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みんなのReactiveX
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Shintaro Morikawa
March 27, 2015
Programming
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390
みんなのReactiveX
CAMPHOR- x KMC 合同LT会 (2015/03/24)
@morishin127
(スライド内のリンクはPDFでダウンロードすれば押せるはずです)
Shintaro Morikawa
March 27, 2015
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Transcript
ΈΜͳͷReactiveX CAMPHOR- x KMC ߹ಉLTձ 2015/03/24 @morishin127
↑CAMPHOR-
ࣗݾհ • @morishin127 • ژେֶֶ෦ใֶՊ4ճ • • େଔ • TNKݚͩͬͨ
• ͱ͔
ΈΜͳͷReactiveX
ReactiveX FRP (Functional Reactive Programming) Λ࣮ݱ͢ΔͨΊͷϥΠϒϥϦ
ReactiveXͷ࣮
ReactiveXͷΠϝʔδ • σʔλ, ΠϕϯτͳΜͰετϦʔϜͱͯ͠ݟΔ • จࣈྻ, ྻ, ΫϦοΫΠϕϯτ, etc. •
ετϦʔϜʹର͢Δศརoperator͕ͨ͘͞Μ!! • map, reduce, filter, etc. http://reactivex.io/
• ΫϦοΫΠϕϯτ • ྻ → Πϕϯτؒͷ͕࣌ؒ΄΅0ͷετϦʔϜ • ୯ҰΦϒδΣΫτ → Πϕϯτ͕1ճͰྃ͢ΔετϦʔϜ
http://reactivex.io/documentation/operators.html
(ྫ)ΫϦοΫճΛ͑Δ ΫϦοΫΠϕϯτͷετϦʔϜ͔Β ΫϦοΫճͷετϦʔϜࣸ͢
NBQ TDBO
ෳճΫϦοΫͷݕग़ https://gist.github.com/staltz/868e7e9bc2a7b8c1f754
ඇಉظ௨৴ https://www.zweitag.de/en/blog/technology/functional-reactive-programming-frp
AndroiderRxJavaͰೖ • ͱΓ͋͑ͣίϨΫγϣϯૢ࡞ͷͨΊʹಋೖ • δϟοόIteratorʹmap, reduce, filter͕͑ͳ͍ • IteratorΛετϦʔϜʹมͯ͠ίϨΫγϣϯૢ࡞㽉㽉 •
ϥϜμ͕ࣜແͯ͘ͱͯͭΒ͍ͷͰretrolambdaͱ Ұॹʹ͏ͱྑͦ͞͏ • ׳Ε͖ͯͯϝϦοτ͕ײ͡ΒΕͨΒඇಉظ௨৴ Ϗϡʔૢ࡞ʹͬͯΈΑ͏͔ͳ?
ࢀߟϦϯΫ • FRP • ʲ༁ʳ͋ͳ͕ͨٻΊ͍ͯͨϦΞΫςΟϒϓϩάϥϛϯάೖ - ninjinkun's diary • Functional
Reactive Programming (FRP) - Blog - Zweitag • ReactiveX (ຊՈ) • neue cc - RxJava NightৼΓฦΓʢReactive Extensionsͷྺ࢙ʣ • RxJava • RxJavaֶशͷϕετϓϥΫςΟεͬΆ͍ͷ // Speaker Deck • Grokking RxJava (Dan Lew Codes) • Part 1: The Basics • Part 2: Operator, Operator • Part 3: Reactive with Benefits • εϚʔτϑΥϯΞϓϦͰϦΞΫςΟϒϓϩάϥϛϯάΛ͍ͯ͠Δ͕ɺ PromiseͱσʔλόΠϯσΟϯάͱ͍ͯͬͯ͠Δ - ninjinkun's diary