[B! ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°][java] thaimã®ãƒ

thaim id:thaim

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¨javaã«é–¢ã™ã‚‹thaimã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (15)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

Log4j 2ã«ã‚‚æŽ¡ç”¨ã•ã‚ŒãŸLMAX Disruptorã¯ãªãœç‹‚ã£ãŸã‚ˆã†ã«é€Ÿã„ã®ã‹ï¼Ÿ
LMAXã¨ã„ã†ä¼šç¤¾ã¯ãŠãã‚‰ãFXæ¥è€…ã§ã€ç†è€…ã¯LMAXã®é–‹ç™ºè€…ã®è¬›æ¼”ã‚’ã€InfoQã®å‹•ç”»ã§ä½•åº¦ã‹è¦‹ãŸã“ã¨ãŒã‚ã£ãŸã€‚ å½¼ã‚‰ã¯éžå¸¸ã«ç‰¹ç•°ãªé›†å›£ã§ã€ã•ã—ãšã‚ã€ŒJavaã®ã‚¹ãƒ”ãƒ¼ãƒ‰ç‹‚ã€ã¨ã„ã†æ„Ÿã˜ã ã€‚ å°è±¡çš„ãªã®ã¯ã€ã‚·ãƒ³ã‚°ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ã§ä»•äº‹ã‚’ç‰‡ä»˜ã‘ã‚‹ã“ã¨ã‚’å¼·èª¿ã—ã¦ã„ã‚‹ç‚¹ã ã€‚ ã€ŒJavaãªã‚‰ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‰ã§ä¸¦åˆ—å‡¦ç†ã™ã‚Œã°æ€§èƒ½ãŒå‡ºã‚‹ã¨åºƒãæ€ã‚ã‚Œã¦ã„ã‚‹ãŒã€æˆ‘ã€…ã®ä»•äº‹ã«ãŠã„ã¦ã¯ã‚·ãƒ³ã‚°ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãŒæœ€é€Ÿã ã€ã¨ã„ã†ã‚ˆã†ãªä¸»å¼µã‚’ä½•åº¦ã‚‚è¦‹ãŸã€‚ ã‚´ãƒ¼ãƒ«ãƒ‰ãƒžãƒ³ã‚µãƒƒã‚¯ã‚¹ã¨ã„ã„LMAXã¨ã„ã„ã€ã‚„ã¯ã‚Šå¤šé¡ã®é‡‘ãŒå‹•ãä¼šç¤¾ã§ã‚¬ãƒã§Javaã‚’ã‚„ã£ã¦ã„ã‚‹é€£ä¸ã¯ã‚«ãƒªã‚«ãƒªã«ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã™ã‚‹ãŸã‚ã€æŠ€è¡“çš„ã«ã¯éžå¸¸ã«é¢ç™½ã„ã€‚ å½¼ã‚‰ãŒã‚³ã‚¢ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’OSSåŒ–ã—ã¦ãã‚Œã‚‹ã¨ã„ã†ã®ã¯ã€é‡‘èžæ¥ç•Œã‚’å¦å®šçš„ãªç›®ã§è¦‹ã‚‹ç†è€…ã‹ã‚‰ã™ã‚‹ã¨è¤‡é›‘ã ãŒã€æ‚”ã—ã„ã“ã¨ã«å‚è€ƒã«ãªã‚‹ã€‚ LMAX Disruptorã¯Javaã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã ã€‚Producer/Consumerãƒ‘ã‚¿ãƒ¼ãƒ³
thaim 2015/01/05
log4j2ãŒé€Ÿã„ã“ã¨ã¯çŸ¥ã£ã¦ã„ã‚‹ãŒã€ãã®ç†ç”±ã¾ã§ã¯çŸ¥ã‚‰ãªã‹ã£ãŸã€‚ãã‚ŒãŒå¾“æ¥ã®å®Ÿè£…ã§é€Ÿåº¦ã‚’æ„è˜ã—ã¦ã„ãªã‹ã£ãŸã‹ã‚‰ã§ã¯ãªãã€log4j2ã«ç‰¹åˆ¥ãªãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãŒæ–½ã•ã‚Œã¦ã„ã‚‹ã‹ã‚‰ã€ãªã‚‰ã‚‚ã†å°‘ã—èª¿æŸ»ã—ã¦ã¿ãŸã„

Java

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ãƒ©ã‚¤ãƒ–ãƒ©ãƒª
ãƒªãƒ³ã‚¯
ã‚ãªãŸã®Javaã‚³ãƒ¼ãƒ‰ã‚’ã‚¹ãƒƒã‚ãƒªã•ã›ã‚‹ã€åœ°å‘³ã«ä¾¿åˆ©ãªæ–°API 10é¸ï¼ˆå‰ç·¨ï¼‰ - Taste of Tech Topics
ã“ã‚“ã«ã¡ã¯ï¼ ã‚¢ã‚ãƒã§ã™ã€‚ ï¼Žï¼Žï¼ŽT3ãƒ–ãƒã‚°ã¯åˆç™»å ´ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ã€‚ãƒã‚¸ãƒ¡ãƒžã‚·ãƒ†ã€‚ ä»¥å¾ŒãŠè¦‹çŸ¥ã‚ŠãŠãã‚’ã€‚ ã„ã‚ˆã„ã‚ˆã€2014å¹´3æœˆã€Java8ãŒæ£å¼å…¬é–‹ã•ã‚Œã¾ã™ãã€‚ ãªã‚“ã¨è¨€ã£ã¦ã‚‚ã€Java8ã®æ³¨ç›®æ©Ÿèƒ½ã¯ãƒ©ãƒ ãƒ€å¼ã§ã™ã®ã§ã€ãƒ©ãƒ ãƒ€å¼ã‚„åž‹æŽ¨è«–ã«é–¢ã™ã‚‹è¨˜äº‹ã¯å¤šã„ã§ã™ã€‚ ä¸–ã®ä¸ã§ã€ŒJava8ã€ã¨æ¤œç´¢ã™ã‚‹ã¨ã€çš†ã•ã‚“ã„ã‚ã„ã‚ã¨è¨˜äº‹ã‚’æ›¸ã‹ã‚Œã¦ã„ã‚‹ã®ã§ã€ãŠãŠã‚ˆãã®äº‹ã¯ã“ã‚Œã§åˆ†ã‹ã£ã¡ã‚ƒã†ã‚ˆã†ãªæ°—ãŒã—ã¾ã™ã€‚ ãŒã€ å®Ÿã¯åœ°å‘³ã«ä¾¿åˆ©ãªAPIãŒè¿½åŠ ã•ã‚Œã¦ã„ãŸã‚Šã™ã‚‹ã“ã¨ã‚’æœ€è¿‘çŸ¥ã‚Šã¾ã—ãŸã€‚ ã“ã‚Œã¯ã‚ã¾ã‚Šè§¦ã‚Œã‚‰ã‚Œã¦ã„ãªã„ãžã€ã¨ã€‚ ã¨ã„ã†ã‚ã‘ã§ã€ã“ã®ã‚¨ãƒ³ãƒˆãƒªã§ã¯ã€ã‚ã¾ã‚Šæ—¥æœ¬èªžã§æƒ…å ±ã®ç„¡ã„ã€ã—ã‹ã—åœ°å‘³ã«ä¾¿åˆ©ãªAPIã«å®Ÿéš›ã«è§¦ã‚Œã¦ã¿ã¾ã™ã€‚ å¤§äº‹ãªã¨ã“ã‚ãªã®ã§ï¼’å›žå¼·èª¿ã—ã¦æ›¸ã„ã¦ã¿ã¾ã—ãŸã€‚ ä»Šå›žã¯ã€å‰ç·¨ã¨ã—ã¦ï¼”ã¤ç´¹ä»‹ã—ã¾ã™ã€‚ â€»APIã®ç´¹ä»‹ã¨è¨€ã„ã¤ã¤ã€ã‚³ãƒ¼ãƒ‰ã«ã¯ãƒ©ãƒ ãƒ€å¼ã‚’ä½¿ã£ãŸã‚³ãƒ¼ãƒ‰ãŒæ™®é€šã«å‡ºã¦ã‚‹ã®ã§ã€ã”äº†æ‰¿ãã ã•ã„ã€‚ (ã‚€ã—ã‚ã€
thaim 2014/03/15
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java

API
ãƒªãƒ³ã‚¯
Javaãƒˆãƒ©ãƒ–ãƒ«ã«å¿œã˜ãŸåˆå‹•å¯¾å¿œã®ã¾ã¨ã‚ - n-agetsumaã®æ—¥è¨˜
Javaãƒˆãƒ©ãƒ–ãƒ«ã§ã¯ã€Žæƒ…å ±ãŒãªãã¦ã€å†ç¾ã‚‚ãªã‹ãªã‹ã—ã¾ã›ã‚“ã€ã¨ã„ã£ãŸçŠ¶æ³ã«é™¥ã‚‹ã“ã¨ãŒã‚ã‚‹ã€‚ã“ã®ã‚ˆã†ãªçŠ¶æ³ã‚’å›žé¿ã™ã‚‹ãŸã‚ã«ã€ä»¥ä¸‹ã®3ã¤ã®ä»£è¡¨çš„ãªãƒˆãƒ©ãƒ–ãƒ«ã‚’ä¾‹ã«ã€ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚µãƒ¼ãƒã‚’å†èµ·å‹•ã™ã‚‹å‰ã«ä½•ã‚’å–å¾—ã™ã‚Œã°è‰¯ã„ã®ã‹ã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ã€‚ ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‹ã‚‰å¿œç”ãŒãªã„ ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãŒé…ã„ ãƒ’ãƒ¼ãƒ—ãƒ¡ãƒ¢ãƒªãŒè¶³ã‚Šãªã„(OutOfMemoryErrorã®ç™ºç”Ÿ) ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‹ã‚‰å¿œç”ãŒãªã„ å–å¾—ã™ã‚‹æƒ…å ± ã‚¹ãƒ¬ãƒƒãƒ‰ãƒ€ãƒ³ãƒ— ãƒ‡ãƒ¼ã‚¿å–å¾—æ–¹æ³• ã‚¹ãƒ¬ãƒƒãƒ‰ãƒ€ãƒ³ãƒ—ã¨ã¯ã€ã‚³ãƒžãƒ³ãƒ‰å®Ÿè¡Œæ™‚ç‚¹ã§ã®Javaã‚¹ãƒ¬ãƒƒãƒ‰å®Ÿè¡ŒçŠ¶æ…‹ã‚’å‡ºåŠ›ã—ãŸã‚‚ã®ã§ã‚ã‚‹ã€‚å¿œç”ãŒãªã„å ´åˆã€ä½•ã‚‰ã‹ã®è¦å› ã«ã‚ˆã‚Šã©ã“ã‹ã§å‡¦ç†ãŒæ¢ã¾ã£ã¦ã„ã‚‹ã“ã¨ãŒæƒ³å®šã•ã‚Œã‚‹ã€‚ã‚¹ãƒ¬ãƒƒãƒ‰ãƒ€ãƒ³ãƒ—ã¯ã€Žã©ã“ã§æ¢ã¾ã£ã¦ã„ã‚‹ã®ã‹ï¼Ÿã€ã‚’åˆ‡ã‚Šåˆ†ã‘ã‚‹ã®ã«å¤§åˆ‡ãªæƒ…å ±ã§ã‚ã‚‹ã€‚ å–å¾—æ–¹æ³•ã¯JDKã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã«ã‚ˆã£ã¦è‰²ã€…ã‚ã‚‹ã€‚ kill -3 <pid> (å°‘ãªãã¨ã‚‚1.4.2ã«ã¯ã‚ã‚‹ã€œJDK7ã§ã‚‚
thaim 2014/03/12
Java

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ãƒ‡ãƒãƒƒã‚°

é–‹ç™º
ãƒªãƒ³ã‚¯
Javaã‚¸ã‚§ãƒãƒªã‚¯ã‚¹å†å…¥é–€ - ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã®è„³ã¿ã
ã‚¸ã‚§ãƒãƒªã‚¯ã‚¹ã§ã¯ã€ã€Œåž‹ã€ã‚’å¤‰æ•°ã«ã—ãŸã€Œåž‹å¤‰æ•°ã€ã¨ã„ã†ã‚‚ã®ã‚’å–ã‚Šæ‰±ã†ã€‚åž‹å¤‰æ•°ã§ä½•ãŒå¬‰ã—ã„ã‹ã¨ã„ã†ã¨ã€ãƒ¡ã‚¸ãƒ£ãƒ¼ãªä¾‹ã§ã¯ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³APIãŒæŒ™ã’ã‚‰ã‚Œã‚‹ã€‚java.util.Listã¨ã‹java.util.Mapã¨ã‹ã®ãƒ‡ãƒ¼ã‚¿ã‚’æ ¼ç´ã™ã‚‹ã‚¿ã‚¤ãƒ—ã®ãƒ¦ãƒ¼ãƒ†ã‚£ãƒªãƒ†ã‚£ã‚¯ãƒ©ã‚¹ã®ã“ã¨ã ã€‚ 2004å¹´ã«Javaã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ãŒ5.0ã¨ãªã‚‹ã¾ã§ã¯ã€Javaã«ã¯ã‚¸ã‚§ãƒãƒªã‚¯ã‚¹ã®æ©Ÿèƒ½ã¯ãªã‹ã£ãŸã€‚ãªã®ã§ã€Listã«ãƒ‡ãƒ¼ã‚¿ã‚’æ ¼ç´ã—ã€å–å¾—ã™ã‚‹å ´åˆã¯ List list = new ArrayList(); list.add("hello!"); String str = (String) list.get(0); ã¨ã„ã£ãŸã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã«ãªã‚‹ã€‚ add()ã®å¼•æ•°ã¯Objectåž‹ã§å®£è¨€ã•ã‚Œã¦ãŠã‚Šã€ã©ã‚“ãªå‚ç…§åž‹ã§ã‚‚add()ã™ã‚‹ã“ã¨ãŒã§ããŸã€‚ get()ã®æˆ»ã‚Šå€¤ã‚‚Objectåž‹ã§å®£è¨€ã•ã‚Œã¦ãŠã‚Šã‚ãƒ£ã‚¹ãƒˆãŒå¿…è¦ã ã£ãŸã€‚ã“ã®ã‚ãƒ£ã‚¹ãƒˆã¯ãƒ—ãƒã‚°ãƒ©
thaim 2014/01/16
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java
ãƒªãƒ³ã‚¯
Javaèªæ›¸ä¼šBOF
ã€ŒSpringå¾¹åº•å…¥é–€ ç¬¬2ç‰ˆ Spring Frameworkã«ã‚ˆã‚‹Javaã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™ºã€ã‚’èªã‚€ä¼š ç¬¬ï¼“å›žé–‹å‚¬ã®ãŠçŸ¥ã‚‰ã› 2024-12-01ï¼šèªæ›¸ä¼š(Springå¾¹åº•å…¥é–€ ç¬¬2ç‰ˆ Spring Frameworkã«ã‚ˆã‚‹Javaã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™º)ç¬¬2å›žè°äº‹éŒ²ã‚’æŽ²è¼‰ã—ã¾ã—ãŸã€‚ 2024-10-23ï¼šèªæ›¸ä¼š(Springå¾¹åº•å…¥é–€ ç¬¬2ç‰ˆ Spring Frameworkã«ã‚ˆã‚‹Javaã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™º)ç¬¬1å›žè°äº‹éŒ²ã‚’æŽ²è¼‰ã—ã¾ã—ãŸã€‚ 2024-10-21ï¼šï¼‘æœˆã®èªæ›¸ä¼šã®æ—¥ä»˜ãƒ»ä¼šå ´ãŒå¤‰æ›´ã«ãªã‚Šã¾ã—ãŸã€‚ 2024-10-08ï¼šï¼‘ï¼‘æœˆã®èªæ›¸ä¼šã®æ—¥ä»˜ãƒ»ä¼šå ´ãŒå¤‰æ›´ã«ãªã‚Šã¾ã—ãŸã€‚ 2024-10-07ï¼šï¼‘ï¼æœˆã‹ã‚‰ã®æ–°ã—ã„èª²é¡Œå›³æ›¸ã¯ã€ŒSpringå¾¹åº•å…¥é–€ ç¬¬2ç‰ˆ Spring Frameworkã«ã‚ˆã‚‹Javaã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™ºã€ã«æ±ºå®šã—ã¾ã—ãŸã€‚ 2024-09-23ï¼šèªæ›¸ä¼š(åŸºç¤Žã‹ã‚‰ã®ã‚µãƒ¼ãƒ–
thaim 2014/01/10
å‹‰å¼·ä¼š

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java
ãƒªãƒ³ã‚¯
æ–‡å—åˆ—ã§switchã™ã‚‹ã¨ãã¯if-else switchã‚¤ãƒ‡ã‚ªãƒ ã‚’ä½¿ã†ã»ã†ãŒå®‰å…¨ - ãã—ã ã®Hatena
Java SE 7ã‹ã‚‰ã€switchæ§‹æ–‡ã§æ–‡å—åˆ—ãŒä½¿ãˆã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚ public void hoge(String s){ switch(s){ case "a": System.out.println("AA"); break; case "b": System.out.println("BB"); break; default: System.out.println("Other"); } } ã¨ã“ã‚ãŒã€æ®‹å¿µãªã“ã¨ã«ã€sãŒnullã®å ´åˆã¯defaultã«ã¯é£›ã°ãšã€ã¬ã‚‹ã½ãŒç™ºç”Ÿã—ã¾ã™ã€‚ ãã“ã§ã€nullåˆ¤å®šã¯äº‹å‰ã«ifæ–‡ã§è¡Œã†ã“ã¨ã«ãªã‚‹ã®ã§ã€æ¬¡ã®ã‚ˆã†ãªif-else switchã‚¤ãƒ‡ã‚ªãƒ ã‚’ä½¿ã†ã¨ä¾¿åˆ©ã§ã™ã€‚ if(s == null){ System.out.println("Null!"); }else switch(s){ case "a": System.out.printl
thaim 2014/01/10
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java
ãƒªãƒ³ã‚¯
Java SEã¨Java MEãŒä¸€æœ¬åŒ–ã¸ã€‚Internet of Thingsã®æ™‚ä»£ã«å‘ã‘ã¦ï½žJavaOne 2013
Java SEã¨Java MEãŒä¸€æœ¬åŒ–ã¸ã€‚Internet of Thingsã®æ™‚ä»£ã«å‘ã‘ã¦ï½žJavaOne 2013 ç±³ã‚µãƒ³ãƒ•ãƒ©ãƒ³ã‚·ã‚¹ã‚³ã§9æœˆ22æ—¥ã‹ã‚‰é–‹å‚¬ä¸ã®JavaOne 2013ã€‚ä»Šå¾Œã®Javaã®æ–¹å‘æ€§ã‚’è§£èª¬ã™ã‚‹ã‚¹ãƒˆãƒ©ãƒ†ã‚¸ãƒ¼ã‚ãƒ¼ãƒŽãƒ¼ãƒˆã§æ˜Žã‚‰ã‹ã«ã•ã‚ŒãŸã®ã¯ã€ãƒãƒƒãƒˆä¸Šã§ã•ã¾ã–ã¾ãªãƒ‡ãƒã‚¤ã‚¹ãŒä¸»å½¹ã¨ãªã‚‹Internet of Thingsã®æ™‚ä»£ã«å‘ã‘ãŸæ–¹é‡ã§ã—ãŸã€‚ ã“ã‚Œã¾ã§Java SEã¨çµ„ã¿è¾¼ã¿æ©Ÿå™¨å‘ã‘ã®Java MEã¨ã«åˆ†ã‹ã‚Œã¦ã„ãŸJavaã¯å¾ã€…ã«ä»•æ§˜ã‚’ä¸€æœ¬åŒ–ã—ã¦ã„ãã€Javaã§PCã‹ã‚‰çµ„ã¿è¾¼ã¿æ©Ÿå™¨ã¾ã§ã‚ã‚‰ã‚†ã‚‹ãƒ‡ãƒã‚¤ã‚¹ã«å¯¾å¿œã™ã‚‹æ–¹å‘ã¸å‘ã‹ã„ã¾ã™ã€‚ Internet of Thingsã®æ™‚ä»£ã€Java SEã¨Java MEã¯çµ±åˆã¸å‘ã‹ã† ç±³ã‚ªãƒ©ã‚¯ãƒ«ã®Vice President, Java Product Managementã€Peter Utzschneideræ°ï¼ˆå·¦ï¼‰ã¨ã€Vice P
thaim 2013/10/11
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java
ãƒªãƒ³ã‚¯
https://codeiq.jp/challenge.php?challenge_id=444
thaim 2013/08/30
CodeIQ

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java

é–‹ç™º

è¨ˆç®—é‡

æœ€é©åŒ–

ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ
ãƒªãƒ³ã‚¯
ã‚¯ã‚¤ãƒƒã‚¯ã‚½ãƒ¼ãƒˆæ®ºã— - d.y.d.
19:39 12/09/01 ã‚¯ã‚¤ãƒƒã‚¯ã‚½ãƒ¼ãƒˆæ®ºã— ã“ã†ã„ã†ç³»çµ±ã®è©±ã€‚ Quicksort Killer (kazoo04ã•ã‚“) qsortã‚’æ’ƒå¢œã—(æœ€æ‚ªã‚±ãƒ¼ã‚¹ã‚’ä¸Žãˆ)ã¦ã¿ãŸã€‚ (qnighyã•ã‚“) A Killer Adversary for Quicksort (shinhã•ã‚“ã®è§£èª¬) Webã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«å¯¾ã™ã‚‹åºƒç¯„ãªDoSæ”»æ’ƒæ‰‹æ³•(hashdos)ã®å½±éŸ¿ã¨å¯¾ç– (å¾³ä¸¸ã•ã‚“ã®è§£èª¬) ãŸã ã®ã‚¯ã‚¤ãƒƒã‚¯ã‚½ãƒ¼ãƒˆã¯è¦ç´ æ•° N ã®é…åˆ—ã‚’ã‚½ãƒ¼ãƒˆã™ã‚‹ã®ã«æœ€æ‚ª N2 ã‚ªãƒ¼ãƒ€ã®æ™‚é–“ãŒã‹ã‹ã£ã¦ã—ã¾ã†ã€ ãã—ã¦ãã‚Œã¯ pivot ã‚’åã£ã¦é¸ã³ã¾ãã£ã¦ã—ã¾ã£ãŸæ™‚ã«ç™ºç”Ÿã™ã‚‹ã€ã¨ã„ã†ã®ã¯ã‚ˆãçŸ¥ã‚‰ã‚ŒãŸè©±ã ã¨æ€ã„ã¾ã™ã€‚ ã¨ã„ã£ã¦ã‚‚ã€åºƒãä½¿ã‚ã‚Œã¦ã„ã‚‹è¨€èªžï¼ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã®ã‚½ãƒ¼ãƒˆé–¢æ•°ã¯ãã®è¾ºã‚Šæ°—ã‚’ã¤ã‘ã‚‰ã‚Œã¦ã„ã¦ã€æœ€æ‚ªæ™‚ã‚‚ O(N log N) ã«ãªã‚‹ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã§å®Ÿè£…ã•ã‚Œã¦ã„ã‚‹â€¦ã¨æ€ã„è¾¼ã‚“ã§ã„ãŸã®ã§ã™ãŒï¼ˆä¾‹ãˆã° C++ ã®
thaim 2012/09/01
Java

ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ

å®Ÿè£…

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ã‚½ãƒ¼ãƒˆ
ãƒªãƒ³ã‚¯
Androidé–‹ç™ºã®è½ã¨ã—ç©´ - FLYING
æ˜¨æ—¥ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã«å¼•ãç¶šãï¼Œãƒãƒƒãƒ‰ãƒŽã‚¦ãƒã‚¦çš„ãªã‚‚ã®ã‚’ç®‡æ¡æ›¸ãã§ã¾ã¨ã‚ã¦ãŠãã€‚æ€ã„ä»˜ã„ãŸé †ã«è¿½åŠ ã—ã¦ã„ãäºˆå®šã€‚ Activityé–¢é€£ æ°¸ç¶šåŒ–ã¯onPauseã§è¡Œã†*1ã€‚è©³ã—ãã¯Activityã®ãƒ©ã‚¤ãƒ•ã‚µã‚¤ã‚¯ãƒ«å›³ã‚’å‚ç…§ã®ã“ã¨ã€‚ onPauseã¨å¯¾ã«ãªã£ã¦ã„ã‚‹å‡¦ç†ã¯ï¼ŒonResumeã§è¡Œã†ã“ã¨ã€‚onStart/onStopã¯ã‚ã‚“ã¾ã‚Šä½¿ã‚ãªã„ï¼Œæ°—ãŒã™ã‚‹ã€‚ Dialogã¯AlertDialog.Builderã‚’ä½¿ã£ã¦å®Ÿè£…ã™ã‚‹ã®ãŒæ¥½ã€‚ãŸã ã—ï¼Œè£ã§ä½•ã‚‰ã‹ã®å‡¦ç†ã‚’è¡Œãªã£ã¦ã„ã‚‹é–“ï¼Œãƒ¦ãƒ¼ã‚¶ãƒ¼ã«æ“ä½œã‚’ã•ã›ãªã„ãŸã‚ã«è¡¨ç¤ºã™ã‚‹ãƒ€ã‚¤ã‚¢ãƒã‚°ï¼ˆã„ã‚ã‚†ã‚‹ProgressDialogï¼‰ã¯ä½¿ã‚ãªã„ã‚ˆã†ã«ã™ã‚‹ã€‚Dialogã§ã¯ãªãActivityã‚’æ–°ã—ãä½œã£ã¦è¡¨ç¤ºã•ã›ã‚‹ã“ã¨ã§ï¼Œã„ãã¤ã‹ã®ãƒˆãƒ©ãƒ–ãƒ«ã‚’å›žé¿ã§ãã‚‹*2 *3ã€‚ é‡ã„ã‚¿ã‚¹ã‚¯ã¯UIã‚¹ãƒ¬ãƒƒãƒ‰ã§å‡¦ç†ã—ãªã„ã€‚AsyncTaskãªã©ã‚’ä½¿ã£ã¦ãƒ¯ãƒ¼ã‚«ãƒ¼ã‚¹ãƒ¬ãƒƒãƒ‰ã§å®Ÿè¡Œã™ã‚‹ã€‚ãŸã ã—ï¼Œãƒ¯ãƒ¼ã‚«
thaim 2012/04/14
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Android

é–‹ç™º

Java

æŠ€è¡“

HowTo
ãƒªãƒ³ã‚¯
GoFã®23ã®ãƒ‡ã‚¶ã‚¤ãƒ³ãƒ‘ã‚¿ãƒ¼ãƒ³ã‚’ï¼ŒJavaã§æ´»ç”¨ã™ã‚‹ãŸã‚ã®ä¸€è¦§è¡¨ã€€ï¼ˆãƒ‘ã‚¿ãƒ¼ãƒ³ã”ã¨ã®è¦ç´„ã‚³ãƒ¡ãƒ³ãƒˆä»˜ãï¼‰ - ä¸»ã«è¨€èªžã¨ã‚·ã‚¹ãƒ†ãƒ é–‹ç™ºã«é–¢ã—ã¦
GoFãƒ‡ã‚¶ã‚¤ãƒ³ãƒ‘ã‚¿ãƒ¼ãƒ³ã®ä¸€è¦§è¡¨ã¨ï¼Œæ´»ç”¨ã®ãŸã‚ã®ã‚³ãƒ¡ãƒ³ãƒˆï¼ŒãŠã‚ˆã³å…¥é–€è€…ãŒç‹¬å¦ã™ã‚‹ãŸã‚ã®ãƒªãƒ³ã‚¯é›†ï¼ˆã‚µãƒ³ãƒ—ãƒ«ã‚³ãƒ¼ãƒ‰ä»˜ãï¼‰ã€‚ å…¥é–€è€…ã®ç‹¬å¦ã‚’æ”¯æ´ã™ã‚‹ãŸã‚ã«ï¼Œã“ã®ãƒšãƒ¼ã‚¸ã®URLã‚’æç¤ºã—ã¦ç†Ÿèªã•ã›ï¼Œå„ãƒ‘ã‚¿ãƒ¼ãƒ³ã‚’çŸæ™‚é–“ã§åŠ¹çŽ‡ã‚ˆãå¦ã‚“ã§ã‚‚ã‚‰ã†ã€‚ ãƒ‡ã‚¶ã‚¤ãƒ³ãƒ‘ã‚¿ãƒ¼ãƒ³ã¯ãƒ—ãƒã‚°ãƒ©ãƒžã®å¸¸è˜ã ã€‚ Javaä½¿ã„ã‹ã©ã†ã‹ã¯å•ã‚ãªã„ã€‚ ã«ã‚‚é–¢ã‚ã‚‰ãšï¼Œå…¥é–€æ›¸ã‚’è²·ã£ãŸã¾ã¾ï¼Œé€”ä¸ã§æŒ«æŠ˜ã™ã‚‹äººãŒå¤šã„ã€‚ æŒ«æŠ˜ã®åŽŸå› ã¯ï¼Œãƒ‘ã‚¿ãƒ¼ãƒ³ã®æ•°ãŒ23ã‚‚ã‚ã£ã¦ï¼Œå¤šã„ã‹ã‚‰ã ã‚ã†ã€‚ å…¨ãƒ‘ã‚¿ãƒ¼ãƒ³ã‚’ã™ã‚“ãªã‚Šè¦šãˆã¦ã‚‚ã‚‰ã†ãŸã‚ã«ã¯ï¼Œå„ãƒ‘ã‚¿ãƒ¼ãƒ³ã”ã¨ã« ã€Œè¦ã™ã‚‹ã«ã“ã†ã„ã†ç›®çš„ã®ãƒ‘ã‚¿ãƒ¼ãƒ³ãªã‚“ã ã€‚ã€ ã€Œ10æ–‡å—ã§è¡¨ç¾ã™ã‚‹ã¨ï¼Œãƒ‘ã‚¿ãƒ¼ãƒ³ã®æ„å‘³ã¯ã“ã†ãªã‚“ã ã€‚ã€ ã¨ã„ã†è¦ç‚¹ãƒ»æœ¬è³ªã‚’ï¼ŒçŸã„ã‚³ãƒ¡ãƒ³ãƒˆã§ä¼ãˆã‚Œã°åŠ©ã‘ã«ãªã‚‹ã ã‚ã†ã€‚ ã“ã†ã„ã£ãŸå¦ç¿’ã‚’é€šã—ã¦ï¼ŒJavaè¨€èªžã®ã€Œè¨è¨ˆæ€æƒ³ã€ã‚‚ä½µã›ã¦æ„Ÿã˜å–ã£ã¦ã‚†ã‘ã‚‹ã¯ãšã€‚ å…¨ãƒ‘ã‚¿ãƒ¼ãƒ³ã®ä¸€è¦§è¡¨ï¼ˆè¦ç´„ã‚³ãƒ¡ãƒ³ãƒˆä»˜ãï¼‰ å…¨ãƒ‘ã‚¿ãƒ¼ãƒ³ã«ã¤ã„ã¦ï¼Œ10æ–‡å—ä»¥å†…
thaim 2012/04/01
Java

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ãƒ‡ã‚¶ã‚¤ãƒ³ãƒ‘ã‚¿ãƒ¼ãƒ³

é–‹ç™º

è§£èª¬
ãƒªãƒ³ã‚¯
å¾¹åº•è§£å‰–ã€ŒG1GCã€ ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ç·¨
æ›¸èªŒæƒ…å ± è‘—è€…: ä¸æ‘æˆæ´‹ ç™ºè¡Œæ—¥: 2011-06-27 æœ€çµ‚æ›´æ–°æ—¥: 2012-02-03 ãƒãƒ¼ã‚¸ãƒ§ãƒ³: 1.0.0 ãƒšãƒ¼ã‚¸æ•°: 62ãƒšãƒ¼ã‚¸(A4PDFç‰ˆæ›ç®—) å¯¾å¿œãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆ: EPUB, PDF å‡ºç‰ˆç¤¾: é”äººå‡ºç‰ˆä¼š å¯¾è±¡èªè€… é«˜åº¦ãªGCã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã«èˆˆå‘³ã®ã‚ã‚‹æ–¹ã€‚ã™ã§ã«ã€Žã‚¬ãƒ™ãƒ¼ã‚¸ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã¨å®Ÿè£…ã€ã‚’èªã¾ã‚Œã¦ã„ã¦ã€ç¶šãã‚’èªã¿ãŸã„æ–¹ è‘—è€…ã«ã¤ã„ã¦ ä¸æ‘æˆæ´‹ ä¸æ‘æˆæ´‹ï¼ˆnariï¼‰ã¯ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯å¿œç”¨é€šä¿¡ç ”ç©¶æ‰€ã«å‹¤ã‚ã¦ã„ã‚‹Rubyistã§ã™ã€‚ä»•äº‹ã§ã¯Railsã‚’ä½¿ã£ã¦Webã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’é–‹ç™ºã—ã¦ã„ã¾ã™ã€‚é«˜æ ¡ã‚’å’æ¥ã—ã¦ã‹ã‚‰ã¯ã‚¢ã‚¤ã‚¹å·¥å ´ã«2å¹´åŠã„ã¦ã€ãã‚Œã‹ã‚‰ãƒ—ãƒã‚°ãƒ©ãƒžã«è»¢è·ã—ã¾ã—ãŸã€‚ GCã«é…äº†ã•ã‚Œã¦ã—ã¾ã£ãŸäººé–“ã§ã€GCæ´ã¯4å¹´ã«ãªã‚Šã¾ã™ã€‚CRubyã®ã‚³ãƒŸãƒƒã‚¿ã¨ã—ã¦1å¹´ã«1åº¦ã®ãƒšãƒ¼ã‚¹ã§GCã®æ”¹å–„ã«å–ã‚Šçµ„ã‚“ã§ã„ã¾ã™ã€‚åŽ»å¹´ã¯CRubyã«æ–°ã—ãå–ã‚Šè¾¼ã¾ã‚ŒãŸLazySweepG
thaim 2011/11/02
ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ

æœ¬

java

gc

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°
ãƒªãƒ³ã‚¯
Java 8ã€Java 9ã¯ã©ã†ãªã‚‹ã®ã‹ã€‚JavaOneã®åŸºèª¿è¬›æ¼”ã§ç¤ºã•ã‚ŒãŸæ–¹å‘æ€§ã€‚JavaOne 2011
Java 8ã€Java 9ã¯ã©ã†ãªã‚‹ã®ã‹ã€‚JavaOneã®åŸºèª¿è¬›æ¼”ã§ç¤ºã•ã‚ŒãŸæ–¹å‘æ€§ã€‚JavaOne 2011 7æœˆã«ç™»å ´ã—ãŸã€ŒJava 7ã€ã«ç¶šããƒãƒ¼ã‚¸ãƒ§ãƒ³ã¨ã—ã¦é–‹ç™ºä¸ã®ã€ŒJava 8ã€ã€ŒJava 9ã€ã€‚ ã‚ªãƒ©ã‚¯ãƒ« Java Platformãƒãƒ¼ãƒ•ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒˆ Mark Reinholdæ°ã¯ã€ã‚µãƒ³ãƒ•ãƒ©ãƒ³ã‚·ã‚¹ã‚³ã§å…ˆé€±ã€10æœˆ4æ—¥ã‹ã‚‰é–‹å‚¬ã•ã‚ŒãŸã€ŒJaveOne 2011ã€ã®åŸºèª¿è¬›æ¼”ã§ã€ã€ŒJava 8ã€ã®æ©Ÿèƒ½ã¨ã—ã¦äºˆå®šã•ã‚Œã¦ã„ã‚‹ã€ãƒžãƒ«ãƒã‚³ã‚¢ãƒ—ãƒã‚»ãƒƒã‚µã¸ã®å¯¾å¿œã‚’ç›®çš„ã¨ã—ãŸã€ŒProject Lambdaã€ã€å¤§è¦æ¨¡ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¸ã®å¯¾å¿œã‚’ç›®æŒ‡ã™ã€ŒProject Jigsawã€ã®ç´¹ä»‹ã‚’è¡Œã„ã¾ã—ãŸã€‚ ã•ã‚‰ã«ã€ŒJava 9ã€ã®æ§‹æƒ³ã¨ã—ã¦ãƒ“ãƒƒã‚°ãƒ‡ãƒ¼ã‚¿ã€ãƒžãƒ«ãƒãƒ†ãƒŠãƒ³ãƒˆå¯¾å¿œãªã©ãŒã‚ã‚‹ã“ã¨ã‚’æ˜Žã‚‰ã‹ã«ã—ã¾ã—ãŸã€‚ æœ¬è¨˜äº‹ã¯ã€Œã€ŒJava 7ã€ã¨ã¯ã©ã‚“ãªãƒªãƒªãƒ¼ã‚¹ã ã£ãŸã®ã‹ã€ãƒãƒ¼ãƒ•ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒˆãŒè§£èª¬ã€‚JavaOne 2011
thaim 2011/10/15
Java

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

java8

java9

Î»

æŠ€è¡“

ã¾ã¨ã‚
ãƒªãƒ³ã‚¯
ã€ŒJava 7ã€ã¨ã¯ã©ã‚“ãªãƒªãƒªãƒ¼ã‚¹ã ã£ãŸã®ã‹ã€ãƒãƒ¼ãƒ•ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒˆãŒè§£èª¬ã€‚JavaOne 2011
ã‚µãƒ³ãƒ•ãƒ©ãƒ³ã‚·ã‚¹ã‚³ã§å…ˆé€±ã€10æœˆ4æ—¥ã‹ã‚‰é–‹å‚¬ã•ã‚ŒãŸã€ŒJaveOne 2011ã€ã€‚åŸºèª¿è¬›æ¼”ã§æœ€åˆã®è©±é¡Œã¨ã—ã¦èªžã‚‰ã‚ŒãŸã®ã¯ã€7æœˆã«ç™»å ´ã—ãŸã°ã‹ã‚Šã®Javaã®æœ€æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€ŒJava 7ã€ã«ã¤ã„ã¦ã§ã—ãŸã€‚ Java 7ã¨ã¯ã©ã‚“ãªãƒªãƒªãƒ¼ã‚¹ãªã®ã‹ã€åŸºèª¿è¬›æ¼”ã®æ¨¡æ§˜ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ ã€Œãƒ—ãƒ©ãƒ³Bã€ã¨ã—ã¦ãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸJava 7 ã‚ªãƒ©ã‚¯ãƒ« Java Platformãƒãƒ¼ãƒ•ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒˆ Mark Reinholdæ°ã€‚ 1å¹´å‰ã€Java SE 7ã‚’ã©ã†ã™ã¹ãã‹ã€ã¿ãªã•ã‚“ã«è³ªå•ã‚’ã—ãŸã€‚ãã®ã¨ãã«ã¯ä¸»ã«5ã¤ã®å¤§ããªæ–°æ©Ÿèƒ½å€™è£œã¨ã€ãã®ã»ã‹ã«ç´°ã‹ã„æ–°æ©Ÿèƒ½å€™è£œãŒã‚ã£ãŸã€‚ã—ã‹ã‚‚ãã®æ™‚ç‚¹ã§ã™ã§ã«Java 6ã‹ã‚‰6å¹´ãŒçµŒéŽã—ã¦ã„ãŸã€‚ ã“ã®æ–°æ©Ÿèƒ½å€™è£œã®ã†ã¡ã€ã„ãã¤ã‹ã¯é–‹ç™ºã«æ™‚é–“ãŒã‹ã‹ã‚Šãã†ãªã‚‚ã®ãŒã‚ã‚Šã€ãã‚Œã‚‰ã‚’Java SE 7ã‹ã‚‰åˆ†é›¢ã—ã¦Java SE 8ã®æ–°æ©Ÿèƒ½ã¨ã—ãŸè¨ˆç”»ã‚’ã€Œãƒ—ãƒ©ãƒ³Bã€ã¨ã—ãŸã€‚ã“ã‚Œãªã‚‰Java SE 7ãŒå½“åˆã‚ˆ
thaim 2011/10/15
Java

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

Java SE 7

ã¾ã¨ã‚

æŠ€è¡“

é–‹ç™º
ãƒªãƒ³ã‚¯
è‡ªç„¶è¨€èªžå‡¦ç†ã«ã¯ã‚„ã£ã±ã‚ŠPythonãŒã„ã¡ã°ã‚“ - nokunoã®æ—¥è¨˜
Quoraã§ã€Œè‡ªç„¶è¨€èªžå‡¦ç†ã«é©ã—ãŸãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¯ã©ã‚Œã‹ï¼Ÿã€ã¨ã„ã†è³ªå•ã‚’ã—ãŸã¨ã“ã‚ï¼Œã‚„ã£ã±ã‚ŠPythonãŒä¸€ç•ªäººæ°—ã®ã‚ˆã†ã§ã™ï¼ŽWhat programming language is suitable for natural language processing? - Quoraç†ç”±ã¨ã—ã¦ä»¥ä¸‹ãŒæŒ™ã’ã‚‰ã‚Œã¦ã„ã¾ã™NLTKãŒã‚ã‚‹ã‹ã‚‰æ£è¦è¡¨ç¾ãƒ©ã‚¤ãƒ–ãƒ©ãƒªï¼ˆreï¼‰ãŒå¼·åŠ›ã ã‹ã‚‰numpyã¨scipyãŒã‚ã‚‹ã‹ã‚‰ ã‚¹ã‚¯ãƒ¬ã‚¤ãƒ”ãƒ³ã‚°ã«BeautifulSoupã‚„Scrape.pyãŒä½¿ãˆã‚‹ã‹ã‚‰ Django / Pylons / Tornadoã®ã‚ˆã†ãªWebãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ãŒã‚ã‚‹ã‹ã‚‰ ã¾ãŸï¼Œæ©Ÿæ¢°å¦ç¿’ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’è¨€èªžåˆ¥ã«ã¾ã¨ã‚ãŸè³ªå•ã‚‚ã‚ã‚Šã¾ã—ãŸï¼Žã“ã¡ã‚‰ã‚‚Java, Python, RãŒå¤šã„ã§ã™ãï¼ŽWhich programming language has the best repository of ma
thaim 2011/08/20
Java

Python

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

è‡ªç„¶è¨€èªžå‡¦ç†
ãƒªãƒ³ã‚¯
1