Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
Rediscovery of fun ruby
Search
makicamel
July 06, 2019
Programming
2.7k
4
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Rediscovery of fun ruby
makicamel
July 06, 2019
More Decks by makicamel
See All by makicamel
dRuby over BLE
makicamel
2
440
Road to RubyKaigi: Play Hard(ware)
makicamel
1
1.2k
First step to PicoRuby
makicamel
2
650
PicoRuby on Rails
makicamel
4
320
Take a small step beyond the api
makicamel
2
230
Road to RubyKaigi: Making Tinny Chiptunes with Ruby
makicamel
4
1.9k
Road to RubyKaigi
makicamel
4
730
Rails アプリ地図考 Flush Cut
makicamel
1
250
ErdMap: Thinking about a map for Rails applications
makicamel
2
4.3k
Other Decks in Programming
See All in Programming
tsc.rip を支える技術 / Kyoto.なんか #8
susisu
0
4.4k
DroidKaigi 2026 「個人開発という実験場: Android エンジニアが手にする4つの自由」
slashnephy
0
220
Go × SIMDで高速化するベクトル検索 ~ルーフラインモデルでSIMDが効く境界を探れ! ~
po3rin
1
160
まだ間に合う!今年の夏こそSchemeのマクロ展開器を完全理解!
omasanori
0
640
AIエージェント時代のコードレビューを設計する
nogu66
6
2.6k
LL言語やWebフレームワークのPostgreSQL対応 〜DBの機能がユーザーに届くまで〜
kentaroutakeda
0
140
AI に Inclusive UI を書かせよう — Design Rules Skill で Compose UI を作り直す
theoriatec2024
1
460
20260828_品質と開発生産性を両立させる、AI時代のE2Eテストの考え方
magicpod
0
170
「AI時代、配布するPythonコードをどう守るか: 難読化の実験と判断軸」 #PyconJP2026
pkshadeck
PRO
2
180
AIとGame Jamで、ゲームを完成させた話
takahirosaeki
0
110
iOS開発×AI駆動開発 〜最近使って便利だったスキルの話〜
nogu66
0
140
新人はどこまで自力でやり、どこからAIに頼るべきか/エンジニア育成に向き合う_先輩たちの悩みと知見共有会
toppan_digital_dev
1
580
Featured
See All Featured
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.9k
Color Theory Basics | Prateek | Gurzu
gurzu
0
460
Learning to Love Humans: Emotional Interface Design
aarron
275
41k
SEO for Brand Visibility & Recognition
aleyda
0
4.7k
Abbi's Birthday
coloredviolet
3
9.8k
For a Future-Friendly Web
brad_frost
183
10k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
202
76k
The Impact of AI in SEO - AI Overviews June 2024 Edition
aleyda
6
1.2k
A Tale of Four Properties
chriscoyier
163
24k
End of SEO as We Know It (SMX Advanced Version)
ipullrank
3
4.4k
Embracing the Ebb and Flow
colly
88
5.2k
The Hidden Cost of Media on the Web [PixelPalooza 2025]
tammyeverts
2
490
Transcript
%BSUʹුؾͨ͠Β 3VCZ࠷ߴͩͱ࠶ೝࣝͨ͠ 5BNB3VCZձٞ !NBLJDBNFM
ሱ࠭ℚࢺ c!NBLJDBNFMԫჰຣ࠱ cᇩൔ߶ഠ(BJBYƋŧũƋŶưƊ⣈ŧƉŧơż c3VCZ3BJMT㠥୍ŲƬŧ c'MVUUFS%BSU㠥ȌᄅŲƬŧ
'MVUUFSĤ c(PPHMFῘ㻂ƑDžȃǏǭǿǙǞǫƿ✣ǶῘ㻂4%,c'8 c୍ᄅƎWFS㻂і c୍ᄅƎ'MVUUFSGPS8FC㻂і
%BSUĤ c(PPHMFῘ㻂Ƒ'MVUUFSƊƲƯƮ∽ c୍Ǝ֨ṳƃů࠻Ǝޅ߭ƥඵƶƊƮ c୍ᄅƎ%BSUů㻂іŸƯƉఏඵ߭ള
%BSUĤ
ťƮರ ರڱůࣂರŮƌũŮźƂŧƶƃŴƌa ǷǓǙǟളūƉƍŧŮƍĤ ````` ťƮƊźƪʙ ƍŧbbbbb `````ŶƶƍۋŻƊℼŲźŮƍŧƊżƐʙ
ťƮರ
ರڱҠቔů҂ь c%BUF5JNFDžǿǏƑƢƊa%BUFDžǿǏůƍŧ cwCFHJOOJOH0G%BZxƋŮƍŧ ࢸ⡘ƋźƉℭhƫŲũ cw NPOUIxƋŮƊŰƍŧ %VSBUJPODžǿǏƒťƮŴƌaǴƺDžȃ૰ƑίෘƑƢ
ေຬƒťƮ ]EBSUMBOHTEL IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT
ေຬƒťƮ ]EBSUMBOHTEL IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT
ေຬƒťƮ ]EBSUMBOHTEL IUUQTHJUIVCDPNEBSUMBOHTELJTTVFT
ƥźŮźƉğ 044ቔӮƑὨ≓
044ቔӮƑὨ≓ cሱٳůƆƉŧƮŶƋƒⅅŮƥƆƉŧƮ ¹*TTVFƊ㥽Ƣ
044ቔӮƑὨ≓ cdždžƮƑƒξůቋᗥƊŧŧ !PLVSBNBTBGVNJ
c⇀ṳƑࣂťƮⅳƵ ŰƄƶƋǀ✣ǭȉƍlj✣ǟƊࢳ㢯żƮ 044ቔӮƑὨ≓ !B@NBUTVEB ;0;0ǜDžǤȃǎ✣ǐƑℿἪ↜ρԫ൦aโ൦a.BU[൦Ǝ↙ŲƾȉǎǡƸದളb ʙƋƎŮŲℼŲaℼŲŶƋƵ㛀źƣʙ IUUQTUFDICMPH[P[PDPNFOUSZ@JOUFSWJFX
ƇŲƆƂ
ȌᄅᗥƋƒŧƇƍƑŮ c3BJMT
ȌᄅᗥƋƒŧƇƍƑŮ
ȌᄅᗥƋƒŧƇƍƑŮ c3VCZ
ȌᄅᗥƋƒŧƇƍƑŮ DMBTT%BUF]ǀǬǎƽDžǞᆷཟǏDžȀǭǞ∽3VCZȀǫƷȂȉǏǴǡǻƸȁ IUUQTEPDTSVCZMBOHPSHKBMBUFTUDMBTT%BUFIUNM
lj✣ǟƵ䪎ƣ
lj✣ǟƵ䪎ƣ
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD t = year * 12 + month + other
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
EBUF@DPSFD
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
EBUF@DPSFD y = t / 12 m = t %
12 + 1 t = year * 12 + month + other d = dat.day(self.day)
żŷŲᾏ߄żƮƋ c%BUFOFX źƂƋźƉ
ƍƶƊŶƶƍŶƋźƉƮƑĤ c㔂ሱุƑₒźŸ DMBTT%BUF]ǀǬǎƽDžǞᆷཟǏDžȀǭǞ∽3VCZȀǫƷȂȉǏǴǡǻƸȁ IUUQTEPDTSVCZMBOHPSHKBMBUFTUDMBTT%BUFIUNM ݓƎƫƆƉ ڿ㔂ರƥũƫĆ
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD
EBUF@DPSFD
ƍƶƊŶƶƍŶƋźƉƮƑĤ c㔂ሱุƑₒźŸ ƵၩℰžŽƎℼŴƮƫũƎ cƲƂźƂƄƒw௹րżƮটᄅƑࣂರxůƞźŧƃŴ
wƂƑźŧ3VCZx Ƶ⻎⇀żƮƂƤ
ƄƍƢƎ cEBUF@DPSFDƒ୍ᄅƎቔӮ
ƄƍƢƎ cEBUF@DPSFDƑభƒEBUFSCƊ⻎ል ƀƑℭEBUFSCƒ ྛŲƬŧ
ƄƍƢƎ c¹EBUF@DPSFD c¹EBUFSC c ¹EBUFSC
cEBUFSC *OJUJBM
ơƋƤ c3VCZůቋۚƍƑƒa ቋۚƎƍƮƫũƎDPNNJUůὩơƯƉŰƂŮƬ cwźƂŧƫũƎℼŴƮxƑů3VCZƑᷠ৯ƑƕƋƇ cቋԚŮƬປᡋƍƥƑƍƶƉƍŧ cሱٳƑ֡ऎƑ㠥ൎƵᆩƮƋദ࣍ƎۋŻƬƯƉ ƥƆƋݺŰƎƍƮƑƊӑŭżżƤ
`)BQQZ$PEJOH
ŷౢ䒙ťƭůƋũŷŹŧơźƂ