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how to implement a pop up dialog box in iOS
... message:@"You must be connected to the internet to use this app."
delegate:nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
[alert release];
...
Determine if running on a rooted device
My app has a certain piece of functionality that will only work on a device where root is available. Rather than having this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the ...
support FragmentPagerAdapter holds reference to old fragments
...oads the current page, and the one to the left and right.
If you put your app into the background, the fragments that have been added to the fragment manager are saved automatically. Even if your app is killed, this information is restored when you relaunch your app.
Now consider that you have vie...
Cannot hide status bar in iOS7
I just upgraded my iPhone 5 iOS 7 to four beta version. Now when I run my app from Xcode 5 on this iPhone, status bar doesn’t hide, even though it should.
...
How do I fix “Failed to sync vcpu reg” error?
...lled everything and created an AVD for the android version, and everything appears correct, but when I run it, I get this output:
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Devise Secret Key was not set
I am developing a Rails 4 app using the Active Admin gem for the administration back end. Active Admin in turn uses Devise for user authentication. Now, when I try to deploy the app using capistrano on the VPS server, I get the below error:
...
Android Python Programming [closed]
...raphics and visualizations can run very fast when interacting with the the application. Their process for creating an apk is also very straight forward.
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Angularjs code/naming conventions [closed]
...accepted reference for Angular naming conventions to use when we build our applications?
5 Answers
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iOS开发(一)：真机调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...开发者帐号和Mac开发者帐号需要分开购买，现在都合并为Apple Developer Program了，所以只需要出一份钱了。打开https://developer.apple.com/programs/, 点击右上角Enroll
点击start your enrollment
选择你是个人开发者还是企业，选择个人开发...
网上免登陆找素材、处理素材技巧 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
1、找声音素材推荐“站长素材”平台，不用登陆即可下载声音，体验很不错，网址：https://sc.chinaz.com/yinxiao/。
同样也可以找图片素材：https://sc.chinaz.com/tu/
2、处理图片（在线ps）：
功能及体验接近桌面版的Photoshop...