ããã«ã¡ã¯ãã¢ããªã±ã¼ã·ã§ã³åºç¤ãã¼ã ã®éæ¨(@a_o_k_i_n_g)ã§ãã好ããªã¡ã½ãã㯠emptyIfNull ã§ãã åã¯ãèªç¤¾ã¯ã©ã¦ãã§ãã cybozu.com ã®ããã«ã¦ã§ã¢ãéçºãããã¼ã ã§åãã¦ãã¾ããå ·ä½çã«ã¯ãæ¤ç´¢ãµã¼ãã¹ããã¡ã¤ã«ãµã¼ãã¼ãéåæå¦çç¨ã¯ã¼ã«ã¼ãã»ãã·ã§ã³ããã¼ã¸ã£ã¼ãªã©ãªã©ãæä¾ãã¦ãã¾ãã åããã®ãã¼ã ã«æ¥ãã®ã¯æ°å¹´åã§ãããå½æã¯ãã°ã®å¤ããããã¯ãã§ãããä»ã¯ãã¹ã¦ã®æ¢ç¥ã®ãã°ãç´ããæ®åä¸å ·å件æ°ã 0 件ãã¤ã¾ããã°ã¼ããªç¶æ ã«ãªãã¾ãããã¾ãããã°ã¼ããå®ç¾ãã¦ãã 2 å¹´ã»ã©çµéãã¦ãã¾ããä»ããã®å質ãä¿ã£ã¦ãã¾ããä»åã¯ãã®ãã°ã¼ããå®ç¾ããæ¹æ³ã¨ããã®å¾ã®é¡æ«ã«ã¤ãã¦è¨ããã¨æãã¾ãã 以åã®ã³ã¼ã æ°å¹´åã«æä¾ããã¦ãããã®ããã«ã¦ã§ã¢ç¾¤ã¯ãã¯ã£ããè¨ã£ã¦ããã°ã®å¡ã®ãããªãããã¯ãã§ããã å½æã®ã³ã¼ãã¯ä¿å®æ§ã¨ã¯ç¨é ã
ã½ã¼ã¹ã³ã¼ãã®ãªãã§ãã°ãå¤ãã®ã¯ãããé«é »åº¦ã«ããã¤æè¿ã«ãªã£ã¦éä¸çã«ç´ãã¦ããé¨åãããããã°ã¼ã°ã«ã§æ¡ç¨ãããããã°äºæ¸¬ã¢ã«ã´ãªãºã ãã§ãããã¨ããå æã®è¨äºãã°ã¼ã°ã«ã¯ã³ã¼ãã®å質åä¸ã®ããããã°äºæ¸¬ã¢ã«ã´ãªãºã ããæ¡ç¨ãã¦ãããã§ç´¹ä»ãã¾ããã ãã®ãã°äºæ¸¬ã¢ã«ã´ãªãºã ãå®è£ ãããã¼ã«ãbugspotsãããªã¼ãã³ã½ã¼ã¹ã¨ãã¦å ¬éããã¦ãã¾ãã gitã®ã¬ãã¸ããªãåæ bugspotsã¯Rubyã§è¨è¿°ããã¦ãããgitã®ã¬ãã¸ããªããå±¥æ´ãèªã¿è¾¼ãã§åæããã©ã®ã¢ã¸ã¥ã¼ã«ã«ãã°ãå«ã¾ãã¦ãã確çãé«ããã示ãã¦ããã¾ãã 以ä¸ã®ããã«ã¤ã³ã¹ãã¼ã«ãã¦å®è¡ï¼èª¬æãã¼ã¸ããå¼ç¨ï¼ã $> gem install bugspots $> git bugspots /path/to/repo $> git bugspots . # (in current git directory)
What's the problem? Here at Google, we have thousands of engineers working on our code base every day. In fact, as previously noted, 50% of the Google code base changes every month. Thatâs a lot of code and a lot of people. In order to ensure that our code base stays healthy, Google primarily employs unit testing and code review for all new check-ins. When a piece of code is ready for submission,
ãã¹ãã«ã¯ããããã¾ããããä»äºãã§éçºããå ´åã¯QA(Quality Assurance/å質ä¿è¨¼)é¨éã¨ããããã¹ãã®ãããããã¹ããã¾ãã ãã°ä¿®æ£ã«ããããã¹ã¿ã¼ã®å½¹å²ã¯æ¥µãã¦éè¦ã§ããããã°ã©ãã®æå ã§ä»»æã«åç¾å¯è½ãªç¶æ ã«æã¡è¾¼ããã°ããã°ä¿®æ£ã¯8å²çµãã£ã¦ãããã¨è¨ã£ã¦ãæ¬å½ã«éè¨ã§ã¯ããã¾ããã詳細èãåºãã«10æéãä¿®æ£30åãä¿®æ£ç¢ºèªãã¹ã30åããªãã¦ã®ãå®åã§ã¯ã¶ã©ã§ãããã®å ´åãããã°ã©ãã11æéææããã(=æ給x11æéåã®ã³ã¹ããæãã)ããã§ãããããã°ä¿®æ£ã®ã³ã¹ãã¯èãåºãã«æããã³ã¹ããã»ã¨ãã©ãå ãããã¨ã«ãªãã¾ãã (èª¤å ±åä¸çºã§ä¸åä½ã®éãç°¡åã«å¹ã£é£ã¶ã¨ãè¨ãã) ã¾ãããããã®åé¡ã¨ãã¦ãç´ äººãããã¹ããè¡ãã¨ä»¥ä¸ã®ãããªè«å¤ã±ã¼ã¹ãé »ç¹ã«èµ·ããã¾ããä¸ã«è¡ãã»ã©ã¯ã½ã§ãã èª¤å ±å å®éã«èµ·ãã£ããã¨ã¨ãç¾è±¡ãéããæé ãéããè¨å®
[çºçããç¾è±¡] ã¤ã³ã¹ã¿ã³ã¹ãstartupãshutdownçã»ããã©æä½ãä¼´ãå¦çã§ãã³ã°ã¢ããç¶æ ã¨ãªãã å¦çãå®äºããªãã [ç¾è±¡ã®åç¾æ§] ãåé¡ãçºçãããã©ãããã©ã¼ã ã ãåé¡ã®å¯¾è±¡å¤ãã©ãããã©ã¼ã ã Sun Solaris (Sparc) HP HP-UX Sun Solaris (Intel) Hitachi HI-UX NEC UX/4800 UP/EWS 4800 IBM AIX Fujitsu UXP/DS HP Tru64 UNIX (DIGITAL UNIX) SCO Unixware Linux SGI IRIX Microsoft WindowsNT ãåé¡ãçºçããOracleã®ãªãªã¼ã¹ã 8.0.X - 8.1.6.X 32-bitåã³64-bitã®OSä¸ã§åä½ãã32-bitçOracleã®ã¿çºçãã¾ãã 64-bitçOracleã§ã¯çºçãã¾
ãããªãçµè«ãã¿ã¤ãã«éã Oracle 10.2.0.1 Instant Client 㯠OS èµ·åå¾ 248 æ¥ã§ãã³ã°ãã¾ãã64 bit ç°å¢ãªã 198 æ¥ã§ãã³ã°ãã¾ãããããã£ã¦ãInstant Client ã使ããµã¼ãã¹ã¯å ¨ã¦ãã³ã°ãã¾ããããã«ãããRAC ãå¶å¾¡ãã ons ã¨ãããµã¼ãã¹ããã³ã°ã㦠Oracle 10g RAC ã«ä¸å ·åãçºçãã¾ãã 以ä¸è©³ç´°ã ã¤ãæè¿ã®ãã¨ã§ããä»äºã®æ¬çª DB ã§é害ãçºçãã¾ãããOracle 10g R2 ã使ã£ã¦ããã®ã§ããã10g R2 ããªãªã¼ã¹ãããç´å¾ã«ããã Oracle 10g RAC ã·ã¹ãã ã§ãã¼ã¸ã§ã³ã¯ 10.2.0.1 ã¨ãªã£ã¦ãã¾ãããããæ¥åºç¤¾ãã¦ã¿ãã¨Oracle 10g ã®ç£è¦ã«ä½¿ã£ã¦ãã Insight Technology 社ã®Performance Insight ããå±±ã®ãã㪠w
ããã«ã¡ã¯ãã·ã¹ãã æ¬é¨æè¡é¨ããã½ã½Gã®æ£®æ¬ã§ãã å æ¥ã®mixi大è¦æ¨¡é害ã®åå ã¨ãªã£ãmemcachedã®ä¸å ·åã®è©³ç´°ãªè§£æãã§ãã¾ããã åæ¥é±ã¾ã§çºè¡¨ãè¦åããããã¨æã£ãã®ã§ãããæ©ããä¼ãããã»ããããã¨æãã¾ããã®ã§å ¬éçºè¡¨è´ãã¾ãã memcachedã¨libevent memcachedã¯libeventã¨ããã©ã¤ãã©ãªã使ç¨ãã¦ã¯ã©ã¤ã¢ã³ãããã®è¦æ±(æ¥ç¶ãã³ãã³ãéä¿¡)ãå¦çãã¦ãã¾ãã libeventã使ç¨ããã«ã¯event_baseã¨ããæ§é ä½ãç¨ãã¾ãã main threadã¯main_baseã使ç¨ãã¾ãã static struct event_base *main_base; ... int main (int argc, char **argv) { ... main_base = event_init(); ... /* enter the ev
ãã¹ãæ¶åã¨ãã°çºçæ²ç·(ãã°åææ²ç·)ããã¿ã¼ã³åãããç´ æ´ãããè¨äºããã£ãã®ã§ã¡ã¢ã ãå ãã¿ã 山浦æ央ã®âãã¿ãã¿âãªè©±ï¼16ï¼ï¼ãã¹ãæ¶åæ²ç·ã¨ãã°çºçæ²ç·ã®7ãã¿ã¼ã³è¨ºæ - MONOistï¼ã¢ãã¤ã¹ãï¼ ãã¹ãæ¶åæ²ç·ã¯ãæªå®æ½ãã¹ãã±ã¼ã¹æ°ãæç³»åã«è¡¨ç¤ºããã°ã©ãã§ãæ®éã¯å³è©ä¸ããã«ãªãã ãã°çºçæ²ç·(ãã°åææ²ç·)ãç´¯ç©ãã°æ°ãæç³»åã«è¡¨ç¤ºããã°ã©ãã§ãæ®éã¯å³è©ä¸ããã«ãªãã ãã¹ãæ¶åã¨ãã°çºçæ²ç·ã¯å¯æ¥ã«é¢ä¿ãã¦ããã çç±ã¯ãããããã³ã°ãã°ãããããåºãã»ã©ããããã¯ãããã¹ãã±ã¼ã¹ãå¢ãã¦ãã¾ã£ã¦ãã¹ãã®é²æã¯é ããããã ã å®éã«TestLinkã§ãã¹ã管çãã¦ã¿ãã¨ãããããã³ã°ãã°ãåºããã³ã«ããã¹ãã«å¤±æããã ãã§ãªãããããã¯ãããã¹ãã±ã¼ã¹ãå¢ããã ä¾ãã°ããã¹ãã«1å失æããã¨ã10åãããã®ãã¹ãã±ã¼ã¹ã¯ãã¹ãä¸è½ã«ãªã£ã¦ãã¾ãã åã®
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}