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
Head First Golang Image Package
Search
Seiji Takahashi
November 13, 2018
Programming
10k
2
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Head First Golang Image Package
Talk session @ golang.tokyo #19
Seiji Takahashi
November 13, 2018
More Decks by Seiji Takahashi
See All by Seiji Takahashi
AIエージェントのデータガバナンスの最新事情。そしてプロダクトのAIファースト化
timakin
0
3.6k
営業、広報、開発。 多面的なAIネイティブ化のための 基盤について
timakin
0
230
権限と承認 〜ユーザー信頼性に繋がる管理画面の根幹について〜
timakin
0
940
Go Backends for frontends with GraphQL and gRPC
timakin
6
4.2k
Design Pattern for Image and Text Composition in Go
timakin
5
6.9k
Golang API Testing the HARD way
timakin
13
7.2k
React Native Beyond Prototype
timakin
2
1.7k
Performance Optimization on Google AppEngine
timakin
5
6.7k
testcache.pdf
timakin
1
230
Other Decks in Programming
See All in Programming
Signal Forms: Details & Live Coding @enterJS 2026 in Mannheim
manfredsteyer
PRO
0
230
ECSアプリログをFireLensでコスト削減しようとしたけど諦めた話 in Fargate×Node.js
akihisaikeda
2
4.2k
symfony/aiとlaravel/boost
77web
0
120
Hatena Engineer Seminar #37「言語モデルの活用に関する研究」
slashnephy
0
510
関数型プログラミングのメリットって何だろう?
wanko_it
0
160
act2-costs.pdf
sumedhbala
0
110
ローカルLLMでどこまでコードが書けるか -拡張版 / How much code can be written on a local LLM Extended
kishida
12
4.7k
コンテキストの使い捨てをやめる — ビジネスルール駆動開発と miko —
ioki
0
270
Hunting Vulnerabilities in Symfony with LLMs
vinceamstoutz
0
580
エンジニアと一緒にテストコードの設計と実装を改善した話
mototakatsu
0
260
Performance Engineering for Everyone
elenatanasoiu
0
270
才能?センス?知らん、 続けたもん勝ちだ。-- 結婚・出産・癌を越えてなお、私がプロダクトを創り続ける理由
16bitidol
2
840
Featured
See All Featured
Documentation Writing (for coders)
carmenintech
77
5.4k
Primal Persuasion: How to Engage the Brain for Learning That Lasts
tmiket
0
390
Data-driven link building: lessons from a $708K investment (BrightonSEO talk)
szymonslowik
1
1.2k
Docker and Python
trallard
47
3.9k
Introduction to Domain-Driven Design and Collaborative software design
baasie
1
890
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
3.7k
The AI Search Optimization Roadmap by Aleyda Solis
aleyda
1
6k
Building Better People: How to give real-time feedback that sticks.
wjessup
370
20k
Have SEOs Ruined the Internet? - User Awareness of SEO in 2025
akashhashmi
0
390
ReactJS: Keep Simple. Everything can be a component!
pedronauck
666
130k
Bridging the Design Gap: How Collaborative Modelling removes blockers to flow between stakeholders and teams @FastFlow conf
baasie
0
610
Ten Tips & Tricks for a 🌱 transition
stuffmc
0
150
Transcript
Head First Golang image package @__timakin__ golang.tokyo#19
SEIJI TAKAHASHI
None
ΞδΣϯμ *NBHFύοέʔδͷհ ࣮ྫͰֶͿ*NBHFύοέʔδ ը૾ͷ߹ɾՃ ը૾ͱจࣈͷ߹
QBDLBHFl*NBHFz w %ը૾Λѻ͏ͨΊͷύοέʔδ w +1( 1/( (*'ʹରԠ w Ͱ͖Δ͜ͱ w
৭ใऔಘ w 1PJOU 3FDUBOHMFͷૢ࡞ w ݁߹ॲཧʢESBXʣ w ϑΥʔϚοτͷσίʔυ
ྫʣͷ࢛֯ܗΛඳը
ϞβΠΫ γϟʔϓௐ ໌Δ͞ௐ ͳͲɺେମΓ͍ͨ͜ͱͰ͖Δ͕ ίʔυྔ͕ଟ͗͢ΔͷͰׂѪ
ͱ͍͏͔
ؙ࢛֯ͷඳըͱ͔ Ṗͷ৭ௐͱ͔
ͦΜͳ͜ͱͨͯ͘͠ ͜͜ʹ͖ͯ·͔͢ʁ
࣮ફͯ͠Έ·͠ΐ͏ʂ
ը૾ͷ߹ɾՃ
ͱ͜ΖͰօ͞Μ
!EFFFFU͞Μɻ ࠃͰϚΠΫϩαʔϏεͱ ͍͑͜ͷํɻ
Ͱ͕͢ɺ
ˌEFFFFU෩
None
खʹ࣋ͬͨΦϒδΣΫτʢʣΛ தԝʹਾ͑ͳ͕Β ࣸਅΛࡱΔࡱӨٕ๏ʢʁʣ
!?
खʹ࣋ͬͨΦϒδΣΫτʢʣΛ தԝʹਾ͑ͳ͕Β ࣸਅΛࡱΔࡱӨٕ๏ʢʁʣ
ͦΜͳʹखʹ͓͠ΌΕͳ Λ࣋ͭػձͳ͍
୭Ͱख๏Λ࠶ݱͰ͖Δͱศར
None
ɿW
Γ͍ͨ͜ͱ w Ͱ͍͍ײ͡ͷงғؾΛग़͍ͨ͠ w ͦΕΛखʹ࣋ͬͨঢ়ଶͰதԝʹఴ͍͑ͨ w ʹϑΥʔΧε͍ͯ͠Δ෩ʹ͍ͨ͠
ඞཁͳͷ w खɺɺഎܠ
ΦϦδφϧ
ඞཁͳͱ͜Ζ
దͳഎܠΛ୳͢
ݟ͚ͭΔ
࣮ w ྆ը૾ͷಡΈࠐΈ w എܠʹదͳ΅͔͠ΛೖΕΔ w खͷը૾Λਃ͠༁ఔʹαΠζௐ͢Δ w खट͕ࠨԼʹདྷΔΑ͏ʹͬ͢ͱ߹ w
ϑΝΠϧग़ྗ
HJUIVCDPNEJTJOUFHSBUJPOJNBHJOH w JNBHFύοέʔδͷϥούʔ w ΅͔͠໌ௐ͕ͷ͍͢͝؆୯ʹͰ͖Δ
ਃ͠༁ఔͷαΠζௐ
ͬ͢ͱࠨԼʹ߹
ग़ྗʜ
None
ը૾ͷ߹ɾՃ w HJUIVCDPNEJTJOUFHSBUJPOJNBHJOHΛ͏ ͱ͍ͩͿָʹ΅͔͠ͳͲΛೖΕΒΕΔ w ߹ͷࡍج४͕ࠨ্Ͱ͋Δ͜ͱʹҙ w ਖ਼༧֎ͷͦΕͬΆ͞ʹͳͬͨ
ˠਅ໘ͳ
αʔϏεӡ༻தɺ Ϛʔέࢪࡦͱͯ͠0(1ը૾Λ ࡞͢Δ͜ͱ͕͋ΔͷͰʁ
ը૾ͱจࣈͷ߹
Γ͍ͨ͜ͱ w 0(1എܠը૾ʹจࣈΛ߹͢Δ w ҙͷจࣈྻΛҙͷϑΥϯτͰɺ దͳҐஔʹදࣔ͢Δ
ૉࡐ
࣮ w ҙͷϑΥϯτΛಡΈࠐΉ w ͦͷϑΥϯτͰςΩετΛҙͷҐஔʹඳը w എܠͱॏͶ߹Θͤͯॻ͖ग़͠
HJUIVCDPNHPMBOHGSFFUZQFUSVFUZQF w ҙͷϑΥϯτͰςΩετΛҙͷҐஔʹग़͢ʹɺ ௨ৗͷը૾ՃͰෆՄɻ w GSFFUZQFύοέʔδΛ͏ɻ
ϑΥϯτͷಡΈࠐΈ
എܠΛॻ͖ग़͓ͯ͘͠
GPOU%SBXFSΛͬͨςΩετඳը
ग़ྗʜ
ग़ྗʜ
ը૾ͱจࣈͷ߹ w ϑΥϯτҐஔௐΛॊೈʹ͍ͨ͠߹ɺ GSFFUZQFύοέʔδͱGPOU%SBXMFSͷ߹Θٕͤ Ͱ͍͚Δ w ը૾ͷͲͷҐஔʹදࣔ͢Δ͔ɺจࣈͷંΓฦ͠ Ͳ͏͢Δ͔దٓௐͷඞཁ͋Γ
·ͱΊ JNBHFͰ৭ɾେ͖͞ͳͲ͕؆୯ʹऔಘͰ͖Δ ϥούʔΛ͑Ճ؆୯ ߹ͷ߹࠲ඪɾॻ͖ग़͠ॲཧͷ࣮͕ར༻έʔεʹԠ͡ ͯมΘͬͯ͘ΔͷͰҙͷඞཁ͋Γ
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ