Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
オブジェクトしこう
Search
Masafumi Okura
March 24, 2024
Programming
920
2
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
オブジェクトしこう
タイトルがやりたかっただけ。
https://ooc.connpass.com/event/305241/
Masafumi Okura
March 24, 2024
More Decks by Masafumi Okura
See All by Masafumi Okura
Conference as a communication hub for all of us
okuramasafumi
0
67
Metaprogramming isn't real, it can't hurt you
okuramasafumi
0
170
Developing static sites with Ruby
okuramasafumi
1
450
Why doesn't Ruby have Boolean class - final version
okuramasafumi
0
420
Reading Rails 1.0 Source Code
okuramasafumi
0
380
RDoc meets YARD
okuramasafumi
4
280
Why doesn't Ruby have Boolean class?
okuramasafumi
0
65
My KaigiEffect at RubyKaigi 2025, part 1
okuramasafumi
1
120
Writing documentation can be fun with plugin system
okuramasafumi
0
280
Other Decks in Programming
See All in Programming
SREの積み重ねがAI駆動開発のガードレールになった ― 7つの実践/SRE Guardrails The 7
tomoyakitaura
8
4.3k
初めてのKubernetes 本番運用でハマった話
oku053
0
130
AWS CDK を「作」ってみた 〜フルスクラッチで見えた CDK の裏側〜 / aws-cdk-from-scratch
gotok365
3
420
AIを活用したE2Eテスト実装効率化のあゆみ / ebisu-mobile-14-kotetu
kotetuco
0
170
信頼性について考えてみる(SRE NEXT 2026 miniLT)
hayama17
0
190
The Past, Present, and Future of Enterprise Java
ivargrimstad
0
250
【SRE NEXT 2026 Lunch Session】一人目専任SREの立ち上げを加速する ― AIと進めたオンボーディングで2分を0.04秒にした話
pkshadeck
PRO
0
2.7k
型も通る、synthも通る、それでも危ない 〜AIのCDKの権限とコストを機械で検証する〜 / It Passes Type Checks, It Passes Synth Checks, but It’s Still Risky — Automatically Verifying Permissions and Costs in AI’s CDK —
seike460
PRO
1
340
Welcome to the "Parametricity" 🏙️ − Generic だけど Specific な世界 −
guvalif
PRO
1
170
【やさしく解説 設計編 #1】「ドメイン駆動」と「実装駆動」ってなに? 〜設計の考え方を、たとえ話で学ぼう〜
panda728
PRO
1
120
yield再入門 #phpcon
o0h
PRO
0
440
霧の中の代数的エフェクト
funnyycat
1
390
Featured
See All Featured
Build your cross-platform service in a week with App Engine
jlugia
234
18k
The Hidden Cost of Media on the Web [PixelPalooza 2025]
tammyeverts
2
350
Everyday Curiosity
cassininazir
0
260
Google's AI Overviews - The New Search
badams
0
1.1k
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
128
56k
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
kimpetersen
PRO
0
390
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
jcasabona
34
2.8k
How to Get Subject Matter Experts Bought In and Actively Contributing to SEO & PR Initiatives.
livdayseo
0
150
Why Your Marketing Sucks and What You Can Do About It - Sophie Logan
marketingsoph
0
280
A better future with KSS
kneath
240
18k
Impact Scores and Hybrid Strategies: The future of link building
tamaranovitovic
0
340
The SEO Collaboration Effect
kristinabergwall1
1
510
Transcript
ΦϒδΣΫτ͜͠͏ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24
ࣗݾհ • ໊લɿେխ࢙ • ॴଐɿϑϦʔϥϯε • ಘҙݴޠɿRubyʢΦϒδΣΫτࢦεΫϦϓτݴޠʣ • ΤσΟλɿNeovim •
՝֎׆ಈɿKaigi on RailsνʔϑΦʔΨφΠβʔɺOSS׆ಈɺ֤छొஃ ʢEurukoɺσϒαϛɺBuriKaigiͳͲʣ
None
͜͠͏
ʮࢼߦʯࡨޡ
ᅂ
ΦϒδΣΫτᅂ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24
͓
͖ͳ ΦϒδΣΫτ
nil
͑ɺnilʁ • RubyͰnilNilClassͷΠϯελϯε • nil͕ΦϒδΣΫτͩͱϝιου͕ݺͯศར • ྫ͑to_sͰจࣈྻʹͨ͠ΓͰ͖Δ • ؾΛൈ͍ͯNoMethodErrorʹͳΔͷ͍͍ͩͨ͜Ε
͖ͳΫϥε
UnboundMethod Ϋϥε
͑ɺϝιουʁ • RubyͰϝιουΫϥεʢMethodΫϥεʣ • ϝιουͦͷͷ͍ΘΏΔୈҰڃΦϒδΣΫτͰͳ͍ʢͦͷ༻్ ʹϒϩοΫΛ͏ʣ͕ɺΦϒδΣΫτԽ؆୯ʹͰ͖Δ • UnboundMethodΫϥεΠϯελϯε͔ΒΓ͞ΕͨϝιουΛ දݱ͢ΔΫϥε •
ͦͷ··ͰcallͰ͖ͳ͍ͷͰɺbind͢Δඞཁ͕͋Δ
ࣗ༝ͳ ϓϩάϥϛϯάʂ
ݴޠͷॏཁੑ
ݴޠ͕ࢥߟΛنఆ͢Δ • ਓݴޠ͕ఏڙ͢ΔͷதͰࢥߟ͢Δ • ͦΕ͕ݴޠͷׂͷҰͭͰ͋Δ • ͍ͬͯΔݴޠͷΈ͕ϦονͩͱɺࢥߟϦονʹͳΔ • ݴޠʹଉۤ͠͞Λײͨ͡Βҧ͏ݴޠΛࢼͯ͠ΈΔͷΞϦ͔
ΦϒδΣΫτࢥߟ
ΦϒδΣΫτࢥߟ Object-Oriented Conference 2024 OKURA Masafumi, 2024-03-24