Upgrade to Pro — share decks privately, control downloads, hide ads and more …

addObserver: から考える API インタフェース

Avatar for KAMEDAkyosuke KAMEDAkyosuke
December 18, 2017
Programming
1
470

addObserver: から考える API インタフェース

NSNotificationCenter の addObserver が iOS9 から removeObserver しなくて良くなったので API の対称性から外れてしまったお話です
Avatar for KAMEDAkyosuke

KAMEDAkyosuke

December 18, 2017
Tweet

Other Decks in Programming

See All in Programming
RubyKaigi Hack Space in Tokyo & 函館最速 "予習" 会 / RubyKaigi Hack Space in Tokyo & The Fastest Briefing of RubyKaigi 2026 in Hakodate
Avatar for moznion moznion
1
130
JSAI2025 RecSysChallenge2024 優勝報告
Avatar for kami unonao
1
380
iOSアプリ開発もLLMで自動運転する
Avatar for Yuya Hirayama hiragram
6
2.2k
tsconfigのオプションで変わる型世界
Avatar for Keisuke Ikeda keisukeikeda
1
130
TSConfigからTypeScriptの世界を覗く
Avatar for らいと planck16
2
1.3k
ts-morph実践：型を利用するcodemodのテクニック
Avatar for ypresto ypresto
1
540
漸進。
Avatar for TOMIKAWA Sotaro ssssota
0
1.2k
JVM の仕組みを理解して PHP で実装してみよう
Avatar for memory m3m0r7
PRO
1
250
💎 My RubyKaigi Effect in 2025: Top Ruby Companies 🌐
Avatar for Yohei Yasukawa yasulab
PRO
1
130
事業戦略を理解してソフトウェアを設計する
Avatar for 増田 亨 masuda220
PRO
7
1.3k
コードに語らせよう――自己ドキュメント化が内包する楽しさについて / Let the Code Speak
Avatar for nrs nrslib
5
1.1k
技術的負債と戦略的に戦わざるを得ない場合のオブザーバビリティ活用術 / Leveraging Observability When Strategically Dealing with Technical Debt
Avatar for yoshiyoshifujii yoshiyoshifujii
0
160

Featured

See All Featured
GraphQLの誤解/rethinking-graphql
Avatar for sonatard sonatard
71
11k
The World Runs on Bad Software
Avatar for Brandon Keepers bkeepers
PRO
68
11k
CSS Pre-Processors: Stylus, Less & Sass
Avatar for Bermon Painter bermonpainter
357
30k
The Art of Programming - Codeland 2020
Avatar for Erika Heidi erikaheidi
54
13k
Thoughts on Productivity
Avatar for Jon Yablonski jonyablonski
69
4.7k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
Avatar for Vitaly Friedman smashingmag
252
21k
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
269
20k
Documentation Writing (for coders)
Avatar for Carmen Chung carmenintech
71
4.8k
The Invisible Side of Design
Avatar for Vitaly Friedman smashingmag
299
50k
Art, The Web, and Tiny UX
Avatar for Lynn Fisher lynnandtonic
298
21k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
Avatar for Tammy Everts tammyeverts
52
2.8k
The Straight Up "How To Draw Better" Workshop
Avatar for Dennis Kardys denniskardys
233
140k

Transcript

  1. BEE0CTFSWFS͔Βߟ͑ Δ"1*ΠϯλϑΣʔε  ,":"$ٕज़෦ ُాژհ

  2. ࣗݾ঺հ w ,".&%"LZPTVLF w UXJUUFS!(FNNCV w UXJUDI!,".&%"LZPTVLF w J04"OESPJE&OHJOFFS w

    ࠇຐज़ಘҙ

  3. J04͔Β/4/PUJpDBUJPO$FOUFSͷ SFNPWF0CTFSWFS͠ͳͯ͘΋ྑ͘ͳͬ ͨͬͯ࿩ฉ͍ͨ͜ͱ͋Γ·͢ΑͶʁ BOESPJEͷํ͸#SPBEDBTUͷSFHJTUFS3FDFJWFSͨ͠ޙʹVOSFHJTUFS3FDFJWFS͠ͳͯ͘ྑ ͘ͳͬͨͱࢥ͍͚ͬͯͨͩΕ͹େৎ෉Ͱ͢ɻ

  4. υΩϡϝϯτ BEE0CTFSWFSTFMFDUPSOBNFPCKFDU %JTDVTTJPO *GZPVSBQQUBSHFUTJ04BOEMBUFSPSNBD04 BOEMBUFS ZPVEPOUOFFEUPVOSFHJTUFSBOPCTFSWFSJO JUTEFBMMPDNFUIPE SFGTIUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOOTOPUJpDBUJPODFOUFS BEEPCTFSWFS MBOHVBHFPCKD

  5. ϦϦʔεϊʔτ /4/PUJpDBUJPO$FOUFS *O049BOEJ04/4/PUJpDBUJPO$FOUFSBOE /4%JTUSJCVUFE/PUJpDBUJPO$FOUFSXJMMOPMPOHFSTFOE OPUJpDBUJPOTUPSFHJTUFSFEPCTFSWFSTUIBUNBZCF EFBMMPDBUFE CMBICMBICMBI SFGTIUUQTEFWFMPQFSBQQMFDPNMJCSBSZDPOUFOUSFMFBTFOPUFT'PVOEBUJPO3/ 'PVOEBUJPO0MEFS/PUFTJOEFYIUNM9@/PUFT

  6. ϦϦʔεϊʔτ CMBICMBICMBI  #MPDLCBTFEPCTFSWFSTWJBUIF</4/PUJpDBUJPO$FOUFS BEE0CTFSWFS'PS/BNFPCKFDURVFVFVTJOH#MPDL> NFUIPETUJMMOFFEUPCFVOSFHJTUFSFEXIFOOPMPOHFS JOVTFTJODFUIFTZTUFNTUJMMIPMETBTUSPOHSFGFSFODF UPUIFTFPCTFSWFST SFGTIUUQTEFWFMPQFSBQQMFDPNMJCSBSZDPOUFOUSFMFBTFOPUFT'PVOEBUJPO3/ 'PVOEBUJPO0MEFS/PUFTJOEFYIUNM9@/PUFT

  7. ͋Εʁ

  8. #MPDLCBTFEPCTFSWFSTWJBUIF</4/PUJpDBUJPO$FOUFS BEE0CTFSWFS'PS/BNFPCKFDURVFVFVTJOH#MPDL> NFUIPETUJMMOFFEUPCFVOSFHJTUFSFEXIFOOPMPOHFS JOVTFTJODFUIFTZTUFNTUJMMIPMETBTUSPOHSFGFSFODF UPUIFTFPCTFSWFST

  9. ͭ·Γ

  10. J04͔Β/4/PUJpDBUJPO$FOUFS ͷSFNPWF0CTFSWFS͠ͳͯ͘΋ ྑ͘ͳͬͨ

  11. Ͱ͸ͳ͘

  12. J04͔Β/4/PUJpDBUJPO$FOUFSͷ BEE0CTFSWFS͸SFNPWF0CTFSWFS ͠ͳͯ͘΋ྑ͘ͳͬͨ

  13. ͜ΕΛ;·͑ͯ

  14. ͦ΋ͦ΋SFNPWF0CTFSWFS ͠ͳͯ͘Α͍ͬͯྑ͍͜ͱʁ

  15. ϓϩάϥϛϯάͷ͓࡞๏ w ϝϞϦΛ֬อͨ͠Β w ϑΝΠϧΛ։͍ͨΒ w τϥϯβΫγϣϯΛ։࢝ͨ͠Β w 5$1ιέοτΛ։͍ͨΒ

  16. ϓϩάϥϛϯάͷ͓࡞๏ w ϝϞϦΛ֬อͨ͠Βղ์͠ͳ͚Ε͹ͳΒͳ͍ w ϑΝΠϧΛ։͍ͨΒด͡ͳ͚Ε͹ͳΒͳ͍ w τϥϯβΫγϣϯΛ։࢝ͨ͠Βऴྃ͠ͳ͚Ε͹ͳΒͳ͍ w 5$1ιέοτΛ։͍ͨΒด͡ͳ͚Ε͹ͳΒͳ͍

  17. BEESFNPWF0CTFSWFS ͸Ͳ͏Ͱ͠ΐ͏͔ʁ

  18. None

  19. ͍͔ͭ͘ͷΫϥεΛ֬ ೝͯ͠Έ·͠ΐ͏

  20. 8,)551$PPLJF4UPSF %JTDVTTJPO 5IFDPPLJFTUPSFEPFTOPUNBJOUBJOBTUSPOH SFGFSFODFUPUIFPCTFSWFS:PVBSFSFTQPOTJCMFGPS SFNPWJOHUIFPCTFSWFSCFGPSFJUCFDPNFTJOWBMJE SFGTIUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOXFCLJUXLIUUQDPPLJFTUPSF BEEPCTFSWFS

  21. "71MBZFS BEE1FSJPEJD5JNF0CTFSWFS'PS*OUFSWBMRVFVFVTJOH#MPDL %JTDVTTJPO :PVNVTUNBJOUBJOBTUSPOHSFGFSFODFUIFSFUVSOFE WBMVFBTMPOHBTZPVXBOUUIFUJNFPCTFSWFSUPCF JOWPLFECZUIFQMBZFS&BDIJOWPDBUJPOPGUIJTNFUIPE TIPVMECFQBJSFEXJUIBDPSSFTQPOEJOHDBMMUP SFNPWF5JNF0CTFSWFS3FMFBTJOHUIFPCTFSWFSPCKFDU XJUIPVUJOWPLJOHSFNPWF5JNF0CTFSWFSXJMMSFTVMUJO VOEFpOFECFIBWJPS

    SFGTIUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOBWGPVOEBUJPOBWQMBZFS BEEQFSJPEJDUJNFPCTFSWFSGPSJOUFSW MBOHVBHFPCKD

  22. ϓϩάϥϛϯάͷ͓࡞๏ w SFHJTUFSͨ͠ΒVOSFHJTUFS͠ͳ͚Ε͹ͳΒͳ͍

  23. ͭ·Γ /4/PUJpDBUJPO$FOUFSͷBEE0CTFSWFS͸ SFNPWF0CTFSWFS͠ͳͯ͘΋ྑ͘ͳ͚ͬͨͲɺϓϩάϥϛ ϯάͷ͓࡞๏ͱͯ͠͸ྑ͘ͳ͍ʂʂ

  24. /4/PUJpDBUJPO$FOUFS ͦΕҎ֎ͷΫϥε SFNPWF0CTFSWFS͠ͳ͍ ໰୊ͳ͠ ໰୊͋Γ SFNPWF0CTFSWFS͢Δ ໰୊ͳ͠ ໰୊ͳ͠ දʹ͢Δͱ

  25. ࢲͨͪͷνʔϜͰ͸ w SFHJTUFSVOSFHJTUFS BEESFNPWF0CTFSWFS ͸͓࡞๏ w /4/PUJpDBUJPO$FOUFS͚ͩྫ֎ͷঢ়ଶͰ͸Ή͠ΖଞͷΫ ϥεͰؒҧ͑ΔڪΕ͕͋Δ w ͳͷͰSFNPWF0CTFSWFSΛৗʹॻ͘ํ਑ʹͱ͍͏͔

    BEE0CTFSWFS'PS/BNFPCKFDURVFVFVTJOH#MPDLΛ࢖ ͏͜ͱʹ

  26. ·ͱΊ w "1*ͷΠϯλϑΣʔε͸ͦΕࣗ਎͚ͩͰͳ͘ଞͷΫϥε΍ ϑϨʔϜϫʔΫ౳͔ΒܾΊΔ΂͖ w ͳͷͰɺ͋Δ"1*ͷ࢖༻ํ๏͕มΘ͔ͬͨΒͱ͍ͬͯଞ ͷΫϥεͱͷؔ࿈ʹ஫ҙ͢΂͖ w ͦͷ্Ͱࣗ෼ͷϓϩδΣΫτʹͲ͏औΓ૊Ή͔ܾΊ·͠ΐ ͏