼ʹ๋͛ͨͷ͔
20. External Quality: Correctness, Usability, Efficiency, Reliability, Integrity, Adaptability, Accuracy, Robustness Internal Quality: Maintainability, Flexibility, Portability, Re-usability, Readability, Testability, Understandability ಺෦඼࣭ʢ*OUFSOBM
    2VBMJUZʣ
21. External Quality: Correctness, Usability, Efficiency, Reliability, Integrity, Adaptability, Accuracy, Robustness Internal Quality: Maintainability, Flexibility, Portability, Re-usability, Readability, Testability, Understandability อकੑʢ.BJOUBJOBCJMJUZʣ
22. อकੑ
    Maintainability
23. #PFIN
    #SPXO
    BOE
    -JQPXT
    
    2VBMJUZ
    $IBSBDUFSJTUJDT
     IUUQTXXXUIPNBTBMTQBVHIPSHQVCGOEJMJUZIUNM
24. #PFIN
    #SPXO
    BOE
    -JQPXT
    
    2VBMJUZ
    $IBSBDUFSJTUJDT
     IUUQTXXXUIPNBTBMTQBVHIPSHQVCGOEJMJUZIUNM
25. #PFIN
    #SPXO
    BOE
    -JQPXT
    
    2VBMJUZ
    $IBSBDUFSJTUJDT
     IUUQTXXXUIPNBTBMTQBVHIPSHQVCGOEJMJUZIUNM
26. .BJOUBJOBCJMJUZʢอकੑʣΛߏ੒͢Δ΋ͷ w5FTUBCJMJUZ
    ςετ༰қੑ
    w6OEFSTUBOEBCJMJUZ
    ཧղ༰қੑ
    w.PEJpBCJMJUZ
    มߋ༰қੑ
27. w ࣮ߦԁ׈ੑʢ0QFSBCJMJUZʣ
    w ࣗಈ࣮ߦ͕༰қͰ͔ͭߴ଎
    w ؍ଌ༰қੑʢ0CTFSWBCJMJUZʣ
    w ςετ݁Ռͷऔಘɾظ଴஋ൺֱΛࣗಈԽ͠΍͍͢
    w ੍ޚ༰қੑʢ$POUSPMMBCJMJUZʣ
    w ࣄલঢ়ଶΛ੍ޚ͠ɺςετର৅Λࣗಈૢ࡞͠΍͍͢
    w ෼ղՄೳੑʢ%FDPNQPTBCJMJUZʣ
    w ςετର৅ͷ੾Γग़͠ɺςετ؀ڥ΁ͷ෦෼ஔ׵͕༰қ IUUQTTQFBLFSEFDLDPNHPZPLJUFTUBCJMJUZJOFNCFEEFETPGUXBSF ࣗಈςετʹ͓͚ΔςελϏϦςΟ
28. ࿨ా
    ୎ਓ
    !U@XBEB ಺෦඼࣭ͱεϐʔυ ʙιϑτ΢ΣΞ։ൃͷయܕతͳޡղΛղ͘ʙ
29. ࿨ా
    ୎ਓ
    !U@XBEB อकੑͱεϐʔυ ʙιϑτ΢ΣΞ։ൃͷయܕతͳޡղΛղ͘ʙ
30. อकੑΛ
    ٘ਜ਼ʹ๋͛Δͱ
    Ͳ͏ͳΔ͔
31. ʮ͋ͱͰΫϦʔϯʹ͢Ε͹͍͍Αɻઌʹࢢ৔ʹग़͞ͳ͚Ε͹ʂʯ
    ։ൃऀ͸ͦ͏΍͍ͬͯͭ΋͝·͔͢ɻ͕ͩɺ͋ͱͰΫϦʔϯʹ͢Δ͜ͱ͸ͳ ͍ɻࢢ৔͔ΒͷϓϨογϟʔ͸ࢭ·Βͳ͍͔Βͩɻʮઌʹࢢ৔ʹग़͞ͳ͚ Ε͹ʯͱ͍͏͜ͱ͸ɺޙΖʹڝ߹ଞ͕ࣾେ੎͍Δͱ͍͏͜ͱͰ͋Δɻڝ߹ ଞࣾʹ௥͍ൈ͔Εͳ͍ͨΊʹ͸ɺ͜Ε͔Β΋૸Γଓ͚Δ͔͠ͳ͍ɻ
    ͦͷ݁Ռɺ։ൃऀ͸ϞʔυΛ੾Γସ͑Δ͜ͱ͕Ͱ͖ͳ͍ɻ࣍ͷػೳɺ·ͨ ࣍ͷػೳɺ·ͨ·ͨ࣍ͷػೳΛ௥Ճ͢Δ͜ͱʹͳΓɺίʔυΛΫϦʔϯʹ ͢Δ͜ͱ·Ͱख͕ճΒͳ͍ɻ
    ͦͯ͠ɺ่յ͕࢝·Δɻੜ࢈ੑ͕θϩʹ͍͍ۙͮͯ͘ɻ ʰ$MFBO
    "SDIJUFDUVSFʱ
    Q
32. IUUQTUXJUUFSDPNOFLPZBTUBUVT
33. IUUQTNBSUJOGPXMFSDPNBSUJDMFTJTRVBMJUZXPSUIDPTUIUNM อकੑͷ௿͕͞΋ͨΒ͢΋ͷ ͻͱͭͻͱͭͷมߋʹ
    ༨ܭͳ͕͔͔࣌ؒΔ
34. อकੑΛ٘ਜ਼ʹ͢Ε͹εϐʔυ͸ಘΒΕΔʁ w୹ظతʹ͸ಘΒΕΔ
    wதظతʹ͸ٯޮՌʹͳΔ
    w௕ظతʹ͸க໋ইʹͳΔ
35. Ͱ͸
    εϐʔυΛམͱͤ͹ อकੑ͸্͕Δʁ
36. IUUQTUXJUUFSDPNWPMVOUBTTUBUVT
37. IUUQTPTBIBUFOBCMPHDPNFOUSZ ٕज़ྗͷ͋Δਓ͸͋Δఔ౓ٸ͍Ͱ࡞ͬͨͱͯ͠΋Ұఆ Ҏ্ͷ඼࣭ͷίʔυΛॻ͘͠ɺҙਤతʹ඼࣭Λམͱ͠ ͨͱͯ͠΋଎౓͸͋·Γ্͕Βͳ͍ɻ
    ٯʹɺٕज़ྗ͕ߴ͘ͳ͍ਓ͕࣌ؒΛ͔͚ͯ࡞ͬͨͱ͠ ͯ΋ͦͷਓͷٕज़ྗҎ্ͷ඼࣭ͷίʔυ͸ॻ͚ͳ͍ɻ
38. ܦӦతͳཁٻʹ߹Θͤͯɺ༩͑ΒΕͨ։ൃظ͔ؒΒॊೈʹԚ͞ͱ଎͞Λબ୒͢Δͱ͍͏Α͏ ͳث༻ͳܳ౰͸΄ͱΜͲෆՄೳͩͱ͍͑·͢ɻ͜Ε͸ɺۃΊͯجૅతͳͱ͜ΖͰ͋Ε͹ଟগ ͸Ͱ͖Δ͔΋͠Ε·ͤΜ͕ɺ࣮ࡍʹ͸ɺιʔείʔυ͕Ԛͯ͘஗͍ਓ΋͍Ε͹ɺ៉ྷͰ଎͍ ਓ΋ଟ͍͘·͢ɻ
    ʰΤϯδχΞϦϯά૊৫࿦΁ͷট଴ʱ
    Q ΫΠοΫμʔςΟͷਆ࿩
39. ͭ·Γ
    τϨʔυΦϑͰ͸ͳ͍
40. IUUQTUXJUUFSDPNLBU[DIBOHTUBUVT
41. ࣭ อकੑ εϐʔυ τϨʔυΦϑͱߟ͑Δͷ͸యܕతͳޡղ നؙ෇͖໼ҹ
    ෛͷ઀ଓ
    
    ࠜݩ͕૿͑Ε͹ઌ͸ݮΔɻࠜݩ͕ݮΕ͹ઌ͸૿͑Δ
42. ඼࣭Λ٘ਜ਼ʹ͢Δͷ͸ɺޮՌతͳίϯτϩʔϧํ๏Ͱ͸ͳ͍ɻ඼࣭ ͸੍ޚม਺Ͱ͸ͳ͍ɻ
    ௿඼࣭Λड͚ೖΕΔ͜ͱͰɺϓϩδΣΫτ͕଎͘ͳΔ͜ͱ͸ͳ͍ɻ ߴ඼࣭Λཁٻ͢Δ͜ͱͰɺϓϩδΣΫτ͕஗͘ͳΔ͜ͱ΋ͳ͍ɻ
    Ή͠Ζ඼࣭ΛߴΊΔ͜ͱͰɺσϦόϦʔ͕ߴ଎ʹͳΔ͜ͱ͕ଟ͍ɻ ඼࣭ج४ΛԼ͛ͯ͠·͏ͱɺσϦόϦʔ͕஗͘ͳΓɺ
    ༧ଌͰ͖ͳ͘ͳͬͯ͠·͏ɻ ʰΤΫετϦʔϜϓϩάϥϛϯάʱ
    Q
43. ઌ΄Ͳͷ։ൃऀͷ͝·͔͠͸ɺ่յͨ͠ίʔυΛॻ͚͹௕ظతʹ͸஗͘ͳ Δ΋ͷͷɺ୹ظతʹ͸଎౓্͕͕Δͱ͍͏ߟ͑ํʹ΋ͱ͍͍ͮͯΔɻ
    ͜ͷ͜ͱΛ৴͍ͯ͡Δ։ൃऀ͸ɺ่յͨ͠ίʔυΛॻ͘Ϟʔυ͔Βɺ
    ͍ͣΕͲ͔͜ͰΫϦʔϯʹ͢ΔϞʔυʹ੾ΓସΘΕΔɺͱ͍͏
    ʢ΢αΪͱΧϝͷʣ΢αΪͷΑ͏ͳࣗ৴Λ͍࣋ͬͯΔɻ
    ͕ͩɺͦΕ͸ࣄ࣮ޡೝͰ͋Δɻ
    ࣄ࣮͸ɺ୹ظతʹ΋௕ظతʹ΋ɺ่յͨ͠ίʔυΛॻ͘΄͏͕
    ΫϦʔϯͳίʔυΛॻ͘ΑΓ΋ৗʹ஗͍ɻ ʰ$MFBO
    "SDIJUFDUVSFʱ
    QQ
44. ୹ظతʹ΋௕ظతʹ΋ɺ
    ่յͨ͠ίʔυΛॻ͘΄͏͕
    ΫϦʔϯͳίʔυΛॻ͘ΑΓ΋
    ৗʹ஗͍ɻ
    
    #PC
    .BSUJO ʰ$MFBO
    "SDIJUFDUVSFʱ
    Q
45. ࠷ߴͷ։ൃऀ͕͍ͪ͹Μ͖Ε͍޷͖ͳ։ൃऀͰ͋Δ͜ͱʹؾͮ ͍ͨͱ͖ɺࢲ͸ͼͬ͘Γͨ͠ɻ଎͍ϓϩάϥϚʔ͸ࡶͳϓϩά ϥϚʔͩͱࢥ͍͔ͬͯͨΒͩɻ
    ͕ͩɺ࣮ࡍ͸ਖ਼൓ରͩͬͨɻࢲ͕ձͬͨதͰ࠷଎ͷϓϩάϥ Ϛʔ͸ɺίʔυΛѻ͍΍͍͢Α͏ʹอͭ͜ͱʹಛʹ஫ҙΛ෷ͬ ͍ͯͨɻ ʰϨΨγʔίʔυ͔Βͷ୤٫ʱ
    Q
46. ίʔυΛॻ͘଎͞ͱίʔυͷ͖Ε͍͞ʹؔ࿈͕͋Δͱೝࣝͨ͠ ͋ͱͰ΋ɺࢲ͸ͦͷͭͷ͍͋ͩͷҼՌؔ܎Λݟ͚ͭΔͷʹ࣌ ؒΛཁͨ͠ɻ
    ίʔυͷ඼࣭Λߴ͘อ͍ͬͯͨʮʹ΋ؔΘΒͣʯ଎͍ͷͰ͸ͳ ͍ɻίʔυͷ඼࣭Λߴ͘อ͍ͬͯͨʮ͔Βͦ͜ʯ଎͍ͷͩɻ
    ͜ͷ͜ͱΛཧղͨ͠Βɺιϑτ΢ΣΞ։ൃʹର͢Δ
    ݟํ͕มΘͬͨɻ ʰϨΨγʔίʔυ͔Βͷ୤٫ʱ
    QQ
47. ίʔυͷ඼࣭Λߴ͘อ͍ͬͯͨ ʮʹ΋ؔΘΒͣʯ଎͍ͷͰ͸ͳ ͍ɻίʔυͷ඼࣭Λߴ͘อͬͯ ͍ͨʮ͔Βͦ͜ʯ଎͍ͷͩɻ
    
    %BWJE
    4DPUU
    #FSOTUFJO ʰϨΨγʔίʔυ͔Βͷ୤٫ʱ
    
    QQ
48. ࣭ อकੑ εϐʔυ ίʔυͷ඼࣭Λ٘ਜ਼ʹ͔ͨ͠Β଎͍ͷͰ͸ͳ͘ നؙ෇͖໼ҹ
    ෛͷ઀ଓ
    
    ࠜݩ͕૿͑Ε͹ઌ͸ݮΔɻࠜݩ͕ݮΕ͹ઌ͸૿͑Δ
49. ࣭ อकੑ εϐʔυ ίʔυͷ඼࣭Λߴ͘อ͍ͬͯͨʮ͔Βͦ͜ʯ଎͍ ໼ҹ
    ਖ਼ͷ઀ଓ
    
    ࠜݩ͕૿͑Ε͹ઌ΋૿͑Δɻࠜݩ͕ݮΕ͹ઌ΋ݮΔ
50. Ͱ͸
    εϐʔυ͔Β࣭΁ͷ Өڹ͸Ͳ͏͔
51. ࣭ อकੑ εϐʔυ
    Ͱ͸εϐʔυ͔Β࣭ อकੑ ΁ͷӨڹ͸Ͳ͏͔
52. ඼࣭͸ѱ͍ͱجຊతʹख໭ΓΛੜΉͷͰ଎౓ʹ௓ͶฦΔɻख໭ͬͯ Δ࣌ؒ͸ֶͼΛ͏·ͳ͍࣌ؒɻ඼࣭ΛԼ͛Δͱ͍͏൑அ͸ֶͼͷ଎ ౓௿ԼΛڐ༰͢Δͱ͜ͱɻ
    ैདྷͷమ൘ ͩͱޡղ͞Ε͍ͯͨ ͩͬͨ඼࣭ͯͯ͢଎౓͋͛Α͏͸
    ඼࣭͸ྼԽ͢Ε͹ख໭Γ͕ൃੜ͢Δ͚ͩͰɺ݁ہ͸ϦʔυλΠϜͷ ૿Ճʹ௓ͶฦΔͷͰ΍Ί·͠ΐ͏ɻ ඼࣭͸ྼԽ͢Ε͹ϦʔυλΠϜͷ૿Ճʹ௓ͶฦΔ IUUQJLFZIBUFCMPKQFOUSZ
53. ϦʔυλΠϜ͕૿Ճ͢ΔͱԾઆݕূϓϩηε͕ճΒͳ͍ IUUQJLFZIBUFCMPKQFOUSZ
54. ຊ౰ͷؔ܎
55. ຊ౰ͷؔ܎ɹ w಺෦඼࣭͕εϐʔυΛੜΈ
    wεϐʔυֶ͕ͼͷϧʔϓΛੜΈ
    wֶͼͷϧʔϓ͕֎෦඼࣭ΛੜΈ
    w֎෦඼࣭͕ڝ૪ྗΛੜΈ
    wڝ૪ྗ͕ച্ΛੜΈ
    wച্͕಺෦඼࣭ΛҭΉ ˞ྑ͍΋ͷΛ࡞Ε͹ചΕΔͱ ͍͏Θ͚Ͱ͸ͳ͍ͷͰɺ͜͜ ͸ͦ͏؆୯Ͱ΋୯७Ͱ΋ͳ͍
56. ࣭ εϐʔυ ຊ౰ͷؔ܎ɹ ໼ҹ
    ਖ਼ͷ઀ଓ
    
    ࠜݩ͕૿͑Ε͹ઌ΋૿͑Δɻࠜݩ͕ݮΕ͹ઌ΋ݮΔ
57. ʮ࣭WTεϐʔυʯͱ͍͏֓೦͸ࠜຊతʹؒҧ͍ͬͯΔͱࢥ͏ɻ
    ͩͬͯૉૣ͘։ൃΛ͠ͳͯ͘͸؀ڥɺ͋Δ͍͸ࣗ෼ͷ؀ڥͷཧղͷม Խʹιϑτ΢ΣΞ͕͍ͭͯ͜Εͣɺιϑτ΢ΣΞ͕ղܾ͢΂͖໰୊͕ ղܾͰ͖ͳ͘ͳΓɺඞવతʹ࣭͕མͪͯ͠·͏ɻ
    ٯʹɺ࣭ͷߴ͍ιϑτ΢ΣΞΛॻ͔ͳͯ͘͸ɺͳʹ͔͋Δ౓ʹΠϯϑ ϥ่͕յ͠ɺૉૣ͘։ൃΛ͢Δ͜ͱ͕Ͱ͖ͳ͘ͳͬͯ͠·͏ɻΠϯϑ ϥͷ่յ͸ɺ΍ΔؾΛ࡟͙ͷͰಛʹ͕ͨͪѱ͍ɻ IUUQTLOPIKQBOTXFSTEDB Evan Priestley
58. ࣭WTεϐʔυͱ͍͏ೋ཯എ൓ͷؔ܎͸ɺ ہॴతͳ΋ͷͰ͔͠ͳ͍ɻ
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59. ݱ୅ʹ͓͚Δ࣭ͱεϐʔυ
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82. Ұ൪ॏཁͰҰ൪΍͔͍ͬͳεΩϧ͸γεςϜΛઃܭ͢ΔͨΊͷ൑அྗͩɻ ݶΓͳ͘γϯϓϧͳσβΠϯͱ͍͏ͷ͸ͳ͔ͳ͔ڭ͑ΒΕΔ΋ͷͰ͸ͳ ͘ɺେํܦݧΛॏͶ֮ͯ͑Δ΋ͷͩɻ
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83. ඼࣭ͱίετ͸
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