k12104的专栏

CodeSign error: Certificate identity 'iPhone Developer: XXXX (12345678)' appears more than once in the keychain. The codesign tool requires there only be one.一种解决方案：Quit XcodeIf the Keyc

On iPad, UIImagePickerController must be presented via UIPopoverController 可以用以下方法来判断设备的类型选择不同的Controllerif (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) { // We are using an iPhone

​1、卸载之前的XCode命令行执行下面命令：sudo /Developer/Library/uninstall-devtools --mode=all sudo /Developer/Library/uninstall-developer-folders参看：http://www.cocoachina.com/bbs/read.php?tid-17767.htmlht

[iPhone][Xcode]debug[问题描述:]编译无法上真机错误提示Couldn't register XXX(授权文件名称) with the bootstrap server. Error: unknown error code.This generally means that another instance of this process was al

Disconnect your device.Delete the app from your device.Quit Xcode completely.Go to ~/Library/Developer/Xcode/DerivedData and look at the folders there ($ ls).Find the one with the app's name in front