我用Cocoa pod安装了最新的2.1.0版AFNetworking.当我在6.1模拟器上运行应用程序时,我收到以下错误:
dyld: Symbol not found: _NSURLSessionTransferSizeUnknown
Referenced from: /Users/OskarLarsson/Library/Application Support/iPhone Simulator/6.1/Applications/7F665584-0657-4E3E-A416-87C018E6964C/xxxx.app/xxxxx
Expected in: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.1.sdk/System/Library/Frameworks/Foundation.framework/Foundation
in /Users/OskarLarsson/Library/Application Support/iPhone Simulator/6.1/Applications/7F665584-0657-4E3E-A416-87C018E6964C/xxxx.app/xxxx
(lldb)
我在Mac OS X 10.8上发现了一个类似的问题AFNetworking 2.0"_NSURLSessionTransferSizeUnknown"链接错误,但是由于我的应用程序仍然在此版本的AFNetworking和iOS 6.1上崩溃,我想知道是否有人知道我做错了什么或是否我忘记了什么.
我正在使用:AFNetworking 2.1.0,Mac OS X 10.9.1和Xcode 5
我想知道是否有人可以解释在下面的示例中使用展开segue和使用委托之间的区别:
我有一个FriendsTableViewController由array朋友填充,另一个AddFriendTableViewController有一个功能添加friend到FriendsTableViewController.
这是我从我发送数据AddFriendViewController的方式unwind segue:
#pragma mark - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
// Check whether the Done button was tapped.
// If it wasn’t, instead of saving the friend, the method returns without doing anything else.
if (sender != self.doneButton) return;
// See whether there’s text in the text …