大约有 7,000 项符合查询结果(耗时:0.0130秒) [XML]

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:active pseudo-class doesn't work in mobile safari

In Webkit on iPhone/iPad/iPod, specifying styling for an :active pseudo-class for an <a> tag doesn't trigger when you tap on the element. How can I get this to trigger? Example code: ...
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Is it possible to use JavaScript to change the meta-tags of the page?

...;meta name="SKYPE_TOOLBAR" content="SKYPE_TOOLBAR_PARSER_COMPATIBLE"> iPhone: Switch off phone number parser <meta name="format-detection" content="telephone=no"> Google Chrome Frame <meta http-equiv="X-UA-Compatible" content="chrome=1"> Viewport definition for mobile devices ...
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Having a UITextField in a UITableViewCell

... Try this out. Works like a charm for me (on iPhone devices). I used this code for a login screen once. I configured the table view to have two sections. You can of course get rid of the section conditionals. - (UITableViewCell *)tableView:(UITableView *)tableView cell...
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Given a view, how do I get its viewController?

...e more nit-picky about design abstraction :) I would make parallel between iPhone's UIView and UIViewController classes and PureMVC's View and Mediator classes - most of the time, the View class doesn't need to know about its MVC handler/interface (UIViewController/Mediator). –...
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糯米推全景地图 让竞争对手们如何接招? - 资讯 - 清泛网 - 专注C/C++及内核技术

...想,顾客想去某家吃饭,得看看干净卫生不,餐厅的环境是否优雅,位置是否合理,否则吃着怎么放心?怎么舒心?吃饭如此,那KTV、购物等亦是如此。而这些功能吸引了顾客,同样也可以吸引优质的商家,谁不愿意去人多的平...
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How do iOS Push Notifications work?

...ing the server for the push notifications. To keep it simple, consider an iPhone is connected to internet. On connecting to internet iPhone establishes connection to Apple Push Notifications server this connection is open connection which means data can be thrown to iPhone from server the moment da...
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动态追踪(Dynamic Tracing)技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...析当中可以扮演非常关键的角色,那么很自然地会想到,是否也可以用类似的方法和思想去追踪硬件。 我们知道其实操作系统是直接和硬件打交道的,那么通过追踪操作系统的某些驱动程序或者其他方面,我们也可以间接地去...
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Location Services not working in iOS 8

...mmended approach is to conditionally compile using the SDK defined macro __IPHONE_OS_VERSION_MAX_ALLOWED (#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 80000) – Steven Kramer Sep 22 '14 at 19:46 ...
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Generating random numbers in Objective-C

....3. In case you're supporting older devices, you should add a check: #if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_4_3 If it fails the check, fall back to another solution. – Ron Jan 20 '12 at 0:39 ...
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Opening the Settings app from another app

...en Settings App using openURL? Programmatically opening the settings app (iPhone) How can I open the Settings app when the user presses a button? iPhone: Opening Application Preferences Panel From App Open UIPickerView by clicking on an entry in the app's preferences - How to? Open the Settings...