[B! ruby] nfunatoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

nfunato id:nfunato

rubyã«é–¢ã™ã‚‹nfunatoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (192)

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rbenvã«ã‚ˆã‚‹Rubyã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã‹ã‚‰Hello, World!ã¾ã§ - Qiita
ãŠç–²ã‚Œæ§˜ã§ã™ã€‚Rubyå…¥é–€ã®é …ã§ã™ã€‚ #ã‚´ãƒ¼ãƒ« PATHã®é€šã—æ–¹ã‚’çŸ¥ã‚‹ Bashã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’çŸ¥ã‚‹ Rubyã§Hello World!ã™ã‚‹ #å‰æ Mac OS Mojave 10.14.2 Homebrewã‚’ä½¿ãˆã‚‹ è§£èª¬è³‡æ–™ : Homebrewã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã‹ã‚‰æ“ä½œã¾ã§ ç°¡å˜ãªã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³æ“ä½œãŒå‡ºæ¥ã‚‹ Vimã‚„Emacsãªã©ã®ãƒ†ã‚ã‚¹ãƒˆã‚¨ãƒ‡ã‚£ã‚¿ã‚’çŸ¥ã£ã¦ã„ã‚‹ æœ¬é …ã§ã¯å…¥é–€è€…ãŒæ“ä½œã§ãã‚‹ç¯„ç–‡ã§æ´»ç”¨ã™ã‚‹ #ã‚„ã‚‹ã“ã¨ rbenvã¨ã¯ rbenvã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« rbenvã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ— Rubyã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« Rubyã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ— Hello, World!ã™ã‚‹ ##1. rbenvã¨ã¯ Rubyã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’ç®¡ç†ã™ã‚‹ãƒ„ãƒ¼ãƒ« è¤‡æ•°ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’ä½¿ã„åˆ†ã‘ã‚‹ãŸã‚ã«å¿…è¦ å‚è€ƒè³‡æ–™ : rbenvã‚¤ãƒ©ã‚¹ãƒˆã«ã—ã¦ç†è§£ã—ã¾ã—ãŸã€‚~rbenvã¨Rubyã¨Rails~ Use rbenv to pick a Ruby
nfunato 2021/01/24
ruby
ãƒªãƒ³ã‚¯
rbenv ã® global ã¨ local ã®é•ã„ - ç´„æŸã®åœ°
rbenv rbenvã¯Rubyã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’è¡Œãæ¥ã™ã‚‹ã®ã«ã¨ã¦ã‚‚ä¾¿åˆ©ã§ã™ãŒã€globalã‚„localã‚„ã€ã¯ãŸã¾ãŸrbenvãŒä½¿ã‚ãªã„ãƒ¦ãƒ¼ã‚¶ã®å ´åˆã§ã©ã®ã‚ˆã†ã«æŒ™å‹•ãŒé•ã†ã®ã‹ã‚’è¨˜ã—ã¾ã™ã€‚ å‰ææ¡ä»¶ $ rbenv versionsã‚’å®Ÿè¡Œã—ãŸéš›ã«ã€ä»¥ä¸‹ã®ã‚ˆã†ã«systemã¨2.3.1ã¨2.4.0ã¨2.4.1ãŒã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã•ã‚Œã¦ã„ã‚‹ã¨ã—ã¾ã™ã€‚ $ rbenv versions * system (set by /home/taro/.rbenv/version) 2.3.1 2.4.0 2.4.1 global ã¨ local ã®é•ã„ çµè«– globalã§æŒ‡å®šã•ã‚ŒãŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯ã€ãã®ãƒ¦ãƒ¼ã‚¶ãŒ$ rubyã‚’å®Ÿè¡Œã™ã‚‹éš›ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ localã§æŒ‡å®šã•ã‚ŒãŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯ã€ãã®ãƒ¦ãƒ¼ã‚¶ãŒç‰¹å®šã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªé…ä¸‹ã§$ rubyã‚’å®Ÿè¡Œã™ã‚‹éš›ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ ã¤ã¾ã‚Šã€localã¯globalã‚’ä¸Šæ›¸ãã—ã¾ã™ã€‚ å…·ä½“ä¾‹ r
nfunato 2021/01/24
ruby
ãƒªãƒ³ã‚¯
rbenvã§Rubyã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’æœ€æ–°å®‰å®šç‰ˆã«update - Qiita
ã¯ã˜ã‚ã« Rubyã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚¢ãƒƒãƒ—ã‚’ã™ã‚‹éš›ã€rbenvä½¿ã£ã¦ã‚‹ã‹ã‚‰æ¥½å‹ã ã‚ã†ã¨æ€ã£ãŸã‚‰æ„å¤–ã¨è©°ã¾ã£ã¦ã—ã¾ã£ãŸã®ã§è¨˜äº‹ã«æ®‹ã—ã¦ãŠãã€‚ (ã‚‚ã£ã¨ã„ã„ã‚„ã‚Šæ–¹ã‚„ã‚¢ãƒ‰ãƒã‚¤ã‚¹ãŒã‚ã‚Œã°ã‚³ãƒ¡ãƒ³ãƒˆã‚„ç·¨é›†ãƒªã‚¯ã‚¨ã‚¹ãƒˆã„ãŸã ã‘ã‚‹ã¨å¬‰ã—ã„ã§ã™) 2.5.3ã«updateã™ã‚‹è¨˜äº‹ã‚’ã‚ã’ã¦ã„ã¾ã—ãŸãŒã€ã•ã‚‰ã«2.6.3ã«ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’ä¸Šã’ã‚‹ä½œæ¥ã«ä¼´ã£ã¦è¨˜äº‹ã‚’æ›´æ–°ã—ã¾ã—ãŸ ç’°å¢ƒ MacOS HighSierra Rails 5.1.6 Ruby 2.5.3 rbenv 1.1.1 Homebrew 1.8.2 ã‚„ã‚ŠãŸã„ã“ã¨ ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã§ä½¿ç”¨ã—ã¦ã„ã‚‹Rubyã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’2.5.3ã‹ã‚‰ç¾æ™‚ç‚¹ã§æœ€æ–°ã®2.6.3ã«updateã—ãŸã„ã€‚ Ruby 2.6.3 ãƒªãƒªãƒ¼ã‚¹ æ‰‹é † rbenvã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ä¸€è¦§ã«2.6.3ãŒç„¡ã„ï¼ $ rbenv install --list Available versions: 1.8.5-p52
nfunato 2021/01/24
ruby
ãƒªãƒ³ã‚¯
Ruby ç”¨ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’ä½œã‚Šã¾ã—ãŸã€‚ãŸã ã— VM ã®ã§ã¯ãªã„ã€‚
ã“ã®ã¨ã“ã‚ Ruby VM ç”¨ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãŒè©±é¡Œã ã£ãŸã‚ˆã†ã§ã™ãŒã€Ruby ç”¨ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’è©¦ä½œã—ã¦ã¿ã¾ã—ãŸã€‚ ãŸã ã— VM ç”¨ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚ ä»£ã‚ã‚Šã«ï¼Ÿ OpenCL ã‚‚åˆ©ç”¨ã§ãã¾ã™ï¼ˆãŸã ã— macOS ã®ã¿ï¼‰ã€‚ Ruby ã¯åŸ‹ã‚è¾¼ã¿ DSL (embedded DSL, eDSL) ã®ãƒ›ã‚¹ãƒˆè¨€èªžã¨ã—ã¦ã‚ˆãä½¿ã‚ã‚Œã¾ã™ã€‚ ä»Šå›žè©¦ä½œã—ãŸ JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã¯ã€Ruby å‘ã‘ã«ä½œã£ãŸ C è¨€èªžé¢¨ã® eDSL ç”¨ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã§ã™ã€‚ ãã†ã„ã† DSL ã¯ã€æ§‹æ–‡ã ã‘ãƒ›ã‚¹ãƒˆè¨€èªžã§ã‚ã‚‹ Ruby ã®æ§‹æ–‡ã‚’å€Ÿã‚Šã¦ã€å®Ÿè¡Œã¯è‡ªå‰ã® JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’ä½¿ã†ã®ã§ã€æˆ‘ã€…ã¯ãã®ã‚ˆã†ãª DSL ã‚’ åŠãƒ‘ãƒ©ã‚µã‚¤ãƒˆ DSL (hemi-parasitic DSL) ã¨å‘¼ã‚“ã§ã„ã¾ã™ã€‚ ãªã‚“ã®ãŸã‚ã®ã‚‚ã®ï¼Ÿ ã“ã® eDSL ã¯ã€Ruby ãƒ—ãƒã‚°ãƒ©ãƒ ã®ä¸ã§ã€ä¸€éƒ¨ã®è¨ˆç®—å‡¦ç†ã‚’é«˜
nfunato 2018/12/31
ruby

jit
ãƒªãƒ³ã‚¯
From ActiveRecord to Diesel - Pat Shaughnessy
Learning something new every day is exercise for your mind. (source: Jeremy Bowcock via Wikimedia Commons) As software developers weâ€™re paid to be professional learners. People hire us (or should hire us) for what we are capable of learning, not for what we already know. To stay in shape and keep up with our peers we need to practice by learning something new every day. We need to get daily exerci
nfunato 2018/06/16
ruby

rust
ãƒªãƒ³ã‚¯
Design pattern for embedding mruby into middleware
A design and implementation to connect middleware supporting Internet service with mruby Ryosuke Matsumoto / Pepabo R&D Institute, GMO Pepabo, Inc.â€¦
nfunato 2018/06/10
ruby
ãƒªãƒ³ã‚¯
Ruby 2.6ã«JITã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’ãƒžãƒ¼ã‚¸ã—ã¾ã—ãŸ - k0kubun's blog
The English version of this article is available here: medium.com 2/4(æ—¥)ã«ã€åŽ»å¹´ã®RubyKaigiãŒçµ‚ã‚ã£ãŸç›´å¾Œã®æ–°å¹¹ç·šã§é–‹ç™ºã‚’å§‹ã‚10æœˆã«å…¬é–‹ã—ãŸJITã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’Rubyã®trunk (2.6.0-dev) ã«ãƒžãƒ¼ã‚¸ã—ã€æ˜¨æ—¥TD Tech Talk 2018ã§ä»¥ä¸‹ã®ã‚ˆã†ãªå†…å®¹ã®ç™ºè¡¨ã‚’ã—ã¾ã—ãŸã€‚ speakerdeck.com ã¾ã ãã‚Œã»ã©é€Ÿãã§ãã¦ã„ãªã„ã¨ã„ã†ã“ã¨ã‚‚ã‚ã‚Šã€ç§ã¯Twitterã§ã®ã¿å…±æœ‰ã—ã¦æº€è¶³ã—ã¦ã„ãŸã®ã§ã™ãŒã€æµ·å¤–ã®æ–¹ãŒã„ãã¤ã‹è¨˜äº‹ã‚’æ›¸ã„ã¦ãã ã•ã„ã¾ã—ãŸã€‚ Playing with ruby's new JIT: MJIT - John Hawthorn Rubyâ€™s New JIT â€“ Square Corner Blog â€“ Medium ã¨ã¦ã‚‚ä¸å¯§ã«æ›¸ã‹ã‚Œã¦ã„ã‚‹ã®ã§ã€ç§ã®è¨˜äº‹ãŒã‚ã‹ã‚Šã«ãã‘ã‚Œã°
nfunato 2018/02/16
ruby

jit

compiler
ãƒªãƒ³ã‚¯
Rubyâ€™s New JIT
CRuby just got a JIT! There have been many attempts at implementing a JIT for CRuby, the reference implementation of Ruby. None have been merged, until now. ,---. ,---. .-./`) .-./`) ,---------. . ' , | \ / | \ '_ .')\ .-.')\ \ _________ | , \/ , | (_ (_) _)/ `-' \ `--. ,---' /_\/_ _ \/_\ | |\_ /| | / . \ `-'`"` | \ \ \ / / | _( )_/ | | ___ | '`| .---. : : , \\ // . | (_ J _) | || | | ' | | | | \/
nfunato 2018/02/15
Ruby

jit
ãƒªãƒ³ã‚¯
ã€ŒOSSã®å£ã€ã‚’å£Šã™ /becoming-a-s-udemaed-oss-engineer
ç¦å²¡ã‚†ã‚‹ã£ã¨ITäº¤æµä¼š vol.2ã€Œã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ãªäººã®è©±ã‚’èžãä¼š
nfunato 2018/01/31
ruby
ãƒªãƒ³ã‚¯
VMã«æ‰‹ã‚’åŠ ãˆãšRubyã‚’é«˜é€ŸåŒ–ã™ã‚‹JITã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã€ŒYARV-MJITã€ã®è©± - k0kubun's blog
å…ˆæ—¥ã®RubyKaigi 2017ã®LTã§ã¯LLVMãƒ™ãƒ¼ã‚¹ã®CRubyå‘ã‘JITã‚³ãƒ³ãƒ‘ã‚¤ãƒ©LLRBã®è©±ã‚’ã—ã¾ã—ãŸã€‚ 5åˆ†ã¯ã¡ã‚‡ã£ã¨JITã®è©±ã‚’ã™ã‚‹ã«ã¯çŸã‹ã‹ã£ãŸã§ã™ãã€‚ LLRBã‚’ãµã¾ãˆãŸã€Cã®ã‚³ãƒ¼ãƒ‰ç”Ÿæˆã¸ã®è»Œé“ä¿®æ£ ã•ã¦ã€ä¸Šè¨˜ã®è³‡æ–™ã«ã‚ã‚‹é€šã‚Šã€CRubyã®JITã«ãŠã„ã¦ã¯ãƒ¡ã‚¤ãƒ³ã®é«˜é€ŸåŒ–å¯¾è±¡ãŒæ—¢ã«å˜åœ¨ã™ã‚‹Cã®ã‚³ãƒ¼ãƒ‰ã«ãªã‚‹ãŸã‚ã€ é–‹ç™ºã®æ—©ã„æ®µéšŽã§ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã«ã‚¤ãƒ³ãƒ‘ã‚¯ãƒˆã‚’æŒã¦ã‚‹ã¨ã™ã‚Œã°LLVM Passã®é †ç•ªã‚’å¤‰ãˆã‚‹ãã‚‰ã„ã§ã€ LLVM IRã‚’ç›´æŽ¥ç”Ÿæˆã—ã¦ã‚‚æœ€é©åŒ–ä¸Šã®ãƒ¡ãƒªãƒƒãƒˆãŒã»ã¨ã‚“ã©ãªã„ã®ã§ãã®éƒ¨åˆ†ã¯MJIT ã¨åŒã˜ãCã®ã‚³ãƒ¼ãƒ‰ã‚’ç”Ÿæˆã™ã‚‹ã‚ˆã†ã«å¤‰æ›´ã—ãŸã„ã€ã¨ã„ã†è©±ã‚’ã—ãŸ*1ã€‚ ã§ã€LLRBã¯Cæ‹¡å¼µã¨ã—ã¦ä½œã‚‹ã¹ãã¡ã‚‡ã£ã¨ä¸æ€è°ãªåŠªåŠ›ã‚’ã„ã‚ã„ã‚ã‚„ã£ã¦ãŠã‚Šã€ ãã‚Œã‚‰ã®è¨è¨ˆã¯ã‚„ã£ã¦ã¿ãŸçµæžœ(ã‚³ã‚¢ã«ç›´æŽ¥å¤‰æ›´ã‚’åŠ ãˆã‚‹ã®ã«æ¯”ã¹)ãƒ‡ãƒ¡ãƒªãƒƒãƒˆã®æ–¹ãŒå¤§ãã„ã¨æ€ã£ãŸã®ã§ã€ LLRBã®å¤±æ•—ã‚’å…¨ã¦ç”Ÿã‹ã—ã¤ã¤ã€ä»Šå›ž
nfunato 2017/10/19
Ruby

jit
ãƒªãƒ³ã‚¯
ã‚·ã‚¢ãƒˆãƒ«åœ¨ä½ã®ã‚¢ãƒ¼ãƒãƒ³ãƒ»ãƒ‘ã‚¿ãƒ¼ã‚½ãƒ³ã•ã‚“ã€ãƒãƒƒãƒˆã‚¹ãƒ©ãƒ³ã‚°ã®è§£èª¬ã§ä¸€èºæœ‰åäººã« ã€Œæ—¥æœ¬ã¨ã‚¢ãƒ¡ãƒªã‚«ã®æž¶ã‘æ©‹ã«ãªã‚ŠãŸã„ã€
ãƒˆãƒƒãƒ—ã‚·ã‚¢ãƒˆãƒ«ã®ãƒ‹ãƒ¥ãƒ¼ã‚¹ ï¼† è©±é¡Œã‚·ã‚¢ãƒˆãƒ«åœ¨ä½ã®ã‚¢ãƒ¼ãƒãƒ³ãƒ»ãƒ‘ã‚¿ãƒ¼ã‚½ãƒ³ã•ã‚“ã€ãƒãƒƒãƒˆã‚¹ãƒ©ãƒ³ã‚°ã®è§£èª¬ã§ä¸€èºæœ‰åäººã« ã€Œæ—¥æœ¬ã¨ã‚¢ãƒ¡ãƒªã‚«ã®æž¶ã‘æ©‹ã«ãªã‚ŠãŸã„ã€ 9æœˆ12æ—¥ã€ã¨ã‚ã‚‹ã‚¢ãƒ¡ãƒªã‚«äººã®ãƒ„ã‚¤ãƒƒã‚¿ãƒ¼ãƒ¦ãƒ¼ã‚¶ãŒã€ã€Œç¬‘ã„ã€ã‚’æ„å‘³ã™ã‚‹æ—¥æœ¬ã®ãƒãƒƒãƒˆã‚¹ãƒ©ãƒ³ã‚°ã€Œè‰ç”Ÿãˆã‚‹ã€ã‚’è‹±èªžè©±è€…ã«å‘ã‘ã¦è§£èª¬ã—ã¾ã—ãŸã€‚ä¸€é€£ã®ãƒ„ã‚¤ãƒ¼ãƒˆã¯ä¸–ç•Œå„å›½ã§æ‹¡æ•£ã•ã‚Œã€5ä¸‡ãƒªãƒ„ã‚¤ãƒ¼ãƒˆã‚’è¶…ãˆã‚‹ã¾ã§ã«ã€‚æ—¥æœ¬ã®ãƒãƒƒãƒˆæ–‡åŒ–ã‚’å…¨ä¸–ç•Œã«çŸ¥ã‚‰ã—ã‚ãŸã“ã®ãƒ„ã‚¤ãƒ¼ãƒˆã‚’ã—ãŸã®ã¯ã€ã‚·ã‚¢ãƒˆãƒ«åœ¨ä½ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã€ã‚¢ãƒ¼ãƒãƒ³ãƒ»ãƒ‘ã‚¿ãƒ¼ã‚½ãƒ³ã•ã‚“ã€‚ã•ã£ããä»Šå›žã®é¨’å‹•ã«ã¤ã„ã¦ãŠè©±ã‚’ä¼ºã„ã¾ã—ãŸã€‚ I learned a new slang in Japanese today: è‰ç”Ÿãˆã‚‹. I will now explain it â€” Aaron Patterson (@tenderlove) September 12, 2017 â€• ãªãœã€Œè‰ç”Ÿãˆã‚‹ã€ã‚’ãƒ„ã‚¤ãƒƒã‚¿ãƒ¼ã§åºƒã‚ã‚ˆã†ã¨
nfunato 2017/09/30
ruby
ãƒªãƒ³ã‚¯
ç§ãŒæ¾æ±Ÿã«Uã‚¿ãƒ¼ãƒ³ã—ãŸç†ç”±
ãŠã“ã¨ã‚ã‚Šã‚‚ã¨ã‚‚ã¨[æ¾æ±Ÿç§»ä½IT ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ Advent Calendar 2016](http://www.adventar.org/calendars/2018)ã®è¨˜äº‹ã‚’Qiitaã§å…¬é–‹ã—ã¦ã„ã¾ã—ãŸãŒã€ã€Œãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¨ã¯é–¢ä¿‚ãªã„ã€ã¨ã„ã†ç†ç”±ã§å…¬é–‹åœæ¢ã¨ãªã‚Šã¾ã—ãŸã€‚ã¾ã‚ã€åŸ·ç†å½“æ™‚çŸ¥ã‚‰ãªã‹ã£ãŸã¨ã¯è¨€ãˆã€åŸºæº–ã¯æ˜Žç¢ºã§ã™ã—ã€ãã®ã“ã¨ã«ä¸æº€ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚ã—ã‹ã—ã€ã›ã£ã‹ãæ›¸ã„ãŸæ–‡ç« ãŒå…¬é–‹ã•ã‚Œãªããªã‚‹ã®ã¯ã‚‚ã£ãŸã„ãªã„ã®ã§ã€ã“ã‚“ã©ã¯Mediumã«æ›¸ã„ã¦ã¿ã‚‹ã“ã¨ã«ã—ã¾ã—ãŸã€‚ ä»Šåº¦ã¯ã©ã†ã‹ãªï¼Ÿ ã¯ã˜ã‚ã«ã“ã‚Œã¯[æ¾æ±Ÿç§»ä½IT ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ Advent Calendar 2016](http://www.adventar.org/calendars/2018)ã®25æ—¥ç›®ã§ã™ã€‚ ç§ãŒæ¾æ±Ÿã«å¼•ã£è¶Šã—ã¦ã‹ã‚‰ãŠãŠã‚ˆãï¼’ï¼å¹´ã«ãªã‚Šã¾ã™ã€‚æ¾æ±Ÿç§»ä½IT ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®ä¸ã§ã‚‚å¤å‚ã¨è¨€ã£ã¦ã‚‚è‰¯ã„ã§ã—ã‚‡ã†ã€‚Rubyé–¢é€£ã¨ãªã‚Œã°ç¢ºå®Ÿã«
nfunato 2017/05/12
ruby

life
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Brainfuck interpreter in Ruby's Regexp - å…¼é›‘è¨˜
Ruby ã®æ£è¦è¡¨ç¾ã ã‘ã§ Brainfuck ã‚¤ãƒ³ã‚¿ãƒ—ãƒªã‚¿ã‚’ä½œã‚‹ã“ã¨ãŒã§ãã¾ã—ãŸã€‚æ£è¦è¡¨ç¾ã®å®Ÿè¡Œã¯ =~ ã ã‘ãªã®ã§ã€ãƒ«ãƒ¼ãƒ—ãªã©ã‚‚æ£è¦è¡¨ç¾ã®å†…éƒ¨ã§å®Ÿè¡Œã—ã¦ã¾ã™ã€‚ https://github.com/shinh/hack/blob/master/bf_rb_reg/bf.rb ã¤ã¾ã‚Šã©ã†ã„ã†ã“ã¨ãŒã§ãã‚‹ã‹ã¨ã„ã†ã¨ã€ BF_REG ã¨ã„ã† Regexp ã¨ BF_SUFFIX ã¨ã„ã†æ–‡å—åˆ—å®šæ•°ãŒã‚ã£ã¦ã€ bf ã¨ã„ã†æ–‡å—åˆ—ã«æ ¼ç´ã•ã‚ŒãŸ Brainfuck ã®ã‚³ãƒ¼ãƒ‰ã‚’ BF_REG =~ bf + BF_SUFFIX ã§å®Ÿè¡Œã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚å‡ºåŠ›ã¯ $~['o0'], $~['o1'], ... ã«å…¥ã£ã¦ã„ã‚‹ã®ã§ã€ output = '' 256.times do |i| o = $~["o#{i}"] break if !o output += o end çš„ãªã‚³ãƒ¼ãƒ‰ã§å–ã‚Šå‡ºã™ã“ã¨ãŒã§ã
nfunato 2016/10/17
ruby

brainfuck
ãƒªãƒ³ã‚¯
ã€Rubyã€‘Pythonãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ãŒRubyã‚’è§¦ã£ã¦æ„Ÿã˜ãŸã“ã¨ - æ©ã„ãŸã‚‰ä¼‘ã‚
Python ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã¨ã„ã†ã‹ã€å…ƒã€…Pythonï¼ˆã¨ãã©ãRã€Cè¨€èªžï¼‰ã§æ•°å€¤ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ã—ã¦ã„ãŸå¦ç”ŸãŒã€å°±è·ã—ã¦Rubyã§Webé–‹ç™ºã‚’è¡Œã†ã«ã‚ãŸã£ã¦å‹‰å¼·ã—ãŸã“ã¨ã‚’æ›¸ãé€£ãã¦ã„ãã ã‘ã®è¨˜äº‹ã§ã™ã€‚ ã‚‚ã—è‡ªåˆ†ã¨åŒã˜ã‚ˆã†ãªç«‹å ´ã®äººï¼ˆã“ã‚Œã‹ã‚‰å¾Œè¼©ã¨ã—ã¦ã‚‚ã©ã‚“ã©ã‚“å¢—ãˆã¦ã„ãã‹ã‚‚ï¼ï¼‰ãŒã„ãŸã‚‰ã€ã€Œã“ã“ã‚’æŠ¼ã•ãˆã¦ãŠã‘ã°Rubyã¯å•é¡Œãªãæ›¸ã‘ã‚‹ã‚ˆã€ã¨æ•™ãˆã‚‰ã‚Œã‚‹ã‚ˆã†ã«æ›¸ã„ã¦ãŠãã¾ã™ã€‚ã¨ã„ã†ã®ã‚‚ã€ãƒ¬ãƒ“ãƒ¥ãƒ¼ã‚’è¡Œã£ã¦ã„ãŸå…ˆè¼©ã¨ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®ã‚¹ã‚ãƒ«ã¨ã®é–‹ããŒã‚ã‚Šã€å…ˆè¼©ã‚‚ç§ã‚‚ã€Œã©ã“ãŒåˆ†ã‹ã£ã¦ãªã„ã®ã‹èª¬æ˜Žã§ããªã„ã€çŠ¶æ…‹ã«ãªã£ã¦ã—ã¾ã£ã¦ãŠäº’ã„ã«å›°ã£ã¦ã—ã¾ã£ãŸçµŒé¨“ãŒã‚ã‚‹ã‹ã‚‰ã§ã™ã€‚ Rubyã¨Pythonã¯ã‚ˆãä¼¼ã¦ã„ã‚‹ã®ã§ã™ãŒã€æ€æƒ³ã‚„è¦‹ãŸç›®ã§é•ã†éƒ¨åˆ†ãŒå¤šãã€ç‰‡æ–¹ã‚’å‹‰å¼·ã™ã‚‹ã¨ã‚‚ã†ç‰‡æ–¹ã®ç†è§£ã‚‚æ·±ã¾ã‚Šã¾ã™ã€‚ ãŸã¾ã«2ã¡ã‚ƒã‚“ãã‚‹ã®ã‚ªã‚«ãƒ«ãƒˆæ¿ã§ã‚ã‚‹ã€Œè¦‹ãŸã“ã¨ã‚ã‚‹ä¸–ç•Œã«ã‚ˆãä¼¼ãŸç•°ä¸–ç•Œã«è¿·ã„è¾¼ã‚“ã ã€ã¿ãŸã„ãªæ„Ÿè¦šã§ã€ãªã‹ãªã‹é¢ç™½ã„çµŒ
nfunato 2016/09/23
ruby

python

euler

book
ãƒªãƒ³ã‚¯
RubyKaigi 2016
nfunato 2016/09/18
ruby

english
ãƒªãƒ³ã‚¯
Python ã¨ Ruby ã¨ typing - methaneã®ãƒ–ãƒã‚°
ã†ãƒ¼ã‚“ã€structural subtypingã¨ãƒ€ãƒƒã‚¯ã‚¿ã‚¤ãƒ”ãƒ³ã‚°ã¯åŒã˜ã‚‚ã®ãªã‚“ã ã‚ã†ã‹ã€‚â€” Yukihiro Matsumoto (@yukihiro_matz) 2016å¹´9æœˆ8æ—¥ https://t.co/5Rv86piThC wikipediaã«ã‚ˆã‚‹ã¨ä¼¼ã¦éžãªã‚‹ç‰©ã®ã‚ˆã†ã§ã™ãã€‚ https://t.co/VwIg39h5M0â€” INADA Naoki (@methane) 2016å¹´9æœˆ8æ—¥ ã“ã®è©±é¡Œã«ã¤ã„ã¦è£œè¶³ã—ã¦ãŠãã¾ã™ã€‚ãªãŠã€åƒ•ã¯TAPLè„±è½çµ„ãªã®ã§ã‚ã¾ã‚Šæ£ç¢ºæ€§ã¯æœŸå¾…ã—ãªã„ã§ãã ã•ã„ã€‚ èƒŒæ™¯ Ruby Kaigi ã§ Matz ãŒ Ruby3 ã«å‘ã‘ã¦è€ƒãˆä¸ã®é™çš„åž‹ã«ã¤ã„ã¦è©±ã•ã‚ŒãŸã‚ˆã†ã§ã™ã€‚ å°‘ã—å‰ã‹ã‚‰ã€ Python ã§ã‚‚ Guido ãŒ Dropbox ã§ã®å¤§é‡ã®ã‚³ãƒ¼ãƒ‰ãƒ™ãƒ¼ã‚¹ã‚’æ”¹å–„ã—ã¦ã„ããŸã‚ã« type hinting ãŒã»ã—ã„ã¨ã„ã†ã“ã¨ã§ PEP 484 ã‚’å§‹ã‚ã¾ã—ãŸ
nfunato 2016/09/14
ruby

typing

python
ãƒªãƒ³ã‚¯
Thorã§æ›¸ã„ãŸã‚¿ã‚¹ã‚¯ã®ãƒ†ã‚¹ãƒˆã‚’ã™ã‚‹æ–¹æ³• - pochi's weblog
Thorã§ã‚¿ã‚¹ã‚¯ã‚’æ›¸ãã¨ãã®ãƒ¡ã‚½ãƒƒãƒ‰ãŒæ™®é€šã®Rubyã®ã‚ˆã†ã«ã¯å‘¼ã¹ã¾ã›ã‚“ã€‚ ãã‚Œã§ã‚‚ã‚„ã£ã±ã‚Šãƒ†ã‚¹ãƒˆã¯æ›¸ããŸã„ã®ã§Thorã®specã‚’ã„ã‚ã„ã‚è¦‹ã¦ãŸã‚‰ã‚ã‚Šã¾ã—ãŸã€‚ # encoding: utf-8 require "rubygems" require "thor" require "rspec" require "stringio" class Sample < Thor desc "name", "sample name" def name puts "pochi" end end describe Sample do it "should display 'pochi'" do capture(:stdout) { Sample.new.invoke("name") }.strip.should == "pochi" end end
nfunato 2016/07/31
Ruby

rspec
ãƒªãƒ³ã‚¯
Feature #12515: Create "Boolean" superclass of TrueClass / FalseClass - Ruby master - Ruby Issue Tracking System
Since Ruby 2.4 is unifying Bignum/Fixnum into Integer (https://bugs.ruby-lang.org/issues/12005), it seems reasonable to do something similar for TrueClass / FalseClass, and create a proper Boolean hierarchy. The implementation would be fairly straightforward and should be back compat unless someone already has a "Boolean" class at toplevel out there. Given the compatibility implications of Integer
nfunato 2016/06/23
ruby
ãƒªãƒ³ã‚¯
Ruby and its evaluation
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžåŸºç¤Žå‹‰å¼·ä¼š sponsored by @wantedly UIã‚¿ãƒ¼ãƒ³ at 2016 June 11
nfunato 2016/06/13
ruby
ãƒªãƒ³ã‚¯
Xcodeã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚’æ•´ç†ã™ã‚‹ Synx - Qiita
$ tree . â”œâ”€â”€ MyProject â”‚Â Â â”œâ”€â”€ AppDelegate.h â”‚Â Â â”œâ”€â”€ AppDelegate.m â”‚Â Â â”œâ”€â”€ Base.lproj â”‚Â Â â”‚Â Â â”œâ”€â”€ LaunchScreen.xib â”‚Â Â â”‚Â Â â””â”€â”€ Main.storyboard â”‚Â Â â”œâ”€â”€ DetailViewController.h â”‚Â Â â”œâ”€â”€ DetailViewController.m â”‚Â Â â”œâ”€â”€ Images.xcassets â”‚Â Â â”‚Â Â â””â”€â”€ AppIcon.appiconset â”‚Â Â â”‚Â Â â””â”€â”€ Contents.json â”‚Â Â â”œâ”€â”€ Info.plist â”‚Â Â â”œâ”€â”€ MasterViewController.h â”‚Â Â â”œâ”€â”€ MasterViewController.m â”‚Â Â â””â”€â”€ main.m â”œâ”€â”€ MyProject.xcod
nfunato 2016/05/25
xcode

ruby
ãƒªãƒ³ã‚¯
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