CEDEC 2013 - å¾¹åºçã«ãã¥ã¼ã³ãããã¤ããªããã¢ããªãD.O.T. Defender of Texelãã®å¶ä½
CEDEC 2013 - å¾¹åºçã«ãã¥ã¼ã³ãããã¤ããªããã¢ããªãD.O.T. Defender of Texelãã®å¶ä½
ãã®è¨äºã¯ãPlay or Scala Advent Calendar 2012ã®25æ¥ãã§ãã Looking back 2012 2012å¹´ã¯ã Playã®ããã¥ã¡ã³ã翻訳 ScalaãPlayã®ãã®ãã¼åãã®çºè¡¨ ä¼ç¤¾ã®æ¥åã§ãScalaã使ããããã«ãªã£ã ãªã©ãå人çã«ã¯Playã¨Scalaã身è¿ãªä¸çã§èºé²ããå¹´ã§ããããããªå¹´ã«ã¢ããã³ãã«ã¬ã³ãã¼ã®æçµæ¥ãæ å½ããã¨ããã®ã¯ãä½ãææ ¨æ·±ããã®ãããã¾ãï¼ æè¿ã¯PlayãScalaãå®è·µã§ä½¿ããå§ããå½±é¿ãããã¤ããªäºææ§ããã«ããã¼ã«ãç¿å¾é¢ãªã©ã®å®è·µçãªèª²é¡ãè²ã ã¨è©±é¡ã«ãªã£ã¦ãã¾ãã課é¡ã«å¯¾ãã¦ã¯æ¥å¹´ç§»è¡ãç²ã ã¨å¯¾å¿ããã¦ãããScalaã®ä»å¾ã®çºå±ã«å¯ä¸ãã¦ããããã¨æãã¾ã ãã¦ãæ¬é¡ã«å ¥ãã¾ããå æ¥ãAkkaã§MMOã®ãµã¼ãï¼ã»ãã®å°ããªãã®ã§ããï¼ãæ¸ãã¾ããããã®æã«ä½¿ã£ãScalaé¢é£ã®æè¡ãããã¤ããç´¹ä»
æ°ããªæè¡ä»æ§ã»è¦ç´ ã¨ã¯ï¼HTTP/2.0ç¸äºæ¥ç¶è©¦é¨åå ã¬ãã¼ãï¼æè¡è§£èª¬ç·¨ï¼ 大津 ç¹æ¨¹ï¼æ ªå¼ä¼ç¤¾ã¤ã³ã¿ã¼ãããã¤ãã·ã¢ãã£ãï¼ ååã®HTTP/2.0æ¥ç¶è©¦é¨åå ï¼æ¨æºåä½æ¥ç·¨ï¼ã«ç¶ããä»åãå±ãããã®ã¯æè¡è§£èª¬ç·¨ãæ¢åã®SPDYã§ã¯ä½¿ããã¦ããªããããªHTTP/2.0ã§æ°ããè°è«ãããæè¡ä»æ§ãç¸äºæ¥ç¶è©¦é¨ã®ãã¤ã³ãã¨ãªã£ãæè¡è¦ç´ ãªã©ãä¸å¿ã«ã¬ãã¼ããã¾ãã HTTP/2.0ç¸äºæ¥ç¶è©¦é¨ã§éè¦ãªæè¡è¦ç´ ã®æ¦è¦ SPDYãæè¡ãã¼ã¹ã«ãã¦æ¤è¨ããã¦ããHTTP/2.0ä»æ§ã¯ãç¾å¨60ãã¼ã¸å¼±ã®åéã§ããå¾æ¥ã®HTTP/1.1ã¨ç°ãªããã¤ããªã¼éä¿¡ãåºæ¬ã¨ããããããã®å¤ãã¯ãã¬ã¼ã ãã©ã¼ãããã®èª¬æã«å²ããã¦ãã¾ããHTTP/2.0ã§æ°ããå°å ¥ããããããå§ç¸®ã®ä»æ§(HPACK)ã¯ãç¾å¨HTTP/2.0ã®ä»æ§ã¨åé¢ããã¦ãã¾ãããå°æ¥çã«ã¯çµ±åãããã¨ãæ¤è¨ããã¦ãã¾ãã HTTP
ããã«ã¼ã¸ã£ãã³ã¯çµæ§æããã®æèªè ãªã®ã ããå æ¥çºå£²ããã2013å¹´9æå·ã§ã¯SSH Honeypotã§ããkippo(http://code.google.com/p/kippo/)ãç´¹ä»ããã¦ããã Hacker Japan (ããã«ã¼ ã¸ã£ãã³) 2013å¹´ 09æå· [éèª] åºç社/ã¡ã¼ã«ã¼: ç½å¤æ¸æ¿çºå£²æ¥: 2013/08/08ã¡ãã£ã¢: éèªãã®ååãå«ãããã° (2件) ãè¦ã ã¨ãããã¨ã§ãä»åãã®kippoã試ãã¦SSHããã¼ãããã®æ§ç¯ããã¦ã¿ãã kippoã¨ã¯ä½ã sshã®ããã¼ãããã¯ãã¾ãæ°ãå¤ããªããããã!ãã¨ããå®çªã¯ç¡ãã®ãç¾ç¶ã§ãã(ãã¶ããä½ãã®ãé¢åãããå²ã«éè¦ãã»ã¨ãã©ç¡ãããã ãã)ãæ¬å½ã«å¿ è¦ãªç 究è ãªã©ããåèªã§ä½ã£ã¦ãã話ã¯èãããã¨ãããããããªä¸ãæåãªãã®ã«Kojoneyããããã2010å¹´ããæ´æ°ããã¦ããªãããã ã Ki
2013-08-29 ç¶ã»JSXã§ããã¯ã¿ã¤ãã³ã°(åæ¶å»)ãåºæ¥ãããã«ãªã£ã話 å æ¥JSXã§ããã¯ã¿ã¤ãã³ã°(åæ¶å»)ãåºæ¥ãããã«ãªã£ã話ã¨ããã¨ã³ããªãæ¸ããã®ã ããã©ããã«ã¤ãã¦Twitterã§è³ªåãåããã®ã§ããã§æ¹ãã¦è©³ç´°ã«è§£èª¬ãããã¨ã«ããã ããã¯ã¿ã¤ãã³ã°ã¨ã¯ä½ã "If it walks like a duck and quacks like a duck, it must be a duck" ï¼ããããããã¢ãã«ã®ããã«æ©ããã¢ãã«ã®ããã«é³´ãã®ãªããããã¯ã¢ãã«ã§ããï¼ ãããããããã¯ã¿ã¤ãã³ã°ã¨ã¯ãä½ããWikipediaã«ããã° ãªãã¸ã§ã¯ããããã¤ã³ã¿ãã§ã¼ã¹ã®ãã¹ã¦ã®ã¡ã½ãããæã£ã¦ãããªãã°ããã¨ããã®ã¯ã©ã¹ããã®ã¤ã³ã¿ãã§ã¼ã¹ã宣è¨çã«å®è£ ãã¦ããªãã¨ãããªãã¸ã§ã¯ãã¯ãã®ã¤ã³ã¿ãã§ã¼ã¹ãå®è¡æã«å®è£ ãã¦ããã¨ã¿ãªãããã¨ãããã¨ã§ããã ãããã
8/10 ãã¼ãã§ã¯ãRubyãçºå£²ã«ãªãã¾ããã ãã¼ãã§ã¯ãPythonããã¼ãã§ã¯ãPHPã§æåãªãã¼ãã§ã¯ãã·ãªã¼ãºã®Rubyçã§ãããã¼ãã§ã¯ãRubyãçºå£²ããã¾ããã @hibariya @takkanm @ryopeko @joker1007 @udzura ãã¡ã¨ãã¼ã ãçµãã§æ¸ãã¾ãããé¢ç½ããã ãªã¨æã£ããè²·ã£ã¦ã¿ã¦ãã ãã :) ãã¼ãã§ã¯ãRuby (PERFECT SERIES 6) ä½è : Rubyãµãã¼ã¿ã¼ãº,ããããã¾ãã®ã,寺ç°ç太é,ä¸æçé,è¿è¤å®æºæ,æ©ç«åå®,é¢å£äº®ä¸åºç社/ã¡ã¼ã«ã¼: æè¡è©è«ç¤¾çºå£²æ¥: 2013/08/10ã¡ãã£ã¢: 大åæ¬ãã®ååãå«ãããã° (1件) ãè¦ã ç®æ¬¡ ç®æ¬¡ã¯ãããªæãã§ããRubyã®åºæ¬çãªé¨åããBundlerãGemã®ã¤ããæ¹(Cæ¡å¼µã説æããã!!)ã¾ã§ç¶²ç¾ ããã¦ããæ¸ç±ã¯ãªããªãç¡ãã®ã§ã¯ãªãããªãã¨
OpenGLäºæAPIãæä¾ãããMesaãã®éçºãã¼ã ã¯8æ27æ¥ããMesa 9.2ãããªãªã¼ã¹ãããOpenGL 3.1 APIãå®è£ ããææ°ã®éçºçã¨ãªãã Mesaã¯OpenGLäºæã®APIããªã¼ãã³ã½ã¼ã¹ã§å®è£ ããã©ã¤ãã©ãªã移æ¤æ§ãé«ããå ¬å¼ãªOpenGLãµãã¼ãã®ãªãã·ã¹ãã ãã©ã¤ãã©ãªã§OpenGL APIãå©ç¨ãããããªã©ã«å©ç¨ã§ãããIntelãAMDãNVIDIAã®ä¸é¨ãã¼ãã¦ã§ã¢ã¨VMwareã®ä»®æ³GPUããµãã¼ãããGPUæ½åºã¬ã¤ã¤ã®Galliumããã¼ã¹ã¨ãããX.org DRIãã¼ãã¦ã§ã¢ãã©ã¤ãã«å©ç¨ããã¦ãããã½ããã¦ã§ã¢ãã¼ã¹ã®ã¬ã³ãã©ã¨ãã¦ãã³ã³ãã¤ã«ããã¦ããã Mesa 9.2ã¯OpenGL 3.1 APIãå®è£ ããMesa 9ç³»ã®ææ°éçºçã¨ãªãããã¹ãåãã¨ããã¹ãã¼ã¿ã¹ã§ãéç¨ç°å¢åãã«ã¯2013å¹´2æã«ãªãªã¼ã¹ããã¦ãã9.1ç³»ãå©ç¨ãã
ç®æ¬¡ ã¯ããã« ã¡ã¼ãªã³ã°ãªã¹ã ââ ãµãã¼ãã»ã³ã¿ã¼ã§ã¯ãªãäºå©ä¼ã§ã è¡¨é¡ ââ ãããã¤ã§ã¯ãªãç¨ä»¶ãæ¸ãã¾ããã èªå·±ç´¹ä» ââ èªåã®ç¥èã»æè½ã»çµé¨ãç°¡æ½ã«æ¸ãã¾ããã æ¸ãåºã ââ æåã«åé¡ã®è¦æ¨ãæ¸ãã¾ããã è©æ¸ã ââ ä¼ç¤¾ã®ååãèè² ã£ã¦ãããã¨ãå¿ããªãããã« å®è¡æé ââ æé ã¯ç®æ¡æ¸ãã§æ¸ãã¾ããã çµæã®äºæ³ ââ æå¾ ããçµæãæ¸ãã¾ããã å®éã®çµæ ââ å®éã«èµ·ãããã¨ãæ¸ãã¾ããã ã¹ãããæè¨ ââ ã©ããããã¾ãè¡ããªããªã£ãããæ¸ãã¾ããã å®éã®å¤ ââ æ¡ä»¶ãå ·ä½çã«æ¸ãã¾ããã ã¨ã©ã¼ã¡ãã»ã¼ã¸ ââ å¿ ãã³ãã¼ï¼ãã¼ã¹ããã¾ããã å¤æçç± ââ ãã®ããã«èããçç±ãæ¸ãã¾ããã æç®ã®å¼ç¨ ââ èªè ã®æéãçãããã«æ¸ãã¾ããã ã½ã¼ã¹ ââ é¢é£ããé¨åãæ½åºãã¦ç¤ºãã¾ããã ã¹ã¬ãã ââ é¢é£ãã話é¡ãªããè¿ä¿¡ããã¾
ã¦ããã£ã»ãã¯ããã¸ã¼ãºã¯ãã«ããã»ãã³ã¯ã¼ãã¼å¸ã§éå¬ä¸ã®Unite Vancouverã«ããã¦ã2Dåãã²ã¼ã éçºæ©è½ã¨ãã¯ã©ã¦ããµã¼ãã¹ãUnity Cloudãã®æä¾ããã¨çºè¡¨ããã ç®æ¬¡ 2Dåãã²ã¼ã éçºæ©è½ ã¯ã©ã¦ããµã¼ãã¹ ã2Dåãã²ã¼ã éçºæ©è½ãã¯ãä»ç§ã«äºå®ããã¦ããUnity 4.3ã«çµ±åããããæ¬æ ¼ç2Dã²ã¼ã å¶ä½ç¨ã«ç¹åãããæ°ãã¼ã«ç¾¤ããUnity Cloudãã¯ãã¤ã³ãã£ã¼ãããããã¼ã§ãç°¡åã«ãªã³ã©ã¤ã³é ä¿¡äºæ¥ã«åå ¥ã§ããããã«ãµã¼ãã¹ããã±ã¼ã¸ã¨ãã¦æä¾ããããã®ã ã Unityã¯ããããã®æ°è¦æ©è½ãéãã¦ãå¾æ¥ã®3Dåãã²ã¼ã éçºè ã ãã§ãªãã2Dåãã²ã¼ã ãéçºããéçºè ãå¼·åã«æ¯æ´ãã¤ã¤ãããã«éçºãã©ãããã©ã¼ã ããªã³ã©ã¤ã³ãµã¼ãã¹ã¾ã§å«ããå½¢ã«æ¡å¼µããã²ã¼ã éçºã®ããã®ã¨ã³ã·ã¹ãã ã¨ãã¦ã®æ©è½ãå¼·åãããã¨ã§ãå ¨ä¸çã®éçºè ããµãã¼ãããã¨ãã¦
ã¹ã©ã¤ã大éå ¬é&é«æ©æ°ã®ã³ã¡ã³ããæ²è¼ D2C Rãå®æçã«éå¬ãã¦ããã»ããã¼ã«ããã¦ãâããã¬ã¤ãããã³ãã£ã¢ãæåã¾ã§ã®è»è·¡ã¨ä»å¾ã®å±éã«ã¤ãã¦âã¨é¡ããè¬æ¼ãè¡ããããè¬æ¼è ã¯ãæ¬ä½ã®ãããã¥ã¼ãµã¼ã§ãããã¨ã¤ãªã ã®ä»£è¡¨åç· å½¹ç¤¾é·ãåããé«æ©è±å£«æ°ãè¬æ¼ã§ä½¿ãããã¹ã©ã¤ãã«ã¯ãããã¬ã¤ãããã³ãã£ã¢ãã®ãã£ã©ã¯ã¿ã¼ãç»å ´ãã¦ãããã·ãåºããªã©é常ã«åã£ããã®ã§ã話ã®å 容ãç¸å½ã¶ã£ã¡ããããã®ã«ãä»åã¯ãè¬æ¼ä¸ã«åºãããã¹ã©ã¤ãã¨ä½µãã¦ãé«æ©æ°ã®ã³ã¡ã³ããç´¹ä»ã注ç®ã®çºè¨ãããã¯ã¢ããï¼ ã¨ã¤ãªã ã®ä»£è¡¨åç· å½¹ç¤¾é·ãããã¬ã¤ãããã³ãã£ã¢ããããã¥ã¼ãµã¼ é«æ©è±å£«æ° é«æ©ãâã¨ã¤ãªã ã¯ã©ãããä¼ç¤¾ãªãã âã¨èããããã¨ãå¤ãã®ã§ãããå½å (å®å°gumi代表åç· å½¹)ããã®ä¼ç¤¾ã§ã¯ããã¾ããï¼ç¬ï¼ããã¸ã»ã¹ã¿ã¼ãã¢ããã»ãã³ãã£ã¼ãºæ§ã¨gumi venturesæ§ãB Dash Vent
Linuxã«ãããlogrotateï¼ãã°ãã¼ãã¼ãï¼ã®æ©è½ã«ã¤ãã¦ããããããã°ãã¼ãã¼ããå®è¡ãããéã®æµãã¯ãæ¦ã以ä¸ã®ããã«ãªãã cronã主è¨å®ãã¡ã¤ã«ã®/etc/cron.daily/logrotateãèªãã /etc/logrotate.conf ã®èªã¿è¾¼ã¿ãã logrotate ãèµ·åãããã ã¾ã/etc/logrotate.conf ã¯ãã®ãã£ã¬ã¯ãã£ã âincludeâ ã«ããã /etc/logrotate.d/ é ä¸ã«ããåãã°åå¥ã®è¨å®ãèªã¿è¾¼ãã â»http://www.asahi-net.or.jp/~aa4t-nngk/logrotate.htmlããæç² ãããä»åã¯ãlogrotateã®è¨å®ãã©ãã«ã©ãæ¸ããã¨ãã話ã§ãªããåä½ç¢ºèªãããã¾ãåä½ããªãæã®å¯¾å¦ã«ã¤ãã¦ãï¼confã®ãªãã·ã§ã³çã«ã¯ä¸è¨ãµã¤ãã«æ¸ãã¦ããããªããªãåèã«ãªãï¼ ã¾
ã¹ãã¼ã¯ã¨ãªã¼ãã°ã¯ãå®è¡ã« long_query_time ç§ãè¶ ããæéãããããå°ãªãã¨ã min_examined_row_limit è¡ãæ¤æ»ããå¿ è¦ããã SQL ã¹ãã¼ãã¡ã³ãã§æ§æããã¾ãã ã¹ãã¼ã¯ã¨ãªã¼ãã°ã¯ãå®è¡ã«é·ãæéãããã£ã¦ããããæé©åã®åè£ã¨ãªãã¯ã¨ãªã¼ãè¦ã¤ããããã«ä½¿ç¨ã§ãã¾ãã ãã ããé·ãã¹ãã¼ã¯ã¨ãªã¼ãã°ã®èª¿æ»ã«ã¯æéããããå ´åãããã¾ãã ãããç°¡åã«ããããã«ãmysqldumpslow ã³ãã³ãã使ç¨ãã¦ã¹ãã¼ã¯ã¨ãªã¼ãã°ãã¡ã¤ã«ãå¦çãããã®å 容ãè¦ç´ã§ãã¾ãã ã»ã¯ã·ã§ã³4.6.9ãmysqldumpslow â ã¹ãã¼ã¯ã¨ãªã¼ãã°ãã¡ã¤ã«ã®è¦ç´ããåç §ãã¦ãã ããã åæããã¯ãåå¾ããæéã¯å®è¡æéã¨ãã¦è¨ç®ããã¾ãããmysqld ãã¹ãã¼ã¯ã¨ãªã¼ãã°ã«ã¹ãã¼ãã¡ã³ããæ¸ãè¾¼ãã®ã¯ãã¹ãã¼ãã¡ã³ããå®è¡ããã¦ããã¹ã¦ã®ããã¯ã解
æ¬æ¥App Storeã«æ²è¼ãããã¢ããªã¯ãå¼ç¤¾ã®ä¸æéã«ãã誤ã£ã¦å ¬éãããã®ã§ãä¸é¨ä¸å ·åãå«ãæªå®æã®ç¶æ ã¨ãªã£ã¦ããã¾ããã å¼ãç¶ãçæ§ã«æ¥½ããã§ããã ãããã対å¿ãç¶ãã¦ã¾ããã¾ãããä»ã®ç¶æ ã§ã¯ãã¬ã¤ãã¦é ãã¦ããçæ§ã«ã¯ãè¿·æãããããã¦ãã¾ããã¨ããèª ã«åæãªããä¸åº¦ã¡ã³ããã³ã¹ãããã¦é ãå¤æããããã¾ããã ãã®åº¦ã¯å¤ãã®çæ§ã«ãè¿·æããããããçµæã¨ãªã£ã¦ãã¾ã£ããã¨ãéãã¦ãè©«ã³ç³ãä¸ãã¾ãã ãµã¼ãã¹åéææã«ã¤ãã¾ãã¦ã¯æªå®ã¨ãªã£ã¦ããã¾ãã è¿æ¥ä¸ãäºå®ãã¦ããã¾ãã®ã§ãä»ãã°ããã®ãè¾æ±ããé¡ããããã¾ãã ãªãããµã¼ãã¹åéæã«ãã¼ã¿ã®ãªã»ãããªã©ã¯ãããã¾ããã æ¢ã«ãã¬ã¤ãããã客æ§ã®ãã¼ã¿ï¼â»è³¼å ¥ãã¦ãã ãããã«ã«ptå«ãï¼ã¯ãµã¼ãã¹åéå¾ãç¶ç¶ãã¦ãå©ç¨é ãã¾ãã®ã§ãå®å¿ãã ããã â»ã¢ããªãåé¤ãã¾ãã¨ç¾å¨ã®ãã¬ã¤ãã¼ã¿ãç¶ç¶ãã¦ãå©ç¨ããã ã
ããã§ã¯ããã°ã®è¥å¤§åãé²ãããã®ãã°ã®ãã¼ãã¼ã·ã§ã³ã«ã¤ãã¦è§£èª¬ãã¦ããã¾ããsyslog ãä»ã®ããã»ã¹ãåºåãããã¡ã¤ã«ã¯æ¾ç½®ãã¦ããã¨ã©ãã©ããµã¤ãºã大ãããªãããã£ã¹ã¯ã¹ãã¼ã¹ãå§è¿«ãã¦ããã¾ããã¤ã³ã¹ãã¼ã«æã¯/var ãã£ã¬ã¯ããªã®ãã£ã¹ã¯å æçã0%ã§ãã£ã¦ããæ°é±éãæ°ã¶æçµéãããã¨ã«ãã£ã¨ããéã«å æçãå¢å¤§ãã¦ãããã¨ã«æ°ãã¤ãã¨æãã¾ãããããããããã®åºåããããã°ãä½ä¸ä»£åãã¼ãã¼ã·ã§ã³ããããã¨ãã£ããã¨ãäºã決ãã¦ããã°ãæå®ãã以ä¸ã®ãã¡ã¤ã«ã¯ä½æãããªããªãããã®ä¸ã§ãã°ããã¼ãã¼ã·ã§ã³ããã¦ããã®ã§ãã°ãµã¤ãºã®è¥å¤§åãé²æ¢ãããã¨ãã§ããã®ã§ããRPMã§ããã±ã¼ã¸ãã¤ã³ã¹ãã¼ã«ãã¦ããæ¹ã¯ãã»ã¨ãã©ãã°ã®ãã¼ãã¼ã·ã§ã³ãã«ã¹ã¿ãã¤ãºããå¿ è¦ã¯ããã¾ããããã½ã¼ã¹ããã³ã³ãã¤ã«ãã¦ã¤ã³ã¹ãã¼ã«ããå ´åã«ã¯ããã°ã®ãã¼ãã¼ã·ã§ã³ã¯å¿ é ã®ä½æ¥ã¨ãªãã¾ããã¾
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}