大约有 6,000 项符合查询结果(耗时:0.0114秒) [XML]

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Xcode iOS project only shows “My Mac 64-bit” but not simulator or device

...OS project is only showing "My Mac 64-bit" rather than the Simulator or my iPhone to build to. I have no idea why this is happening. I do not think that I have changed anything. ...
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Convert an NSURL to an NSString

...e user can choose an image either from the built-in app images or from the iphone photo library. I use an object Occasion that has an NSString property to save the imagePath . ...
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How to load local html file into UIWebView

... without inDirectory i got: iPhone Simulator/4.3.2/Applications/49351078-9423-4A24-8E58-B2A059961097/WebviewTest.app/sample.html but the html didn't show up in the screen it was still empty. I'm i missing something else? Here's the sample project: http:...
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Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?

...NSLog(@"User has rotated to portrait"); } } @end I was testing on an iPhone in the simulator, but my print statements won't get run if I test using the iPad since the traitsCollection won't change. This is strange because this is exactly what Apple recommends: - (void) traitCollectionDidChan...
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维护国家安全 中国限制出口无人机和高性能计算机 - 资讯 - 清泛网 - 专注...

维护国家安全 中国限制出口无人机和高性能计算机长期以来,欧美发达国家尤其是美国一直维持着高科技产品的对华出口禁令,尤其是近年来随着中国天河二号等超级计算机的崛起,美国又在高性能...长期以来,欧美发达国...
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error C2664: “std::list::list(const std::allocator &)”: 不能将参数 1...

...t(const std::allocator &)”: 不能将参数 1 从 “std::vector”转换“const std::allocator &”错误日志:error C2664: std::list<_Ty>::list(const std::allocator<_Ty> &): 不能将参数 1 从std::vector<_Ty>转换const std::...错误日志: error C2664: “std::list<_Ty>::list...
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App开发如何更快捷? - 更多技术 - 清泛网 - 专注C/C++及内核技术

App开发如何更快捷?如今,专业的第三方服务App开发缩短了周期降低了成本,让App开发越来越简单快捷。APICloud 是中国领先的云端一体移动应用云服务提供商,...如今,专业的第三方服务App开发缩短了周期降低了成本,让App...
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无法将类型“System.Collections.Generic.List&lt;xxxx.Test&gt;”隐式转换...

...Generic.List&lt;MyTestClient.WcfApp.CommonManageSrv.Test&gt;”隐式转换“MyTestClient.WcfApp.CommonManageSrv.Test[]”。 原因是WCF默认把List类型变成了Array,可以通过修改客户端配置指定参数类型,不过还是建议不要修改配置,使用默认的Array型数...
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App Inventor 2 蓝牙客户端,设备列表空? - 创客硬件开发 - 清泛IT社区...

...表显示框.元素字串(逗号分隔的字符串) 而设备列表空,如果代码没有问题,那就是 app 权限问题,需要在设置中打开相关权限,请参考文档: https://www.fun123.cn/reference/components/connectivity.html#BluetoothClient 代码没问题,...
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appinventor2 视频播放器如何将媒体源设置指向流式视频的 URL? - App应...

问:appinventor2 视频播放器如何将媒体源设置指向流式视频的 URL? 答:目前原生组件“视频播放器”媒体源只能是.3gp和.mp4的本地文件,无法播放网络视频流。 不过,可以通过拓展实现播放网络流式视频,不仅如此拓展还提...