ios5

问题 I am adding some images that I need to use in my app in Supporting Files folder(Xcode 4.3). But when I transfer that code to some other machine(like to my supervisor) those images are not available as in I have only their names displayed in red color in that list. How can I add them permanently? 回答1: In the add files windows, and after you select the images, make sure that distination check box is selected, this check box indicate whether you want to copy the selected items into distention

问题 I would like to know whether the Cache directory gets deleted when upgrading iOS? 回答1: There are no clear answer for this in the documentation. It can be purged when the device gets low on disk space or performing a full restoration. Application_Home/Library/Caches Use this directory to write any application-specific support files that you want to persist between launches of the application or during application updates. Your application is generally responsible for adding and removing these

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: NSDateFormatter and yyyy-MM-dd I have an NSDate variable in format yyyy-MM-dd that I want to convert to dd/MM/yyyy. How can I do it? NSDateFormatter *f = [[NSDateFormatter alloc] init]; [f setDateFormat:@"yyyy-MM-dd"]; NSDate *date = [f dateFromString:[[jugador objectAtIndex:0] valueForKey:@"FECHA_NAC"]]; Thanks 回答1: Using same NSDateformatter u can format date using setDateFormat and retreive date using

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: NSDateFormatter and yyyy-MM-dd I have an NSDate variable in format yyyy-MM-dd that I want to convert to dd/MM/yyyy. How can I do it? NSDateFormatter *f = [[NSDateFormatter alloc] init]; [f setDateFormat:@"yyyy-MM-dd"]; NSDate *date = [f dateFromString:[[jugador objectAtIndex:0] valueForKey:@"FECHA_NAC"]]; Thanks 回答1: Using same NSDateformatter u can format date using setDateFormat and retreive date using

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: NSDateFormatter and yyyy-MM-dd I have an NSDate variable in format yyyy-MM-dd that I want to convert to dd/MM/yyyy. How can I do it? NSDateFormatter *f = [[NSDateFormatter alloc] init]; [f setDateFormat:@"yyyy-MM-dd"]; NSDate *date = [f dateFromString:[[jugador objectAtIndex:0] valueForKey:@"FECHA_NAC"]]; Thanks 回答1: Using same NSDateformatter u can format date using setDateFormat and retreive date using

问题 I have a simple iOS native app that loads a single UIWebView. I would like the webView to show an error message if the app doesn't COMPLETELY finish loading the initial page in the webView within 20 seconds. I load my URL for the webView within my viewDidLoad like this (simplified): [webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.example.com"] cachePolicy:NSURLCacheStorageAllowed timeoutInterval:20.0]]; The timeoutInterval within the code above does not

问题 I have a simple iOS native app that loads a single UIWebView. I would like the webView to show an error message if the app doesn't COMPLETELY finish loading the initial page in the webView within 20 seconds. I load my URL for the webView within my viewDidLoad like this (simplified): [webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.example.com"] cachePolicy:NSURLCacheStorageAllowed timeoutInterval:20.0]]; The timeoutInterval within the code above does not

问题 I'm looking for a way to get a background location update every n minutes in my iOS application.. now i am getting update in every second.. can i change one second to three or four second or every minute... Here is my code: - (void)locationManager:(CLLocationManager *)manager didUpdateToLocation:(CLLocation *)newLocation fromLocation:(CLLocation *)oldLocation { if([self.delegate conformsToProtocol:@protocol(GPSLocationDelegate)]) { // Check if the class assigning itself as the delegate

问题 The problem is this: I need to be able to get analytics on didSelectRowAtIndexPath throughout a big existing app with lots of tableViews. My first thought of this is doing method swizzling on didSelectRowAtIndexPath: but my app crashes with "unrecognized selector sent to instance" message depending on the stuff is accessed in the original didSelectRowAtIndexPath implementation. Here is how I try to achieve this in a UIViewController category: #import "UIViewController+Swizzle.h"

问题 The problem is this: I need to be able to get analytics on didSelectRowAtIndexPath throughout a big existing app with lots of tableViews. My first thought of this is doing method swizzling on didSelectRowAtIndexPath: but my app crashes with "unrecognized selector sent to instance" message depending on the stuff is accessed in the original didSelectRowAtIndexPath implementation. Here is how I try to achieve this in a UIViewController category: #import "UIViewController+Swizzle.h"