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ãŠã£ã•ã‚“ã®ãŸã‚ã®ModernC++å…¥é–€ã‚¬ã‚¤ãƒ‰(è‰ç¨¿) - dec9ue's diary
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nicht-sein 2021/11/15
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cpp
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C++1z ã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ã™ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ãŒå˜åœ¨ã™ã‚‹ã‹ã‚’ç¢ºèªã™ã‚‹__has_include - Faith and Brave - C++ã§éŠã¼ã†
C++1zã‹ã‚‰ã€ã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ã™ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ãŒå˜åœ¨ã™ã‚‹ã‹ã‚’ç¢ºèªã™ã‚‹ãƒ—ãƒªãƒ—ãƒã‚»ãƒƒã‚µæ©Ÿèƒ½ãŒè¿½åŠ ã•ã‚Œã¾ã™ã€‚ __has_includeå¼ã®å¼•æ•°ã¨ã—ã¦ã€ãƒ€ãƒ–ãƒ«ã‚¯ã‚©ãƒ¼ãƒ†ãƒ¼ã‚·ãƒ§ãƒ³ã§å›²ã¾ã‚ŒãŸã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ãƒ•ã‚¡ã‚¤ãƒ«åã€å±±ã‚«ãƒƒã‚³ã§å›²ã¾ã‚ŒãŸã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ãƒ•ã‚¡ã‚¤ãƒ«åã€ã‚‚ã—ãã¯ãƒ—ãƒªãƒ—ãƒã‚»ãƒƒã‚µãƒˆãƒ¼ã‚¯ãƒ³åã‚’æŒ‡å®šã™ã‚‹ã“ã¨ã§ã€ãƒ—ãƒªãƒ—ãƒã‚»ã‚¹æ™‚ã«ãã®ãƒ•ã‚¡ã‚¤ãƒ«ãŒå˜åœ¨ã™ã‚‹ã‹ã‚’#ifï¼#elifã§ç¢ºèªã§ãã¾ã™ã€‚ // <optional>ãƒ˜ãƒƒãƒ€ãŒå˜åœ¨ã—ã¦ã„ãŸã‚‰ã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ã™ã‚‹ #if __has_include(<optional>) #include <optional> #endif // "optional"ãƒ˜ãƒƒãƒ€ãŒå˜åœ¨ã—ã¦ã„ãŸã‚‰ã‚¤ãƒ³ã‚¯ãƒ«ãƒ¼ãƒ‰ã™ã‚‹ #if __has_include("optional") #include "optional" #endif #define OPTIONAL_HEADER <optional> //
nicht-sein 2016/05/10
ã“ã‚Œã„ã„ãª

cpp
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Boost.å‹‰å¼·ä¼šã®ã¾ã¨ã‚ã¨ã‹æ„Ÿæƒ³ã¨ã‹ä»Šå¾Œã«ã¤ã„ã¦ã¨ã‹ - Faith and Brave - C++ã§éŠã¼ã†
Boost.å‹‰å¼·ä¼š - ATND 12/12(åœŸ)ã«ã‚°ãƒªãƒ¼æ ªå¼ä¼šç¤¾æ§˜ã®ã‚»ãƒŸãƒŠãƒ¼ä¼šå ´ã‚’ãŠå€Ÿã‚Šã—ã¦ Boost.å‹‰å¼·ä¼šã‚’é–‹å‚¬ã—ã¾ã—ãŸã€‚id:sotarokã•ã‚“ã‚ã‚ŠãŒã¨ã†ã”ã–ã„ã¾ã—ãŸï¼ ã€ç™ºè¡¨ã®ã¾ã¨ã‚ã¨æ„Ÿæƒ³ã€‘ ãƒ»Boostãƒ©ã‚¤ãƒ–ãƒ©ãƒª ä¸€å‘¨ã®æ—…(id:faith_and_brave, @cpp_akira) Boost 1.40.0ã«å«ã¾ã‚Œã‚‹ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã®ã†ã¡ã€74ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’ç´¹ä»‹ã—ã€ ãã‚Œã«åŠ ãˆã¦ã€Œä¸€åˆ†ã§ã‚ã‹ã‚‹ãƒ†ãƒ³ãƒ—ãƒ¬ãƒ¼ãƒˆãƒ¡ã‚¿ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã€ã¨ã„ã†ã®ã‚’è©±ã—ã¾ã—ãŸã€‚ (1åˆ†ä»¥å†…ã«ã¯çµ‚ã‚ã‚‰ãªã‹ã£ãŸã®ã¨ã€ã‚‚ã†ã¡ã‚‡ã£ã¨ã˜ã£ãã‚Šã‚„ã‚ŠãŸã‹ã£ãŸã§ã™ã€‚) ä»Šå›žã®å‹‰å¼·ä¼šã§ã¯ã˜ã‚ã¦Boostã‚’çŸ¥ã£ãŸã€ã¨ã„ã†æ–¹ã«ã¯Boostã‚’ä½¿ã„å§‹ã‚ã‚‹ãã£ã‹ã‘ã¨ ãªã£ã¦ã„ãŸã ã‘ã‚Œã°å¹¸ã„ã§ã™ã€‚ åçœç‚¹ã¨ã—ã¦ã¯ã€1æ™‚é–“ã‚»ãƒƒã‚·ãƒ§ãƒ³ã®äºˆå®šãŒæ°—ã¥ã„ãŸã‚‰40åˆ†ã‚‚ã‚ªãƒ¼ãƒãƒ¼ã—ã¦ã—ã¾ã£ã¦ã„ãŸã“ã¨ã§ã™ãã€‚ è§£èª¬ã™ã‚‹ãƒ©ã‚¤ãƒ–ãƒ©ãƒªãŒ74å€‹ã‚‚ã‚ã£ãŸã¨ã„ã†ã®ã¯ã‚ã‚Š
nicht-sein 2009/12/15
cpp

programming

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ã¡ã‚‡ã£ã¨ã ã‘ãƒžã‚¤ãƒŠãƒ¼ãªSTLã®è©± - d.y.d.
21:23 09/11/29 ãƒ‰ãƒ©ã‚¯ã‚¨ï¼“ ãƒ‰ãƒ©ã‚´ãƒ³ã‚¯ã‚¨ã‚¹ãƒˆ III ãƒ¢ãƒã‚¤ãƒ«ç‰ˆ ãŒé…ä¿¡é–‹å§‹ã•ã‚ŒãŸã¨èžã„ã¦ã¯ãƒ—ãƒ¬ã‚¤ã›ãšã«ã¯ã„ã‚‰ã‚Œãªã„ã€ã¨ã„ã†ã“ã¨ã§ã€ã•ã£ãã‚¯ãƒªã‚¢ã€‚ å†…å®¹ã¯ ã€ŒSFCç‰ˆã®ãƒ™ã‚¿ç§»æ¤ - ã™ã”ã‚ãå ´ + AIæˆ¦é—˜ã€ ã§ã™ãã€‚ ã™ã”ã‚ãå ´ãŒæ¸›ã£ãŸåˆ†ã€é™å®šã‚¢ã‚¤ãƒ†ãƒ ãŒä»–ã®å ´æ‰€ã«ç§»å‹• ï¼ˆãƒ‘ãƒ¯ãƒ¼ãƒ™ãƒ«ãƒˆãƒ»ãƒ‰ãƒ©ã‚´ãƒ³ãƒ†ã‚¤ãƒ«ãƒ»ãƒ‰ãƒ©ã‚´ãƒ³ãƒãƒ¼ãƒ–ãƒ»ã‚°ãƒªãƒ³ã‚¬ãƒ ã®ãƒ ãƒãŒå°ã•ãªãƒ¡ãƒ€ãƒ«è³žå“ã«ã€‚ å…‰ã®ãƒ‰ãƒ¬ã‚¹ãŒã‚¾ãƒ¼ãƒžåŸŽã®å®ç®±ã«ã€‚é›·ç¥žã®å‰£ã‚‚å®ç®±ã ã£ãŸæ°—ãŒã™ã‚‹ã€‚ã‚ã¨ã€å°ã•ãªãƒ¡ãƒ€ãƒ«ã®ç·æ•°ãŒ110æžšã§å¤‰åŒ–ç„¡ã—ã‚‰ã—ã„ã®ã§ã€ ã™ã”ã‚ãå ´ã«ã‚ã£ãŸåˆ†ãŒé€šå¸¸ãƒžãƒƒãƒ—ã«æŠ¼ã—å‡ºã•ã‚Œã¦ã€ã¨ã“ã‚ã¦ã‚“å¼ã«æŠ¼ã•ã‚ŒãŸç‚Žã®ãƒ–ãƒ¼ãƒ¡ãƒ©ãƒ³ã‚‚ãƒ¡ãƒ€ãƒ«è³žå“åŒ–ï¼‰ã€‚ ä¸æ€è°ãªãƒœãƒ¬ãƒã¨å¥³ç¥žã®æŒ‡è¼ªã¯è¦‹ã¦ãªã„ã€‚ãªããªã£ãŸï¼Ÿ AIã¯ã€ãƒžãƒŒãƒ¼ã‚µ/ãƒ©ãƒªãƒ›ãƒ¼/ãƒžãƒ›ãƒˆãƒ¼ãƒ³è¾ºã‚Šã‚’åŠ¹ãç›¸æ‰‹ã«ã ã‘ç©æ¥µçš„ã«ä½¿ã£ã¦ãã‚Œã‚‹ã®ã§å‚è€ƒã«ãªã‚‹ï¼†ä¾¿åˆ©ã€‚ å‹‡è€…ã‚‚AIé§†å‹•ã«ã§ãã‚‹ãƒ¢ãƒ¼ãƒ‰ãŒæ¬²ã—ã‹ã£ãŸ ç´°ã‹ã„ã¨
nicht-sein 2009/11/11
cpp

tips
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letsboost::units
sample ã‚µãƒ³ãƒ—ãƒ«ã®å‹•ä½œç¢ºèªãƒãƒ¼ã‚¸ãƒ§ãƒ³ [GCC4.4/1.41.0] [VC9/1.41.0] #include <iostream> #include <boost/units/pow.hpp> #include <boost/units/systems/si.hpp> #include <boost/units/systems/si/prefixes.hpp> using namespace std; int main() { using namespace boost::units; using namespace boost::units::si; quantity<velocity> c( 299792458.0 * meter/second ); // å…‰é€Ÿåº¦ quantity<energy> e( 1.0 * kilogram * pow<2>(c) ); // e=m
nicht-sein 2009/10/06
ä»Šæ›´çŸ¥ã£ãŸã®ã§ãƒ–ã‚¯ãƒžã€‚C++0xã ã¨auto c = ( 299792458.0 * meter/second );ã¨ã‹ã‹ã‘ã‚‹ã‚“ã ã‚ã†ã‹ï¼Ÿå¤¢ã²ã‚ãŒã‚Šã‚“ã

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programming

cpp
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