ios4

问题 As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance. Closed 7 years ago . I have an Android App that I have developed and I have been tasked with recreating it for the iOS platform that will work back to iOS

问题 As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance. Closed 7 years ago . I have an Android App that I have developed and I have been tasked with recreating it for the iOS platform that will work back to iOS

问题 i know many solutions are available here for this problem but I am stuck on a single line which runs sometime successfully n crashes sometimes, i really dont know why this is happening..... here is my code of posting mail in which i m getting the error -[__NSCFDictionary rangeOfString:]: unrecognized selector sent to instance and here is my code of the method which is called on button pressed. NSString* ingredientLine = [arrayOfIngredientList objectAtIndex:i]; NSArray* split ; NSRange range =

问题 I am trying to capture tap event on my MKMapView , this way I can drop a MKPinAnnotation on the point where user tapped. Basically I have a map overlayed with MKOverlayViews (an overlay showing a building) and I would like to give user more information about that Overlay when they tap on it by dropping a MKPinAnnotaion and showing more information in the callout. Thank you. 回答1: You can use a UIGestureRecognizer to detect touches on the map view. Instead of a single tap, however, I would

问题 The problem is only happening with iOS4.3. I'm using ARC and my Base SDK is iOS6. In -viewDidAppear of my view controller, I check if this is the first time the app has been started and if so, then I create and show a UIAlertView. I assign that UIAlertView to a strong property on the view controller and set self as the UIAlertView delegate. self.uiAlertView = [[UIAlertView alloc] initWithTitle:@"Welcome!" message:messageString delegate:self cancelButtonTitle:@"OK" otherButtonTitles:@"View

问题 Is it possible to take an action when a text message received? like launching another app 回答1: It's not possible on a non-jailbroken iphone. Sorry :) Jailbroken ones might be different though. 来源： https://stackoverflow.com/questions/8225761/how-to-take-an-action-when-a-text-message-is-received-in-ios

问题 I have made a TabBar project using xcode's templates and I have the tabbar in the mainwindow.xib ofcourse. once after the user logs into the app, I redirect them to a page called notifications, [self presentModalViewController:controller animated:YES]; but the tabbar doesnt show up. now how can I either include the tabbar in the code above or get the tabbar from mainWindow.xib and display it once the UIView is loaded? Thanks 回答1: Does your 'log in' view display the TabBar? If so, that's

问题 If the html document is disabled. (no scrolling...) document.ontouchmove = function(event){ event.preventDefault(); } Can I selectively enabled elements in the html document? such as a div, span What javascript should I use to do that? 回答1: Here’s a fairly hacky solution. Change your touchmove handler as follows: document.ontouchmove = function (event) { if (!event.elementIsEnabled) { event.preventDefault(); } }; Then for an element that you want to enable: element.ontouchmove = function

问题 I am unable to debug my project as the breakpoints are not working. I have enabled breakpoint option but still its not helping me. I found some links but they are for the Xcode3 And for Xcode4 I found this site but it doesn't have any solution. What should I do ? 回答1: Open Scheme drop box Click on Edit Scheme Click on Run YOURAPP.app tab on the left Set Build Configuration to DEBUG Set Debugger to LLDB Enable breakpoints and Run the app 回答2: Ran face first into this problem after updating to

问题 In my app UIWebView loads Google maps, while using this Direction url == http://maps.google.com/maps?f=d&hl=en&geocode=&saddr=37.774930,-122.419415&daddr=37.7655277,-122.421811&ie=UTF8&z=12, it throws "Received memory warning" and my app crash. UIWebview is a subview of UIView in my view controller. I took it as a IBOutlet. Pls help me with this, it creates lots of trouble for my app. Thank you in advance... 回答1: Is your app actually crashing (does the Xcode debugger catch it? can you post