ios5

问题 - (BOOL)cellIsSelected:(NSIndexPath *)indexPath { // Return whether the cell at the specified index path is selected or not NSNumber *selectedIndex = [selectedIndexes objectForKey:indexPath]; return selectedIndex == nil ? FALSE : [selectedIndex boolValue]; } - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { // Deselect cell [tableView deselectRowAtIndexPath:indexPath animated:YES]; // Toggle 'selected' state BOOL isSelected = ![self cellIsSelected

问题 How can I make replace a "navigation bar with prompt" with a same size image? I have seen this in other apps. All I can do is replace the navigation bar alone with no prompt. I want the size with the prompt so that I can put a heighty logo. Thanks for any resource. 回答1: i hope this works for u. self.navigationItem.prompt = @""; UIImageView *imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"YOUR IMAGE NAME"]]; imageView.frame = CGRectMake(self.view.frame.size.width/2, 0, 10,

问题 I am working on Tesseract library and below is the input for the Tesseract, At the initial step of implementation I have used only the "MRZ" zone of the ID card. But the actual intention is to scan the entire document and get all the texts in the ID card. I have gone through this document and to improve quality of Tesseract th first step is the image should be 300 dpi. 1) How to convert the captured camera image in ios to 300 dpi? 2) What should be the best contrast and brigtness level for

问题 I am using Xcode 4.3.1 . I have created the UI using Storyboard which has many View Controllers. Issue In my app i am using ShakeGesture. While shaking i am doing some operations, its working fine. But, when shaking get stopped i need to pass some values to another View controller to display it. I have seen many post it says how to pass value when button clicked,but no one related with my problem. It would be great if you solve my issue My question is How to pass values from one View to

问题 I am using Xcode 4.3.1 . I have created the UI using Storyboard which has many View Controllers. Issue In my app i am using ShakeGesture. While shaking i am doing some operations, its working fine. But, when shaking get stopped i need to pass some values to another View controller to display it. I have seen many post it says how to pass value when button clicked,but no one related with my problem. It would be great if you solve my issue My question is How to pass values from one View to

问题 I have a requirement in an app, where the user will be taken to the homepage of the particular app when he does a four finger pinch from any other screen apart from the home screen. But the four finger pinch gesture is Apple's default gesture to put the app in the background. Is there any particular way we can over ride this gesture? Also if I over ride the gesture, will it be allowed in the AppStore? Any help will be appreciated. 回答1: See Apple's Human Interface Guidelines: Support Gestures

问题 Can someone help me step by step how to archive and submit the app to the app store. in Xcode 4.2 I have been searching on YouTube and over the net they all are incomplete Please help me in detail 回答1: Make sure all your certificates are correct and are installed on your machine Go to iTunes Connect and create a new application/build [delete as appropriate] Run Build and Archive Switch to the Organizer Select the build that you've just completed Press the Validate button If that went well,

问题 I've been porting icy (iPhone Debian-Based Package manager -- Jailbreak ) to iOS 5. i've allready ported it once 4.0 came out, but now i'm getting errors wich untill now, i didn't solve. When i build icy in iOS Simulator it has zero errors, but when i build it on my actual device, i'm getting the following errors : Undefined symbols for architecture armv7: "_curl_easy_strerror", referenced from: -[URLDownload start] in URLDownload.o "_curl_easy_perform", referenced from: -[URLDownload start]

问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 years ago . thread #1: tid = 0xba03, 0x3a156b26 libobjc.A.dylib`objc_msgSend + 6, queue = 'com.apple.main-thread, stop reason = EXC_BAD_ACCESS (code=1, address=0xa000000c) frame #0: 0x3a156b26 libobjc.A.dylib`objc_msgSend + 6 frame #1: 0x2fcfc654 CoreFoundation`CFRelease + 556 frame #2: 0x2fd07b44

问题 I've defined my custom method ( -(void)loadXML {} ) into my appDelegate. Now I'd like to use it in severals viewControllers; Right now I'm using local NSDate objects. NSDate *todayDate = [NSDate date]; NSString *XMLUrl = @"http://localhost/MyApp/GetXML?&aDate="; NSString *urlString = [NSString stringWithFormat:@"%@%@", XMLUrl, todayDate]; tbxml = [[TBXML alloc] initWithURL:[NSURL URLWithString:urlString]]; instead of 'todayDate' I'd like to have 'selectedDate'; also how I add a bool to my