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
UFO演算子について
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Hirofumi Wakasugi
September 11, 2016
Programming
450
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
UFO演算子について
RubyKaigi 2016 After Party (2016-09-10)
Hirofumi Wakasugi
September 11, 2016
More Decks by Hirofumi Wakasugi
See All by Hirofumi Wakasugi
Racc Introduction
5t111111
1
510
Keep Calm and Enjoy Gachima
5t111111
3
410
Swift Functional Programming
5t111111
0
330
Middleman on Production
5t111111
0
220
名古屋Ruby会議03 高速一言感想
5t111111
3
1.1k
ドキュメント翻訳懺悔のLT ~進捗ダメです~
5t111111
1
730
Rubyと戯れるOSS DTM
5t111111
4
850
Rubyの拡張をCrystalで書いてみる
5t111111
0
180
YARV INTRODUCTION
5t111111
0
120
Other Decks in Programming
See All in Programming
1B+ /day規模のログを管理する技術
broadleaf
0
140
琵琶湖の水は止められてもNet--HTTPのリトライは止められない / You might be able to stop the water flow of Lake Biwa but you can't stop Net::HTTP retries
luccafort
PRO
0
380
Performance Engineering for Everyone
elenatanasoiu
0
270
継続モナドとリアクティブプログラミング
yukikurage
3
590
Honoでのサプライチェーン侵害対策 〜 3つのライブラリに学ぶ
yusukebe
7
1.9k
エンジニア向け会社紹介/Findy Company Profile
findyinc
6
360k
AI駆動開発を妨げる技術的負債の解消アプローチ / ai-refactoring-approach
minodriven
17
9.1k
Terraform標準の組織で AWS CDKをどう使うか
mu7889yoon
0
140
Laravel Boostに学ぶ、AIにPHPを書かせる技術 〜OSSの実装から蒸留するエージェント制御の王道〜
kentaroutakeda
3
410
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
なぜ型を書くのか？ TSKaigi2026で改めて考える #tskaigi_smarthr
kajitack
0
370
【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
Featured
See All Featured
The Cost Of JavaScript in 2023
addyosmani
55
10k
Imperfection Machines: The Place of Print at Facebook
scottboms
270
14k
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
Efficient Content Optimization with Google Search Console & Apps Script
katarinadahlin
PRO
1
720
Ten Tips & Tricks for a 🌱 transition
stuffmc
0
150
Leveraging LLMs for student feedback in introductory data science courses - posit::conf(2025)
minecr
1
320
Claude Code どこまでも/ Claude Code Everywhere
nwiizo
65
56k
State of Search Keynote: SEO is Dead Long Live SEO
ryanjones
0
220
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.8k
Impact Scores and Hybrid Strategies: The future of link building
tamaranovitovic
0
340
Visualization
eitanlees
152
17k
Why Mistakes Are the Best Teachers: Turning Failure into a Pathway for Growth
auna
0
180
Transcript
6'0 ԋࢉࢠ ʹ͍ͭͯ (What's the Story) Spaceship Operator? Hirofumi Wakasugi
(@5t111111)
ϓϩάϥϚʔ Hirofumi Wakasugi (@5t111111)
4QBDFTIJQ0QFSBUPS DMBTT4J[F.BUUFST JODMVEF$PNQBSBCMF EFGJOJUJBMJ[F TUS !TUS TUS FOE
EFG PUIFS TUSTJ[F PUIFSTUSTJ[F FOE FOE w #BTJDPQFSBUPSGPSDPNQBSJOHUIFSFDFJWFSBHBJOTUBOPUIFSPCKFDU w "MTPLOPXOBTl6'0PQFSBUPSz MFBTUJO+BQBO w $MBTTFTNJYJOT$PNQBSBCMFNVTUJNQMFNFOU
*NQMFNFOUBUJPOPG w1PTJUJWFOVNCFSJGTFMGJTHSFBUFSUIBOPUIFS w;FSPJGTFMGJTFRVBMUPPUIFS w/FHBUJWFOVNCFSJGTFMGJTMFTTUIBOPUIFS DMBTT'PP ǘ EFG PUIFS SFUVSOJGTJ[F PUIFSTJ[F
SFUVSOJGTJ[F PUIFSTJ[F SFUVSOJGTJ[F PUIFSTJ[F FOE FOE GPP GPP USVFGBMTF *UTIPVMESFUVSO
w :PVDBOXSJUFMJLFUIJTVTJOHJUTJNQMFNFOUBUJPO w -PPLTQSFUUZDPOWFOJFOU EPFTO`UJU "UJQGPSVTJOH DBTF GPP CBS XIFO
QVUTGPPJTFRVBMUPCBS XIFO QVUTGPPJTHSFBUFSUIBOCBS FMTF QVUTGPPJTMFTTUIBOCBS FOE
w :PVDBOXSJUFMJLFUIJTVTJOHJUTJNQMFNFOUBUJPO w -PPLTQSFUUZDPOWFOJFOU EPFTO`UJU "UJQGPSVTJOH DBTF GPP CBS XIFO
QVUTGPPJTFRVBMUPCBS XIFO QVUTGPPJTHSFBUFSUIBOCBS FMTF QVUTGPPJTMFTTUIBOCBS FOE ʁʁ (SFBUFSJGQPTJUJWF 0SMFTTJGQPTUJWF 0SQPTJUJWFJGQPTJUJWF 85'
4P*BMXBZTEPUIFGPMMPXJOHTUFQTXIFO* XBOUUPVTFDPNQBSJTPOPQFSBUPSTXJUINZ DMBTTFT *ODMVEFUIFNPEVMFJOBDMBTT 4UBSUXSJUJOHAEFG PUIFS FOEA
CFBOHVJTIFEUSZJOHUPSFNJOENFUPJGHSFBUFSMFTT NVTUSFUVSOQPTJUJWFOFHBUJWFOVNCFS (PPHMJOHGPSBXIJMF *UEPFTOPUXPSLʜ 6IPI*JODMVEF&OVNFSBCMFJOTUFBEPG$PNQBSBCMF
4P*UIJOL*NQMFNFOUBUJPOPG FYDFQUJPOBMMZMBDLTEFTDSJQUJWFQPXFS JO3VCZXPSME almost seems like magic numbers
*USFNJOETNFPGTPNFUIJOHMJLF JOUDPNQBSF@JOU DPOTUWPJE B DPOTUWPJE C \ SFUVSO JOU
B JOU C ^ JOUNBJO \ JOUEBUB<> \ ^ RTPSU EBUB TJ[FPG JOU DPNQBSF@JOU ^ w 0METDIPPM$JTIqBWPS w +BWB DPNQBSF5P /&5 $PNQBSF5P
w *UXPVMECFFBTJFSUPLOPXUIFDPEFT`JOUFOTJPO *BNTVSFZPVDBOVTFJGʜFMTJGʜUIPVHI *XJTI*DPVMEXSJUFMJLF DBTFGPP CBS XIFO&2 QVUTGPPJTFRVBMUPCBS XIFO(5 QVUTGPPJTHSFBUFSUIBOCBS
FMTF QVUTGPPJTMFTTUIBOCBS FOE
)BTLFMM DMBTT&RB 0SEBXIFSF DPNQBSFB B 0SEFSJOH EBUB0SEFSJOH -5]&2](5 ADPNQBSFA -5 0SE 0SEFSJOH DPNQBSFSFUVSOT0SEFSJOH 3VTU
QVCFOVN0SEFSJOH\ -FTT &RVBM (SFBUFS ^ 0SEFSJOH MFUSFTVMU DNQ BTTFSU@FR 0SEFSJOH-FTT SFTVMU MFUSFTVMU DNQ BTTFSU@FR 0SEFSJOH&RVBM SFTVMU DNQSFUVSOT0SEFSJOH
w 3BOHFVTJOH*/'*/*5:XPVMEXPSLXJUIDBTFFYQSFTTJPO 8IBUJGZPVTJNQMZVTFDPOTUBOUT NPEVMF0SEFSJOH (5 'MPBU*/'*/*5: -5 'MPBU*/'*/*5: &2 FOE DBTFGPP CBS XIFO0SEFSJOH&2
QVUTGPPJTFRVBMUPCBS XIFO0SEFSJOH(5 QVUTGPPJTHSFBUFSUIBOCBS XIFO0SEFSJOH-5 QVUTGPPJTMFTTUIBOCBS FOE
w *UEPFTOPUXPSLCFDBVTFPGUIFJSUZQFT w .BZCFJUIBTTPNFPWFSIFBE 8IBUJGUIFTFDPOTUBOUTBSF BWBJMBCMFJOHMPCBMOBNFTQBDFʜ EFG PUIFS JGTJ[F PUIFSTJ[F
0SEFSJOH(5 FMTJGTJ[F PUIFSTJ[F 0SEFSJOH&2 FMTF 0SEFSJOH-5 FOE FOE
*BNTVSFJNQMFNFOUBUJPOSFRVJSFNFOU PG MFUTZPVUPXSJUFMJLF EFG PUIFS TJ[FPUIFSTJ[F FOE *MPWFUIJTBTJUJTDMFBOBOEDPODJTFFOPVHI BTMPOH BTZPVVOEFSTUBOEJUTSFRVJSFNFOUDPSSFDUMZ
w*OBMNPTUBMMDBTFTUIFJNQMFNFOUBUJPOUIBU SFUVSOTOOJTFOPVHIBOEBMTPIBTBEWBOUBHF w.PSFEFTDSJQUJWFPQUJPOTXPVMECFWFSZXFMDPNF FTQFDJBMMZGPSOFXCJFT w*EPO`UIBWFBOZHPPEJEFBTZFU DPOTJEFSJOHJG TJOHMFUPOPCKFDUTMJLFOJMUSVFGBMTFXPSL $PODMVTJPO
5)"/,:06 w"MM3VCZ,BJHJTUB⒎TBOETQFBLFST w"MMSVCZJTUT*IBWFOFWFSFWFSNFU w XJUIFNQIBTJT %SFDPN3VCZ,BSBPLFXBTKVTU&1*$ ʜBOE!.BLF/PX+VTUGPSHJWJOHNFJOTQJSBUJPO IUUQT HJUIVCDPNDSZTUBMMBOHDSZTUBMQVMM *XPVMEBMTPMJLFUPTBZUIBOLZPVUP
5t111111
broadleaf
luccafort
elenatanasoiu
yukikurage
yusukebe
findyinc
minodriven
mu7889yoon
kentaroutakeda
kotetuco
kajitack
panda728
addyosmani
scottboms
chriscoyier
katarinadahlin
stuffmc
minecr
nwiizo
ryanjones
zakiyama
tamaranovitovic
eitanlees
auna
![)BTLFMM DMBTT&RB 0SEBXIFSF DPNQBSFB B 0SEFSJOH EBUB0SEFSJOH -5]&2](5 ADPNQBSFA -5 0SE 0SEFSJOH DPNQBSFSFUVSOT0SEFSJOH 3VTU](https://files.speakerdeck.com/presentations/35f30ab551344db887c8e7c50ed48204/slide_10.jpg){kind=link}
