[B! ãƒ¡ã‚½ãƒƒãƒ‰] kamatama_41ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

kamatama_41 id:kamatama_41

ãƒ¡ã‚½ãƒƒãƒ‰ã«é–¢ã™ã‚‹kamatama_41ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

${{author_name}}$

{{{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}}

javascriptã§thisã¨æˆ¯ã‚Œã‚‹ â€” ã‚ã‚Šãˆã‚‹ãˆã‚Šã‚
Recent entries Re: Adaã§è¶…ã„ã„åŠ æ¸›HTTPã‚µãƒ¼ãƒ iwanaga 2010-01-10 javascriptã§thisã¨æˆ¯ã‚Œã‚‹ iwanaga 2009-11-13 ç¬¬ä¸€å›žäº”åç”°Emacså‹‰å¼·ä¼šã®Ustreamé…ä¿¡ iwanaga 2009-09-29 ã‚ã‹ã£ãŸæ°—ã«ãªã‚‹æ°—ã«ãªã‚‹android iwanaga 2009-07-04 Rhinoã‚’çµ„ã¿è¾¼ã‚€ç‚ºã®ã‚¤ãƒ³ãƒˆãƒãƒ€ã‚¯ã‚·ãƒ§ãƒ³ iwanaga 2009-02-02 æœ€è¿‘ã®ã‚ã‚Šãˆã‚‹ã¯Goã‚„ã£ãŸã‚Šã€Closureã‚„ã£ãŸã‚Šã‹ã£ã“è‰¯ã„ã§ã™ãã€‚ ã“ã®ã‚ãŸã‚Šã¯ç¤¾å†…ã®è‡ªç§°äºŒåä»£ã®å‹‰å¼·ä¼šã§æ•™ãˆã¦è²°ãˆã‚‹ã“ã¨ã‚’æœŸå¾…ã—ã¤ã¤ã€ æ–°äººã•ã‚“å‘ã‘ã«é–‹å‚¬ã—ãŸjavascriptå‹‰å¼·ä¼šã®å°ãƒã‚¿ã¨ã—ã¦ã€ javascriptã®thisã«ã¤ã„ã¦ã®è©±ã‚’ã—ãŸã®ã§ãã®å†…å®¹ã‚’è¼‰ã›ã¦ã¿ã¾ã™ã€‚ javascriptãŒæœ¬æ¥ã®æ–¹ãªã©ã‹ã‚‰ã—ã¦ã¿ã‚Œã°è‡ªæ˜Žãªå†…å®¹ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ãŒã€
kamatama_41 2013/05/07
JavaScript

ãƒ¡ã‚½ãƒƒãƒ‰

this

ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆ

ã‚¹ã‚³ãƒ¼ãƒ—
ãƒªãƒ³ã‚¯
ä¸é€”åŠç«¯ã«å„ªç§€ãªãƒ—ãƒã‚°ãƒ©ãƒžãŒã€Œæ£ã—ã„ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ã€ã ã¨å¦„ä¿¡ã—ãŒã¡ãªï¼“ã¤ãƒã‚¤ãƒ³ãƒˆ - åˆ†è£‚å‹˜é•ã„å›åŠ‡å ´
ã€Œå¤‰æ•°ã®ã‚¹ã‚³ãƒ¼ãƒ—ã¯ç‹ã„ã»ã©è‰¯ã„ã€ã¨å¦„ä¿¡ã™ã‚‹ å¤‰æ•°ã§ã‚‚ãƒ¡ã‚½ãƒƒãƒ‰åã§ã‚‚ã‚¯ãƒ©ã‚¹åã§ã‚‚è¨€ãˆã‚‹ã“ã¨ã ãŒã€å˜ç´”ã«ã€Œã‚¹ã‚³ãƒ¼ãƒ—ã¯ç‹ã„ã»ã©ã‚ˆã„ã€ã¨ã„ã†æ–¹é‡ã§ãƒ—ãƒã‚°ãƒ©ãƒ ã™ã‚‹ã¨ã€é€†ã«ä¿å®ˆæ€§ã‚‚å¯èªæ€§ã‚‚æ‚ªã„ãƒ—ãƒã‚°ãƒ©ãƒ ãŒã§ãã‚ãŒã‚‹ã“ã¨ãŒã‘ã£ã“ã†ã‚ã‚‹*1ã€‚ å®Ÿéš›ã€ã€Œã‚ã¡ã“ã¡ã‹ã‚‰é »ç¹ã«ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹ã‚ˆã†ãªã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã‚„ãƒ¡ã‚½ãƒƒãƒ‰ã€ã¯ã€ã‚¹ã‚³ãƒ¼ãƒ—ã‚’ãã£ã¨åºƒãã—ã¦ã—ã¾ã£ãŸæ–¹ãŒ(å ´åˆã«ã‚ˆã£ã¦ã¯ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã‚„ã‚°ãƒãƒ¼ãƒãƒ«é–¢æ•°ã«ã—ã¦ã—ã¾ã£ãŸæ–¹ãŒ)ã€ã„ã¡ã„ã¡ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿æ¸¡ã—ã®ãƒã‚±ãƒ„ãƒªãƒ¬ãƒ¼ã‚’ã›ãšã«ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã‚„æ©Ÿèƒ½ã‚’ä½¿ã†ã“ã¨ãŒã§ãã€ãƒ—ãƒã‚°ãƒ©ãƒ ã®å¯èªæ€§ã‚‚ä¿å®ˆæ€§ã‚‚ãšã£ã¨å‘ä¸Šã™ã‚‹ã“ã¨ãŒã‘ã£ã“ã†ã‚ã‚‹ã€‚ ãŸã¨ãˆã°ã€ãƒ—ãƒã‚°ãƒ©ãƒ ã®ã„ã‚ã„ã‚ãªç®‡æ‰€ã‹ã‚‰æ¯”è¼ƒçš„é »ç¹ã«ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹å¿…è¦ãŒã‚ã‚‹ã‚ˆã†ãªã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã‚„æ©Ÿèƒ½ãŒãƒã‚¤ãƒ³ãƒ‰(æ ¼ç´)ã•ã‚ŒãŸå¤‰æ•°ã‚„ãƒ¡ã‚½ãƒƒãƒ‰ã®ã‚¹ã‚³ãƒ¼ãƒ—ã‚’ã‚¯ãƒ©ã‚¹ã‚„ãƒ¡ã‚½ãƒƒãƒ‰å†…ã®ãƒãƒ¼ã‚«ãƒ«ã«ã—ã¦ã€ãã‚Œã‚’ä½¿ã†ã¨ãã¯ã€ã„ã¡ã„ã¡å„ã‚¯ãƒ©ã‚¹ã‚„ãƒ¡ã‚½ãƒƒãƒ‰ã«ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿æ¸¡ã—ã®ãƒã‚§
kamatama_41 2013/04/30
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

programming

é–‹ç™º

å¤‰æ•°

ãƒ¡ã‚½ãƒƒãƒ‰

ãƒã‚¿
ãƒªãƒ³ã‚¯
privateãƒ¡ã‚½ãƒƒãƒ‰ã®ãƒ†ã‚¹ãƒˆã«ã¤ã„ã¦
ç€¬è‰¯ @shela_ @irof publicã‹ã‚‰privateã‚’å«ã‚ã¦æ¤œè¨¼ã™ã‚‹ã®ã¨ã€privateå˜ä½“ã ã‘ã§æ¤œè¨¼ã™ã‚‹ã®ã§ã‚ã‚Œã°ã€å…ˆã«privateå˜ä½“ã§æ¤œè¨¼ã—ã¦ãŠã„ãŸæ–¹ãŒå®‰å¿ƒæ„ŸãŒã‚ã‚‹ã¨æ€ã† 2012-08-25 16:38:24
kamatama_41 2012/08/25
åƒ•ã‚‚ãƒ†ã‚¹ãƒˆã—ãŸã„ãã‚‰ã„ã®privateã¯åˆ¥ã‚¯ãƒ©ã‚¹ã«ã—ã¦å…¬é–‹ã—ã‚ã‚ˆæ´¾ã‹ãªãã€‚

TDD

ãƒ†ã‚¹ãƒˆ

ãƒ¡ã‚½ãƒƒãƒ‰

private

public
ãƒªãƒ³ã‚¯
scalaã§ã¯ã€ãªãœã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã‚„ãƒ‡ã‚¯ãƒªãƒ¡ãƒ³ãƒˆãŒã§ããªã„ã®ã‹ï¼Ÿ - xuwei-k's blog
javaã§ã¯ã€ä»¥ä¸‹ã®ã‚ˆã†ã« int a = 0; int b = ++a; System.out.print(a); // 1 ãŒè¡¨ç¤ºã•ã‚Œã‚‹ System.out.print(b); // bã‚‚1 ++ã¨ã„ã†ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã™ã‚‹ãŸã‚ã®æ¼”ç®—åãŒã‚ã‚Šã¾ã™ã€‚ ã—ã‹ã—scalaã®å ´åˆ var a = 0 // a ++ ã“ã‚Œã¯ãƒ€ãƒ¡ val b = a += 1 print(a) // 1 ãŒè¡¨ç¤ºã•ã‚Œã‚‹ print(b) // b ã¯Unit ã¨ã„ã†ã‚ˆã†ã«ã—ãªã„ã¨ã„ã‘ã¾ã›ã‚“ã€‚ ã“ã®é•ã„ã«ã¤ã„ã¦ã®ãŠãªã¯ã—(ãƒ»Ï‰ãƒ»)ãƒŽ ã“ã‚Œã‚’ã¡ã‚ƒã‚“ã¨è§£èª¬ã—ã‚ˆã†ã¨ã™ã‚‹ã¨ã€ã‹ãªã‚Šã‚„ã‚„ã“ã—ã„ã‚“ã§ã™ãŒã€ãã‚Œãªã‚Šã®ç†ç”±ãŒã‚ã‚Šã¾ã™ã€‚ ã™ã”ãç´°ã‹ã„ã¨ã“ã‚ã ã‘ã©ã€Javaã¨ã®é•ã„ã§åˆå¿ƒè€…ãŒæˆ¸æƒ‘ã„ã‚„ã™ã„ã¨ã“ã‚ã ã¨æ€ã„ã¾ã™ã€‚ Javaã®è¨€èªžä»•æ§˜æ›¸ã®15.14 ã€œ 15.18ã‚ãŸã‚Šã ã¨ãŠã‚‚ã„ã¾ã™ãŒã€++ã€+=ã€--ã€-=ã€ãªã©ã¯ã€ã™ã¹ã¦Ope
kamatama_41 2011/07/17
è¨€èªžä»•æ§˜ã‚’ç†è§£ã™ã‚‹ã€ã‚³ãƒ¬å¤§äº‹

Scala

ãƒ¡ã‚½ãƒƒãƒ‰
ãƒªãƒ³ã‚¯
protectedãƒ¡ã‚½ãƒƒãƒ‰ã¨ã¯ : JavaA2Z
kamatama_41 2011/05/22
java

protected

ãƒ¡ã‚½ãƒƒãƒ‰
ãƒªãƒ³ã‚¯
1