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How to survive in post Rails' world
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SHIBATA Hiroshi
October 10, 2011
Programming
1
780
How to survive in post Rails' world
SHIBATA Hiroshi
October 10, 2011
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Transcript
How to survive in post Rails' world. SHIBATA Hiroshi Eiwa
System Management,Inc.
1SPpMF
SHIBATA Hiroshi a.k.a hsbt tDiary commiter shibata.hiroshi@gmail.com
http://twitter.com/hsbt/ http://www.hsbt.org/ http://github.com/hsbt/
asakusa.rb
None
RubyKaigi 2010
Theme
Conflicts and Resolutions িಥͱղܾ
ࠓ͢͜ͱ ITCU͕ʹӬγε ςϜϚωδϝϯτʹೖࣾͯ͠ ͔ΒؒͰಘΒΕͨ3VCZ ͱ3BJMTͰָ͘͠աͨ͢͝ Ίʹඞཁͳ͜ͱʹ͍ͭͯ͝ հ͠·͢ɻ
Conflict Learning Methodology Resolution
ࠓ͞ͳ͍͜ͱ tDiary
Conflict Learning Methodology Resolution
RubyKaigi2009
SapporoRubyKaigi02
݄ ӬγεςϜϚωδϝϯτೖࣾ
ursm hsbt ͜Μʹͪ ண੮͍ͯ͠·͢
1SPHSBNNFS`T 4QFD
hobby tDiary(cgi) gentoo work excel rails ecosystem before rails post
rails
before Rails IUUQXXXqJDLSDPNQIPUPT!/
tDiary Hiki Kagemai
sourceforge
RubyForge
RAA
post Rails IUUQXXXqJDLSDPNQIPUPTQBUDBSE
None
None
(JU)VC
Conflict Learning Methodology Resolution
ursm hsbt ͜Μʹͪ ண੮͍ͯ͠·͢
Conflicts and Resolutions িಥͱղܾ
3VCZ3BJMT 1SPHSBNNJOH
Enumrator IUUQXXXqJDLSDPNQIPUPTSBDIFMLJMMTFNP
͓ ͔Β·Ͱͷ Λ߹ܭͨ͠Λ ද͍ࣔͨ͠
ITCUղ s = 0 [1, 2, 3, 4, 5].each do
|v| s += v end s
ursmղ (1..5).inject(&:+)
Railsղ (1..5).sum
͓ ͔Β·Ͱͷ Λුಈখʹͨ͠ ྻΛ࡞͍ͨ͠
hsbtղ v = [] [1, 2, 3, 4, 5].each do
|i| v << i.to_f end v
VSTNղ (1..5).map(&:to_f)
͓ ͔Β·Ͱͷͷ ͏ͪΛ࠷ॳʹӽ͑ͨ ΛऔΓग़͍ͨ͠
͓ ͔Β·Ͱͷͷ ͏ͪΛӽ͑ͨ શͯΛऔΓग़͍ͨ͠
͓ SZ
map / inject reject / detect select / each
)BTIFSJUJT
Symbol {:ruby => ‘programming’}
ͨͱ͑IBTIͷLFZͩͬͨ ΓɺΞΫηαͷҾͰ͢Πϯ ελϯεม໊ͩͬͨΓɺ BMJBT@NFUIPEͷҾͰ͢ ϝιου໊ͩͬͨΓͱɺจࣈʹ ҙຯ͚͍ͮͨ࣌͠ʹ͑·͢ɻ http://d.hatena.ne.jp/secondlife/20051026/1130319610
h1 = {‘ruby’ => ‘programming’} h2 = {‘ruby’ => ‘programming’}
h1.each {|k,v| p k.object_id} => 2164547280 h2.each {|k,v| p k.object_id} => 2164501920 IUUQSBJMTPOFEHFCMPHTQPUDPNVTJOHTZNCPMTIUNM
h1 = {:ruby => ‘programming’} h2 = {:ruby => ‘programming’}
h1.each {|k,v| p k.object_id} => 388828 h2.each {|k,v| p k.object_id} => 388828
meta programming
send / method_missing block / Proc / lambda included /
extended eval / instance_eval
Conflict Learning Methodology Resolution
)PX
VSTN ITCU ͜Μʹͪ ண੮͍ͯ͠·͢
(JU)VC
(JU)VC TPNNFMJF
Watch ϑΥϧμߏ ίϛοτϝοηʔδ Commits History
HJUDMPOF
CVOEMFJOTUBMM CVOEMFPQFO
)'"
happy hacking!
HJUDPNNJU HJUQVTI
pull request git format-patch origin/master or
3VCZJTUʹͰ͖Δ͜ͱ IUUQKQSVCZJTUOFUNBHB[JOF 8IBU8F$BO%P
Head First Rails
meta programming
Conflict Learning Methodology Resolution
CFGPSF 3BJMT ͷ࣌ͷؾ࣋ͪ
ΦϨͬͯεήʔײ
ΦϨͬͯεήʔײ ৄ͍͜͠ͱΑ͘Θ͔Βͳ͍ ͚Ͳɺ3VCZͰιέοτΛ ͏ίʔυΛॻ͍ͯΈͨΒ͍ ͱ؆୯ʹಈ͍ͯ͠·ͬͨ࣌ ͷؾ
ΦϨͬͯεήʔײ
ΦϨͬͯεήʔײ 3VCZΛ࢝Ίͱͨ͠--ͷଟ͘ ɺιέοτεϨουɺ (6*ɺਖ਼نදݱͱ͍ͬͨগ͠ෑ ډͷߴ͍ٕज़ཁૉͷΠϯλʔ ϑΣʔεΛɺγϯϓϧͰ͍ ͍͢ܗͰఏڙͯ͘͠Ε͍ͯΔ
ΦϨͬͯεήʔײ ͕ࣗ༨Γৄ͘͠ͳ͍ٕज़ Ͱ͋ͬͯɺඞཁ࠷খݶͷϝ ιουݺͼग़͠Ͱ͜ΕΒͷٕज़ ཁૉΛମݧ͢Δ͜ͱ͕Ͱ͖ɺख ܰʹʮΦϨͬͯεήʔʯײΛ ຯΘ͑ΔͷͰ͋Δɻ
ΦϨͬͯεήʔײ
QPTU3BJMT ͷ࣌ͷؾ࣋ͪ
ͬͱΦϨͬ ͯεήʔײ
ΦϨͬͯεήʔײ IUUQXXXNBDIVKQEJBSZIUNMQ
HJUIVC
ͬͱΦϨͬͯεήʔײ HJUIVCͰͱΓ͋͑ͣGPSL ͯࣗ͠Έʹվͯ͠ QVTI͓͍ͯͨ͠Β͍ͭͷ ؒʹ͔GPSLݩʹऔΓࠐ·Ε ͓ͯྱ·ͰݴΘΕͨ࣌ͷؾ
ͬͱ ΦϨͬͯεήʔײ ΦϨͬͯεήʔײ
TPVSDFGPSHF GFFECBDL
social communication
εήʔײͷՃஔ IUUQXXXqJDLSDPNQIPUPTWJMMFT
HJUIVCFYQMPSFS
PUIFSMBOHVBHF
HJUIVCTQBDF
U%JBSZ PO HJUIVC
U%JBSZ 3FMFBTFE
Conflict Learning Methodology Resolution
3VCZJTUʹͰ͖Δ͜ͱ IUUQKQSVCZJTUOFUNBHB[JOF 8IBU8F$BO%P
ͬͱΦϨͬ ͯεήʔײ
HJUIVCFYQMPSF
(PPE3VCZ-JGF