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justoneplanet id:justoneplanet

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Blocksã‚’ä½¿ã£ãŸHTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆ - mixi engineer blog
è–é—˜å£«æ˜ŸçŸ¢Î©ãŒã€æ€ã£ãŸã‚ˆã‚Šé¢ç™½ãã¦å°å®‡å®™ãŒè»½ãçˆ†ç™ºã—ãã†ãªk_kinukawaã§ã™ã€‚ ä»Šå›žã¯ã€iOSã‚¢ãƒ—ãƒªã§HTTPé€šä¿¡ã‚’è¡Œã†ã¨ãã®è©±ã§ã™ã€‚ 2012å¹´4æœˆ27æ—¥ ã€Œãƒ¡ã‚¤ãƒ³ã‚¹ãƒ¬ãƒƒãƒ‰ä¸Šã§å‡¦ç†ã—ã¦ã„ã‚‹ã€ã«ã¤ã„ã¦ä¸€éƒ¨ä¿®æ£ å¾“æ¥ã®NSURLConnectionã¯ã€ãƒ¬ã‚¹ãƒãƒ³ã‚¹ã‚’delegateã§ãƒãƒ³ãƒ‰ãƒªãƒ³ã‚°ã—ã¦ã„ã¾ã—ãŸã€‚ ãã®ãŸã‚ã€ãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’æŠ•ã’ã‚‹ç®‡æ‰€ã¨ãƒ¬ã‚¹ãƒãƒ³ã‚¹ã‚’å—ã‘ã‚‹ç®‡æ‰€ãŒã‚³ãƒ¼ãƒ‰ä¸Šã§é›¢ã‚Œã¦ã—ã¾ã„ã€å¯èªæ€§ãŒã‚ˆãã‚ã‚Šã¾ã›ã‚“ã§ã—ãŸã€‚ ã¾ãŸã€ãƒ¬ã‚¹ãƒãƒ³ã‚¹ã‚’å—ã‘å–ã£ãŸã‚ã¨ã®å‡¦ç†ã«ã¤ã„ã¦ã‚‚ã€delegateå†…ã§æ¡ä»¶åˆ†ã‘ã‚’ã—ã¦å‡¦ç†ã‚’ã—ã¦ã„ã‚‹ã†ã¡ã«åˆ†å²/ãƒã‚¹ãƒˆåœ°ç„ã«ãªã‚ŠãŒã¡ã§ã—ãŸã€‚ ä¸€æ–¹ã€iOS5ã‹ã‚‰NSURLConnectionã«sendAsynchronousRequest:queue:completionHandler:ã¨ã„ã†ãƒ¡ã‚½ãƒƒãƒ‰ãŒèª•ç”Ÿã—ã¾ã—ãŸã€‚ å¼•æ•°ã‚’è¦‹ã‚‹é™ã‚Šã€GCDã‚’ä½¿ã£ã¦éžåŒæœŸãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’ã™ã‚‹ç³»
justoneplanet 2012/05/03
Blocks

iPhone

iOS

http

blocks

delegate
ãƒªãƒ³ã‚¯
UIAlertView ã® delegate æŸç¸›ã‚’è§£æ”¾ã—ã‚ˆã† - mixi engineer blog
ã©ã†ã‚‚ã€ä½é‡Žã§ã™ã€‚ä»Šå›žã¯ UIAlertView ã®æ‹¡å¼µã‚«ãƒ†ã‚´ãƒªã‚’ä½œã£ã¦ã€delegate ã§ã¯ãªã Block ã§ã‚³ãƒ¼ãƒ«ãƒãƒƒã‚¯å‡¦ç†ã‚’è¨˜è¿°ã™ã‚‹ãŸã‚ã®æ‹¡å¼µã‚«ãƒ†ã‚´ãƒªã®ä½œã‚Šæ–¹ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ iOS4 ã‹ã‚‰ Objective-C ã§ã¯ Blocks ã¨ã„ã†ç‹¬è‡ªã®ã‚¯ãƒãƒ¼ã‚¸ãƒ£æ©Ÿèƒ½ãŒæè¼‰ã•ã‚Œã¾ã—ãŸã€‚ã“ã‚Œã«ã‚ˆã£ã¦ã‚¢ãƒ‹ãƒ¡ãƒ¼ã‚·ãƒ§ãƒ³ã®è¨˜è¿°ã‚„ã‚³ãƒ¼ãƒ«ãƒãƒƒã‚¯å‡¦ç†ãªã©ã‚°ãƒƒã¨ç›´è¦³çš„ãƒ»åŠ¹çŽ‡çš„ã«è¨˜è¿°ã§ãã‚‹ã‚ˆã†ã«ãªã£ãŸã®ã§ã™ãŒã€æ®‹å¿µãªãŒã‚‰ UIKit ã«ã‚ˆã£ã¦æä¾›ã•ã‚Œã¦ã„ã‚‹ã‚¯ãƒ©ã‚¹ã®å¤šãã¯ã¾ã Blocks ã«æœ€é©åŒ–ã•ã‚ŒãŸä½œã‚Šã«ãªã£ã¦ã„ã¾ã›ã‚“ã€‚UIAlertView ã‚‚ãã®ã²ã¨ã¤ã§ã™ã€‚ UIAlertView ã¯ã€ãã® delegate ã‚’å®Ÿè£…ã™ã‚‹ã“ã¨ã§ãƒ¦ãƒ¼ã‚¶ã‚¢ã‚¯ã‚·ãƒ§ãƒ³ã«å¯¾ã™ã‚‹å‡¦ç†ã‚’è¨˜è¿°ã™ã‚‹è¨³ã§ã™ãŒã€ã©ã†ã‚‚ä½¿ã„å‹æ‰‹ãŒæ‚ªã„ã€‚ä¾‹ãˆã°ã€åŒã˜ã§ç”»é¢å†…ã§2é€šã‚Šã® UIAlertView ã‚’è¡¨ç¤ºã™ã‚‹ã‚ˆã†ãª UIViewController
justoneplanet 2012/04/18
UIAlertView

delegate

objective-c

ios

iPhone
ãƒªãƒ³ã‚¯
backgroundå‡¦ç†ï¼†delegateé€šçŸ¥ã§ã®EXE BAD ACCESSå¯¾å‡¦æ³• | ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢é–‹ç™ºè¨˜
backgroundå‡¦ç†ï¼†delegateé€šçŸ¥ã¯ã‚µã‚¯ã‚µã‚¯å‹•ã‹ã™ãŸã‚ã«çµæ§‹ã‚ˆãä½¿ã„ã¾ã™ãŒã€ä¸€æ©é–“é•ãˆã‚‹ã¨EXE BAD ACCESSã ã‚‰ã‘ã«ãªã£ã¦ã—ã¾ã„ã¾ã™ã€‚(çµŒé¨“è«‡) ã©ã†ã‚„ã£ãŸã‚‰EXE BAD ACCESSã‚’é˜²ã’ã‚‹ã®ã‹ã€ãªã‚“ã¨ãªãã‚ã‹ã£ãŸã®ã§ãƒ¡ãƒ¢ã£ã¦ã¿ã¾ã™ã€‚ ãŠãŠã¾ã‹ãªå•é¡Œç‚¹ åŸºæœ¬çš„ã«ã¯backgroundã®å‡¦ç†ãŒçµ‚ã‚ã‚‹å‰ã«delegateå…ˆã®ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãŒè§£æ”¾ã•ã‚Œã¦ã—ã¾ã†ã®ãŒå•é¡Œã§ã™ã€‚ ã—ã‹ã—ã€ã“ã‚Œã¯å˜ç´”ã«ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãŒè§£æ”¾ã•ã‚Œã‚‹ã¨ãã«delegateã‚’nilã«ã™ã‚‹ã ã‘ã§ã¯è§£æ±ºã§ãã¾ã›ã‚“ã€‚ delegateã§å‘¼ã³å‡ºã•ã‚ŒãŸãƒ¡ã‚½ãƒƒãƒ‰ã‚’å®Ÿè¡Œä¸ã«ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãŒè§£æ”¾ã•ã‚Œã‚‹å¯èƒ½æ€§ã‚‚ã‚ã‚‹ã®ã§ã™ã€‚ ã“ã®å ´åˆã€delegateå…ˆã®ãƒ¡ã‚½ãƒƒãƒ‰ãŒå‘¼ã°ã‚Œã¦ã‚‹ã®ã§delegateã‚’nilã«ã—ã¦ã‚‚æ„å‘³ãŒãªãã€ãã®å¾Œselfã‚„ãƒ¡ãƒ³ãƒå¤‰æ•°ã‚’å‘¼ã³å‡ºã—ã¦ã—ã¾ã†ã¨ã‚¨ãƒ©ãƒ¼ãŒå‡ºã¦ãã‚‹ã‚ã‘ã§ã™ã€‚ å›žé¿æ³• ã¾ãšã€ã‚ˆãä½¿ã£ã¦ã„ãŸbac
justoneplanet 2011/10/28
delegate

EXE BAD ACCESS

Objective-C

iOS
ãƒªãƒ³ã‚¯
jQueryã®liveã‚„delegateã¯å®Ÿéš›ä½•ã‚’ã‚„ã£ã¦ã‚‹ã®ã‹
jQueryã«ã¯ã‚¤ãƒ™ãƒ³ãƒˆåˆ¶å¾¡ã®APIã¨ã—ã¦ã€clickã‚„mouseoverã®å…ƒã«ãªã‚‹bindã®ä»–ã«ã€åŒã˜ã‚ˆã†ãªå‘¼ã³å‡ºã—æ–¹ã®liveã‚„delegateãŒæä¾›ã•ã‚Œã¦ã„ã‚‹ã€‚ bindã¯DOM APIã§æä¾›ã•ã‚Œã¦ã„ã‚‹addEventListenerã®wrapperã ãŒã€liveã¯ä»¥ä¸‹ã®ã‚ˆã†ãªå®Ÿè£…ã«ãªã£ã¦ã„ã‚‹ã€‚ 1. ç¬¬ä¸€å¼•æ•°ã®ã‚¤ãƒ™ãƒ³ãƒˆåã§document objectã«liveç”¨ã®ã‚¤ãƒ™ãƒ³ãƒˆãƒãƒ³ãƒ‰ãƒ©ãƒ¼ã‚’bindã™ã‚‹ 2. 1ã§è¨å®šã—ãŸã‚¤ãƒ™ãƒ³ãƒˆãƒãƒ³ãƒ‰ãƒ©ãƒ¼å†…ã§document objectå†…ã«å˜åœ¨ã™ã‚‹è¦ç´ ä¸Šã§ç™ºç”Ÿã—ãŸã‚¤ãƒ™ãƒ³ãƒˆã‚’å…¨ã¦ã‚ãƒ£ãƒƒãƒã™ã‚‹ ãƒ»ã‚¤ãƒ™ãƒ³ãƒˆã®ç™ºç”Ÿå…ƒè¦ç´ ãŒbindæ™‚ã«è¨å®šã•ã‚ŒãŸã‚»ãƒ¬ã‚¯ã‚¿ã«ä¸€è‡´ã™ã‚‹å ´åˆã€ç¬¬äºŒå¼•æ•°ã«æŒ‡å®šã•ã‚ŒãŸãƒ¦ãƒ¼ã‚¶ãƒ¼ã®ã‚¤ãƒ™ãƒ³ãƒˆãƒãƒ³ãƒ‰ãƒ©ãƒ¼ã‚’å‘¼ã³å‡ºã™ ã“ã‚Œã¯ã‚‚ã¨ã‚‚ã¨ã€Œå¤šé‡ã®è¦ç´ ã«å¯¾ã—ã¦bindã™ã‚‹ã¨UIã‚’ãƒãƒƒã‚¯ã—ã¦ã—ã¾ã†ã€ã¨ã„ã†å•é¡Œã®å¯¾ç–ã¨ã—ã¦çŸ¥ã‚‰ã‚Œã¦ã„ãŸæ‰‹æ³•ã ãŒã€liveã¯ãã‚Œã‚’j
justoneplanet 2011/10/20
javascript

jQuery

live

delegate
ãƒªãƒ³ã‚¯
[iPhone] UIWebView ã®ãƒªãƒªãƒ¼ã‚¹å‰ã« delegate ã« nil ã‚’ã‚»ãƒƒãƒˆã™ã‚‹å¿…è¦ãŒã‚ã‚‹ | Sun Limited Mt.
UIWebView ã®ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã« delegate ã‚’æŒ‡å®šã—ã¦ã„ã‚‹å ´åˆã¯ä»¥ä¸‹ã®ã‚ˆã†ã« release ã™ã‚‹å‰ã« delegate ã« nil ã‚’ã‚»ãƒƒãƒˆã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ - (void) viewDidLoad { webView = [[UIWebView alloc] init]; webView.delegate = self; .... } - (void)dealloc { webView.delegate = nil; [webView release]; } ã‚¢ãƒƒãƒ—ãƒ«ã®ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ã«ã‚‚ä»¥ä¸‹ã®ã‚ˆã†ã«æ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚ Important: Before releasing an instance of UIWebView for which you have set a delegate, you must first set its delegate property to
justoneplanet 2011/03/28
UIWebView

delegate
ãƒªãƒ³ã‚¯
UIWebViewå†…ã®ç”»é¢é·ç§»ã‚’ãƒ•ãƒƒã‚¯ã™ã‚‹ - ã½ã‚“ã½ã“æ—¥è¨˜
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justoneplanet 2011/03/28
UIWebView

ãƒã‚¤ãƒ†ã‚£ãƒ–

é€£æº

delegate

ç”»é¢é·ç§»

ãƒ•ãƒƒã‚¯
ãƒªãƒ³ã‚¯
Delegateã«ã‚ˆã‚‹Viewåˆ‡æ›¿ãˆ
ã‚„ã£ã¨Delegateã«ã¤ã„ã¦ã‚ã‹ã£ã¦ããŸã€‚ è‡ªåˆ†ã®ã‚¯ãƒ©ã‚¹ã‚’ä»–ã®ã‚¯ãƒ©ã‚¹ã«å—ã‘æ¸¡ã™éš›ã€æ–°ãŸã«ã‚¯ãƒ©ã‚¹ã®ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã‚’ä½œæˆã—ãªãã¦ãã¦ã‚‚ã§ãã‚‹ï¼ã£ã¦ã“ã¨ã‹ã‚‚ã€‚ ä»¥ä¸‹ã®ã‚ˆã†ã«ã€è¤‡æ•°ã®ViewControllerã‚’ç®¡ç†ç”¨ã®ViewControllerã‚’çµŒç”±ã—ã¦åˆ‡ã‚Šæ›¿ãˆã¦ã¿ã‚‹ã€‚ YosouViewControllerï¼ˆç®¡ç†ç”¨ï¼‰ LoginViewControllerï¼ˆè¡¨ç¤ºç”¨ï¼‰ TopViewControllerï¼ˆè¡¨ç¤ºç”¨ï¼‰ ãƒ»LoginViewControllerã§ãƒã‚°ã‚¤ãƒ³ãƒœã‚¿ãƒ³ãŒã‚¯ãƒªãƒƒã‚¯ã•ã‚ŒãŸã‚‰ã€TopViewControllerã«åˆ‡ã‚Šæ›¿ãˆã‚‹ã€‚ ãƒ»ãƒšãƒ¼ã‚¸åˆ‡æ›¿ã®å‡¦ç†ã¯ã€åã®ViewControllerã‹ã‚‰YosouViewControllerDelegateã‚’çµŒç”±ã—ã¦YosouViewControllerã«å§”ä»»ã™ã‚‹ã€‚ YosouViewController.h @protocol YosouViewCo
justoneplanet 2011/02/26
objective-c

delegate

iPhoneé–‹ç™º
ãƒªãƒ³ã‚¯
ã‚„ã£ã¨ Delegate ãŒã‚ã‹ã£ãŸï¼ - Thatâ€™s why, Iâ€™m here!
iPhone SDKiPhone SDK ã‚’ä½¿ã£ã¦ã„ã‚‹ã¨åº¦ã€…å‡ºã¦ãã‚‹ "Delegate"ã€‚ã“ã‚ŒãŒä½¿ãˆãªã„ã¨ç”»é¢ã®åˆ‡ã‚Šæ›¿ãˆãŒã§ããªã„ã€‚ã¨ã„ã†ã“ã¨ã¯çŸ¥ã£ã¦ã„ãŸã‚“ã ãŒã€ã©ã†ã«ã‚‚ä½¿ã„æ–¹ãŒã‚ã‹ã‚‰ãªãã¦ã„ã¤ã‚‚å›°ã£ã¦ã„ãŸã€‚ãŠã‹ã’ã§ã€ç§ã®ã‚¢ãƒ—ãƒª Shuffle! ã¯ç”»é¢ãŒåˆ‡ã‚Šæ›¿ã‚ã‚‰ãªã„ã‚ã‘ã ãŒã€‚www çµå±€ã®ã¨ã“ã‚å¿…è¦ã«è¿«ã‚‰ã‚Œã€ã”ã«ã‚‡ã”ã«ã‚‡ã‚„ã£ã¦ã‚‹ã†ã¡ã«ä½¿ã„æ–¹ãŒã‚ã‹ã£ãŸã®ã§å‚™å¿˜éŒ²ã¨ã—ã¦æ›¸ã„ã¦ãŠã“ã†ã¨ã€‚ã¤ã„ã§ã«ã‚«ãƒ†ã‚´ãƒªã€ŒiPhone SDKã€ã‚‚æ–°è¨ã—ã¦ã€ä»Šå¾Œã‚‚æ°—ã«ãªã‚‹ã“ã¨ãŒã‚ã‚Œã°æ›¸ã„ã¦ã„ã“ã†ã¨æ€ã†ã€‚ ã•ã¦ã€Delegate ã‚’ä½¿ã†ç›®çš„ã¯ã€ãšã°ã‚Šã‚¯ãƒ©ã‚¹é–“ã§ãƒ‡ãƒ¼ã‚¿ã‚’ã‚„ã‚Šå–ã‚Šã™ã‚‹ãŸã‚ã¨ã„ã†ã“ã¨ã§ã„ã„ã¨ç†è§£ã—ã¦ã„ã‚‹ã€‚ä¾‹ãˆã°ã€æ™®é€šã® View ã« ã‚¤ãƒ¡ãƒ¼ã‚¸ã‚’è¡¨ç¤ºã™ã‚‹MyImageView ã‚¯ãƒ©ã‚¹ãŒã‚ã‚‹ã¨ã™ã‚‹ã€‚ã“ã“ã§ã€MyImageView ãŒã‚¯ãƒªãƒƒã‚¯ã•ã‚ŒãŸã‚‰ãƒ¡ã‚¤ãƒ³ã® View ã«ã‚ã‚‹ Label ã§ MyImage
justoneplanet 2011/02/26
objective-c

delegate

iPhoneé–‹ç™º
ãƒªãƒ³ã‚¯
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