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
ruby09
Search
MATSUOKA Kohei
June 04, 2014
Technology
0
260
ruby09
MATSUOKA Kohei
June 04, 2014
Tweet
Share
More Decks by MATSUOKA Kohei
See All by MATSUOKA Kohei
ゼロからわかるRuby超入門の歩き方
machu
2
4.3k
最近のtDiary
machu
1
1.7k
ruby15
machu
0
480
ruby13
machu
0
410
ruby12
machu
1
290
ruby11
machu
0
310
ruby10
machu
0
310
ruby08
machu
0
230
ruby07
machu
0
390
Other Decks in Technology
See All in Technology
テストって楽しい!開発を加速させるテストの魅力 / Testing is Fun! The Fascinating of Testing to Accelerate Development
aiandrox
0
170
[新卒向け研修資料] テスト文字列に「うんこ」と入れるな(2025年版)
infiniteloop_inc
4
14k
MySQL InnoDB Data Recovery - The Last Resort
lefred
0
110
とあるEdTechベンチャーのシステム構成こだわりN選 / edtech-system
gotok365
4
180
Cursorを全エンジニアに配布 その先に見据えるAI駆動開発の未来 / 2025-05-13-forkwell-ai-study-1-cursor-at-loglass
itohiro73
2
450
RubyKaigi NOC 近況 2025
sorah
1
750
Pythonデータ分析実践試験 出題傾向や学習のポイントとテクニカルハイライト
terapyon
1
140
MCPが変えるAIとの協働
knishioka
1
150
Oracle Base Database Service 技術詳細
oracle4engineer
PRO
7
63k
10分で学ぶ、RAGの仕組みと実践
supermarimobros
0
910
フルカイテン株式会社 エンジニア向け採用資料
fullkaiten
0
5.5k
大規模サーバーレスプロジェクトのリアルな零れ話
maimyyym
3
210
Featured
See All Featured
Building a Scalable Design System with Sketch
lauravandoore
462
33k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
790
Why Our Code Smells
bkeepers
PRO
336
57k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
30
2.3k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
30
2k
Optimising Largest Contentful Paint
csswizardry
37
3.2k
Designing Experiences People Love
moore
142
24k
Site-Speed That Sticks
csswizardry
6
540
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
45
9.5k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
367
26k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
31
1.2k
The Cost Of JavaScript in 2023
addyosmani
49
7.8k
Transcript
3VCZߨٛୈճ ϝιουͱ֤छԋश χϑςΟגࣜձࣾدෟߨٛ ࣾձՊֶʹ͓͚Δใٕज़ͱίϯςϯπ࡞***
দԬߒฏ ߨࢣ /55ίϜΣΞ᷂ UXJUUFS!NBDIV IUUQTHJUIVCDPNNBDIV IUUQXXXNBDIVKQEJBSZ
ϝιου
IUUQTXXXqJDLSDPNQIPUPTCSF QVUTFBDIͳͲͷ໋ྩจϝιουͰ͢ɻ ϝιουʮίʔυΛػೳ୯ҐͰूΊͨͷʯͰ ͢ɻ ! QVUTQSJOUʮදࣔ͢ΔʯͨΊͷػೳΛूΊ ͯఏڙ͍ͯ͠ΔϝιουͰ͢ɻ ! ϝιουࣗͰ࡞Δ͜ͱͰ͖·͢ɻϝιουΛ ࡞Δ͜ͱͰɺศརͳಓ۩Λ૿͍͚ͯ͠·͢ɻ
ϝιουͷఆٛɺݺͼग़͠ IFMMPΛݺͿͱɺࣄલʹఆ͍ٛͯͨ͠IFMMPϝιουͷॲཧ ͕࣮ߦ͞Ε·͢ɻ ఆٛ ݺͼग़͠ ϝιουΛ࡞ΔʹɺEFGΛ͍·͢ɻ ࡞ͬͨ࣌Ͱɺϝιου࣮ߦ͞Ε·ͤΜɻ EFGIFMMP QVUT)FMMP FOE
IFMMP ڭՊॻ Q IFMMPͱ͍͏໊લͷ ϝιου
ఆٛ ݺͼग़͠ EFGIFMMP XPSE QVUT)FMMP\XPSE^ FOE IFMMP 3VCZ Ҿ͖ͷϝιου
IFMMPϝιου Ҿ 3VCZ XPSE ҾΛͬͯϝιουʹσʔλΛ͢͜ͱ͕ Ͱ͖·͢ɻ ड͚औͬͨΦϒδΣΫτΛ XPSEมʹ֨ೲ
ϝιουͷΓ w ϝιουͷ࠷ޙͷߦͷ͕ɺΓͱͯ͠ ݺͼग़͠ݩʹฦ͞Ε·͢ EFGCNJ IFJHIU XFJHIU XFJHIUIFJHIU
FOE ! QVUTCNJ CNJϝιου Ҿ Γ CNJͷܭࢉ݁ՌΛݺͼग़͠ݩʹ ฦ͢
ϝιουͷྫ w ྻͷ߹ܭΛٻΊΔTVNϝιουΛ࡞Γ·͢ EFGTVN OVNCFST TVN OVNCFSTFBDIEPcOVNc TVN
OVN FOE TVN FOE ! QVUTTVN < > QVUTTVN < > ܭࢉͨ͠߹ܭ TVNมͷத Λ Γͱͯ͠ݺͼग़͠ݩʹฦ͍ͯ͠·͢ Ҿͱͯ͠ड͚औͬͨྻΛ OVNCFSTͱ͍͏มʹ֨ೲ ϝιουͱͯ͠ఆٛ͢ΕԿͰ ݺͼग़͢͜ͱ͕Ͱ͖·͢
ԋश
ԋश w ͜Ε·Ͱͷ͓͞Β͍Λ݉ͶͨԋशͰ͢ w ݅அɺ܁Γฦ͠ɺ"SSBZɺ)BTI w ϑΝΠϧૢ࡞ɺਖ਼نදݱ w Ұؾʹ࡞Ζ͏ͱͤͣʹɺখ͚ͯ͘͞ߟ͑·͠ΐ ͏
ԋश w ԋश(JU)VCͱ͍͏ίʔυڞ༗αΠτʹ ొ͍ͯ͠·͢ɻ w IUUQTHJUIVCDPNNBDIVSVCZ FYFSDJTFT w ӈଆʹ͋Δʮ)5514DMPOF63-ʯ Λίϐʔ͓͍͍ͯͯͩ͘͠͞
ͷμϯϩʔυ w $4"ͷϑΝΠϧը໘͔ΒHJUొΛબ͠·͢
ͷμϯϩʔυ w ϦϙδτϦ63-IUUQTHJUIVCDPNNBDIVSVCZFYFSDJTFTHJU w σΟϨΫτϦ໊SVCZFYFSDJTFT ͖ͬ͞ίϐʔͨ͠ ΞυϨεͰ͢
ͷμϯϩʔυ w SVCZFYFSDJTFTͱ͍͏ϑΥϧμ͕Ͱ͖·͢ w ͜ͷதʹ͕ೖ͍ͬͯ·͢ BSCdBSC
ࢀߟ"SSBZͱ)BTIͷૢ࡞ ͍ํ "SSBZ )BTI ॳظԽ JUFNT<POF UXP> BHFOU\ OBNF4NJUI
BHF^ Ճ JUFNTQVTIUISFF JUFNTGPVS BHFOU<NBJM> N!FYBNQMFDPN ܁Γฦ͠ JUFNTFBDIEPcJUFNc QVUTJUFN FOE BHFOUFBDIEPcLFZ WBMVFc QVUT\LFZ^\WBMVF^ FOE ಛఆཁૉ ͷࢀর JUFNT<> UXP BHFOU<OBNF> 4NJUI
"SSBZͱ܁Γฦ͠ "SSBZΦϒδΣΫτͷཁૉ͕حͷ߲Λશͯ͢ίʔυΛॻ ͍͍ͯͩ͘͞ɻ ྫ͑OVNCFST< >ͷ߹ɺ
͕දࣔ͞ΕΕ0,Ͱ͢ɻ ! ώϯτ·ͣͯ͢ͷࣈͷ߹ܭΛܭࢉ͢ΔίʔυΛॻ͍ͯΈ·͠ΐ͏ɻ ߨٛୈճͷԋश͖ͬ͞ͷTVNϝιουΛࢥ͍ग़͍ͯͩ͘͠͞ɻ ! ώϯτح͔Ͳ͏͔'JYOVNPEE ϝιουͰௐΒΕ·͢ɻ JSCͰࢼͯ͠Έ·͠ΐ͏ɻ PEE USVF PEE GBMTF
"SSBZͱ܁Γฦ͠ JUFNT<\UJUMFB QSJDF^ \UJUMFC QSJDF^ \UJUMFD QSJDF^>
ͱ͍͏)BTIͷྻ͕͋Γ·͢ɻQSJDF͕ҎԼͷ)BTIʹTQFDJBM -PXQSJDFΛՃ͍ͯͩ͘͠͞ɻ UJUMFC QSJDF UJUMFD QSJDF UJUMFB QSJDF UJUMFC QSJDF UJUMFD QSJDF TQFDJBM-PXQSJDF UJUMFB QSJDF TQFDJBM-PXQSJDF JUFNT
"SSBZͱ܁Γฦ͠ ͋Δ"SSBZΦϒδΣΫτ͕༩͑ΒΕͨͱ͖ɺ ྫ ͑< > ͦͷதͰҎԼͷࣈ͕͍ͭ͋͘ Δ͔දࣔ͢ΔίʔυΛॻ͍͍ͯͩ͘͞ɻ !
)BTIͱ܁Γฦ͠ )BTIͷཁૉͷதʹͱ͍͏จࣈؚ͕·ΕΔͱ ͖ʹɺͦͷཁૉΛେจࣈʹม͢ΔίʔυΛॻ ͍͍ͯͩ͘͞ɻ BMJDFZFBI CPCZP MJOEBXPX
BMJDF ZFBI )BTIΦϒδΣΫτ CPC MJOEB ZP XPX BMJDFZFBI CPC:0 MJOEB808
ਖ਼نදݱͱஔ จࣈྻXSJUFதͷFΛUFOʹஔ͠ɺ XSJUUFOʹ͢ΔίʔυΛॻ͍͍ͯͩ͘͞ɻ ! ώϯτɿจࣈྻͷஔ4USJOHHTVCΛ͍·͢ɻ
จࣈྻͱࣈ UFYU UFYU UFYU ͱ͍͏ͭͷจࣈྻΦϒδΣΫτ͕͋Δͱ͖ɺͱͯ͠࠷େ͖͍ ͷΛදࣔ͢ΔίʔυΛॻ͍͍ͯͩ͘͞ɻ ʢ͜ͷ߹ɺΛදࣔʣ ! ߟ͑ํͷҰྫɿ BSSBZΛ࡞Γɺ͜ͷͭΛΦϒδΣΫτʹมͯ֨͠ೲͯ͠ɺNBYϝιουΛݺͿͱ
࠷େ͖͍Λฦ͠·͢ɻ ώϯτɿจࣈྻΦϒδΣΫτΛΦϒδΣΫτʹ͢ΔͷUP@Jϝιου UP@J
)BTIͱϝιου ҾʹϋογϡΛड͚औΔϝιουΛॻ͍ͯ͘ ͍ͩ͞ɻͦͷϝιουͷதͰɺҾͰड͚औͬ ͨϋογϡʹΩʔUFYU͕ͳ͔ͬͨͱ͖ɺ 5IJTPCKFDUEPFTOPUIBWFUFYU LFZͱग़ྗ͢ΔίʔυΛॻ͍͍ͯͩ͘͞ɻ
ฏۉͷܭࢉʲ্ڃʳ BMJDF CPC DBSPMͷࢼݧͷ͕࣍ͷΑ͏ʹ)BTIʹ֨ೲ͞Εͯ ͍·͢ɻ֤ՊͷฏۉΛܭࢉ͍ͯͩ͘͠͞ BMJDF\FOHMJTI NBUI IJTUPSZ^ CPC\FOHMJTI NBUI
IJTUPSZ^ DBSPM\FOHMJTI NBUI IJTUPSZ^ FOHMJTI NBUI IJTUPSZ FOHMJTI NBUI IJTUPSZ FOHMJTI NBUI IJTUPSZ BMJDF CPC DBSPM FOHMJTI NBUI IJTUPSZ BWFSBHF
ϑΝΠϧૢ࡞ ͋ΔςΩετϑΝΠϧΛಡΈࠐΈɺBͱ͍͏จࣈ ྻΛؚΉߦ͚ͩΛը໘ʹද͍ࣔͯͩ͘͠͞ɻ ྫɿ BMJDF CPC DBSPM BMJDF DBSPM
TBNQMFUYU
ԋशղ
ղྫ w ͖͞΄Ͳͷ(JU)VCͷαΠτʹղྫ͕͋Γ· ͢ w IUUQTHJUIVCDPNNBDIVSVCZ FYFSDJTFTUSFFBOTXFS
ࢀߟࢿྉ
BCD ࣮ߦ݁Ռ QVUTBCD ॻࣜ 3VCZίʔυ ࣮ߦ݁Ռ TIFMMίϚϯυ MT
ࡶஊɾ࣭༻GBDFCPPLάϧʔϓ IUUQTXXXGBDFCPPLDPNHSPVQTIJUPUTVCBTIJSC ɾՃೖඇՃೖࣗ༝Ͱ͢ ɾՃೖඇՃೖʹؔ͠·ͤΜ ɾࢀՃऀҰཡެ։͞Ε·͢ ɾࢀՃऀελοϑͱҰࡢɺࡢɺࠓͷडߨऀͰ͢ ɾॻ͖ࠐΈࢀՃऀͷΈݟ͑·͢ ɾرऀΞΫηεͯ͠ࢀՃਃ͍ͯͩ͘͠͞ ɾࡶஊɺ࣭ɺٞͳͲԿͰؾʹͤͣͲ͏ͧʙ ɾ࣭ʹ͑ΒΕΔਓ͍͑ͯ͋͛ͯͩ͘͞
ɾߨࢣਞ͓͑͠·͢ ɾೖͬͨΒܰࣗ͘ݾհ͓Ͷ͕͍͠·͢