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  • Is there a way to set an int to 001

    - by H.aLFaRSi
    i need to set an integer to start from 001 instead of only 1 int iNumber = 001; NSLog(@"%d",iNumber); // this is logging 1 instead of 001 is there a possible way to make it 001 ? [UPDATED] i need this because i`m creating an NSMutableArray from NSUserDefaults, after that I'm sorting the array using NSSortDescriptor. the problem is because i can't set the int to start from 001 the array i sorted like this 0, 10, 11, 12, 1, 2, 3, 4, 5, 6, 7, 8, 9. More Code explained NSString *name = @"Name"; NSUserDefaults *MainArray = [NSUserDefaults standardUserDefaults]; NSString *Temp = [NSString stringWithFormat:@"%@%d", name,MainNumber]; [MainArray setObject:@"test" forKey:Temp]; [MainArray synchronize]; NSLog(@"%@",Temp); MainNumber++; the above code will save it like this : Name1,Name2,Name3.... i need it to be Name001, Name002, Name003 ....... thank you in advance :)

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  • How can I prevent a view from covering my tab controller in my tab based application?

    - by helloJello
    I have an application with a Tab Bar Controller that has three tabs. In tab 1 there is a view (view1) with a button that when clicked transitions the user to a new view (view2) still within tab 1. However when this new view (view2) is loaded it covers my tab bar controller. What is the best approach for me to take to still display tab bar controller as well as keep tab 1 highlighted?

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  • Get information from WebPage.

    - by william-hu
    I want to set up an app which can get the information from a particular web page. Then i display the value which got from that page to the iPhone user. Detail:In the webpage on server ,there is the schedule for bus time. If the user input origin and terminus then show the user the time information(list on webpage) in a label. That's all. What i have finished is : Open the iphone app, input two value(origin and terminus) to UITextField. Send the URL to server. Get the page, and show in UIWebView. What my problem next is how should i get the information form that page into another two labels to give the user about the bus time. I have store data in my Array receiveData: self.receivedData = data; I am not clear the data i received is XML or what? And how should i pick-up the value i want. (should i save the value to property list and the read the value?) Thank you so much!

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  • label text limit

    - by ven in Iphone world
    i am having label and text on to it is loaded by dynamically is connecting to radio and displays name of song ,i am getting problem with song name is crosses my play button present on my player ...so i want to limit while display...

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  • Removing Objects From NSMutableArray

    - by Garry
    Hi, I have a NSMutableArray that contains all the calendars on my system (as CalCalendar objects): NSMutableArray *calendars = [[CalCalendarStore defaultCalendarStore] calendars]; I want to remove from calendars any CalCalendar objects whose title does not include the string @"work". I've tried this: for (CalCalendar *cal in calendars) { // Look to see if this calendar's title contains "work". If not - remove it if ([[cal title] rangeOfString:@"work"].location == NSNotFound) { [calendars removeObject:cal]; } } The console is complaining that: *** Collection <NSCFArray: 0x11660ccb0> was mutated while being enumerated. And things go bad. Obviously it would seem you can't do what I want to do this way so can anyone suggest the best way to go about it? Thanks,

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  • release viewcontroller after presenting modally

    - by Jonathan
    I was watching CS193P Stanford course on Itunes, and in one of the lectures a demo was given and There it was said you could present the viewcontroller modally and then release it. Roughly like this (I know this isn't perfect but I'm on my PC atm) [self.view presentcontentmodally:myVC] [myVC release]; However this seems to produce problems. If I put a NSLog(@"%d", [myVC retainCount]) between those two lines then it returns 2 implying it is ok to release. However when I dismiss the myVC the app crashes. Nothing in the NSlog and the debugger won't show where it stopped. But I used malloc-history or something that some blog said would help. And found that it was the myVC. So should I be releasing myVC? (also when the modalVC has been dissmissed should the app's memory usuage go back to before the modalVC was presented?)

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  • How do I make it save in x-code?

    - by Nathan
    THIS IS USING X-CODE Okay, so I've put in all of the code in order for a page to be saved in a navigation app. I've also made the table refresh once you enter the main screen, but I don't see the page pop up until the second time I come back. How can I make it so it comes up the first time I come in?

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  • Embedded Lua on iPhone. What's new and what does it mean?

    - by John Smith
    Apparently Apple has changed some term in the agreement again. From http://www.appleoutsider.com/2010/06/10/hello-lua/ section 3.3.2 is now Unless otherwise approved by Apple in writing, no interpreted code may be downloaded or used in an Application except for code that is interpreted and run by Apple’s Documented APIs and built-in interpreter(s). Notwithstanding the foregoing, with Apple’s prior written consent, an Application may use embedded interpreted code in a limited way if such use is solely for providing minor features or functionality that are consistent with the intended and advertised purpose of the Application. instead of the original No interpreted code may be downloaded or used in an Application except for code that is interpreted and run by Apple’s Documented APIs and built-in interpreter(s). I am more interested in embedding Lua, but other people have other embeddings they want to make. I am wondering how you ask for permission, and what they mean by the terms "minor features" and "consistent" and how will Apple interpret this section? It seems to have enough loopholes to drive a real firetruck through.

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  • Items Created via IB are not being displayed

    - by Rohan
    Hello, This is what i have done so far, Made a Custom view added few objects, as shown below @interface CommUICustomSignInView : CommUICustomView { IBOutlet NSButton *pBtn; IBOutlet NSTextField *pTextField; NSTrackingArea *pTrackingArea; NSCursor *pPonitHandCursor; } Added all IBoutlet correctly, Now thru Interface builder constructed a Window controller interface builder in which added a custom view and provided this class name in the interface builder, I hope i could able to visualize you guys, now whenever i loaded this view, the item whatever i created by IB are not being displayed, Am i doing something wrong, or something missing,

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  • Is there any example code explaining how to change Facebooks API existing code to make it yours?

    - by Naeim
    FBStreamDialog* dialog = [[[FBStreamDialog alloc] init] autorelease]; dialog.delegate = self; dialog.userMessagePrompt = @"Example prompt"; dialog.attachment = @"{\"name\":\"Facebook Connect for iPhone\"," "\"href\":\"http://developers.facebook.com/connect.php?tab=iphone\"," "\"caption\":\"Caption\",\"description\":\"Description\"," "\"media\":[{\"type\":\"image\"," "\"src\":\"http://img40.yfrog.com/img40/5914/iphoneconnectbtn.jpg\"," "\"href\":\"http://developers.facebook.com/connect.php?tab=iphone/\"}]," "\"properties\":{\"another link\":{\"text\":\"Facebook home page\",\"href\":\"http://www.facebook.com\"}}}"; // replace this with a friend's UID // dialog.targetId = @"999999"; [dialog show]; Is there any example code explaining how to change Facebooks API existing code to make it yours? i want to change http://img40.yfrog.com/img40/5914/iphoneconnectbtn.jpg to http://img40.yfrog.com/img40/5914/%@.jpg //... , %mystring

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  • Having an issue while trying to implement In-App Purchase

    - by Raymond
    This is my first time to implement In-App purchase and I am using the tutorial located here: Ray Wenderlich Now I am sure this is something simple, but I am having issues figuring out, so I figured I would ask all of the gurus out here. The compiler is saying that _products is Use of undeclared identifier - (void)productPurchased:(NSNotification *)notification { NSString * productIdentifier = notification.object; [_products enumerateObjectsUsingBlock:^(SKProduct * product, NSUInteger idx, BOOL *stop) { if ([product.productIdentifier isEqualToString:productIdentifier]) { *stop = YES; } }]; }

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  • Correcting a plist with dictionaries

    - by ingenspor
    Plist is copyed to documents directory if it doesn't exist. If it already exists, I want to use the "Name" key from NSDictionary in bundleArray to find the matching NSDictionary in documentsArray. When the match is found, I want to check for changes in the strings and replace them if there is a change. If a match is not found it means this dictionary must be added to documents plist. This is my code: - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { [self managePlist]; return YES; } - (void)managePlist { NSError *error; NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory = [paths objectAtIndex:0]; NSString *path = [documentsDirectory stringByAppendingPathComponent:@"Objects.plist"]; NSString *bundle = [[NSBundle mainBundle] pathForResource:@"Objects" ofType:@"plist"]; NSFileManager *fileManager = [NSFileManager defaultManager]; if (![fileManager fileExistsAtPath: path]) { [fileManager copyItemAtPath:bundle toPath:path error:&error]; } else { NSArray *bundleArray = [[NSArray alloc] initWithContentsOfFile:bundle]; NSMutableArray *documentArray = [[NSMutableArray alloc] initWithContentsOfFile:path]; BOOL updateDictionary = NO; for(int i=0;i<bundleArray.count;i++) { NSDictionary *bundleDict=[bundleArray objectAtIndex:i]; BOOL matchInDocuments = NO; for(int ii=0;ii<documentArray.count;ii++) { NSMutableDictionary *documentDict = [documentArray objectAtIndex:ii]; NSString *bundleObjectName = [bundleDict valueForKey:@"Name"]; NSString *documentsObjectName = [documentDict valueForKey:@"Name"]; NSRange range = [documentsObjectName rangeOfString:bundleObjectName options:NSCaseInsensitiveSearch]; if (range.location != NSNotFound) { matchInDocuments = YES; } if (matchInDocuments) { if ([bundleDict objectForKey:@"District"] != [documentDict objectForKey:@"District"]) { [documentDict setObject:[bundleDict objectForKey:@"District"] forKey:@"District"]; updateDictionary=YES; } } else { [documentArray addObject:bundleDict]; updateDictionary=YES; } } } if(updateDictionary){ [documentArray writeToFile:path atomically:YES]; } } } If I run my app now I get this message: '-[__NSCFDictionary setObject:forKey:]: mutating method sent to immutable object' How can I fix this? When this is fixed, do you think my code will work? If not, I would be happy for some suggestions on how to do this. I have struggled for a while and really need to publish the update with the corrections! Thanks a lot for your help.

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  • Show and Fade UIImageView after 2 Seconds

    - by user1536432
    I am working on a notification system in my iPhone game and want an image to pop up on the screen and automatically fade after 2 seconds. User clicks a button that calls the method "popupImage" An image appears on the screen in a designated spot, it doesn't need to fade in The image fades out by itself after being on the screen for 2 seconds. Is there any way of doing this? Thanks ahead of time.

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  • Should I use interface builder or not?

    - by Michael Waterfall
    I'd like to know more about the pros and cons of using interface builder when developing iPhone/iPad apps. I've written a fairly complex and customized app that's on the app store right now, but all of the interfaces are hand coded as they are fairly complex. I've customised the navigation and tab bars with backgrounds, table view cells are manually drawn for speed, and some views are complex and scalable with many subviews. I'm pondering whether or not to start using interface builder but I'm not sure to what extent I'll use it and whether it's worth it at all. Is it quicker? Can things still be easily customised? Any advice would be most welcome!

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  • Core Data NSFetchedResultsController sorting in certain sequence

    - by Moze
    I'm writing iphone app that has UITableView and uses Core Data. Data in UITableView is shown using NSFetchedResultsController. I use NSPredicate operator "IN" to fetch only needed entries. NSArray *filterArray = [NSArray arrayWithObjects:@"789", @"963", @"445", @"198", nil]; NSPredicate *predicate = [NSPredicate predicateWithFormat:@"id IN %@", filterArray]; Now the problem is that I need to show entries in same sequence they are in filterArray. How can I do it? How I can create NSSortDescriptor that would sort all entries in that way? I tried without sort descriptor, but I get error that NSFetchedResultsController needs sortDescriptor to be set.

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  • Alternatives to UIWebView for rich content?

    - by ojreadmore
    In my app, I am displaying 4 "tabs", each are local content through a UIWebView. I create HTML markup from my simple data. This is slow to load and I'm trying to speed it up. I'm using UIWebView to accomplish these: 1. hyperlinks 2. some styling - font colors 3. HTML tables Writing my own class to handle this is okay for (1.) hyperlinks - I can use a touch event to call a method. And (2.) styling - I can use UILables to do basic formatting, no biggie here. BUT what I really love about the UIWebViews is the (3.) HTML tables! I find it troublesome to line up the UILabels in a way that mimics HTML Tables, for instance, one cell's height in a row changes the height of all cells. I'm looking for another perspective or knowledge of an alternative.

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  • How do I make a UIAlertView happen only on the first start-up of an iPhone app?

    - by user309245
    I'm using the UIAlertView to make a pop-up happen once the app has started up. It works fine but I only want the pop up to happen on the first start-up of the app. At the moment I've got the UIAlertView in the AppDelegate class, after the application didFinishLaunching. Here is my code at the moment. - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { sleep(4); UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Welcome!" message:@"SAMPLE!!!" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil]; [alert show]; [alert release]; I'm new to app development so sorry if this is simple. Thanks in advance! :)

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  • iOS Development: Why isn't my try block catching the exception?

    - by BeachRunnerJoe
    Hi. I have an exception being thrown in my code, but when I wrap it in an try/catch block, it doesn't get caught. The NSLog statement is never called in the catch block. Here's the code... NSInteger quoteLength; [data getBytes:(void *)&quoteLength range:NSMakeRange(sizeof(messageType), sizeof(quoteLength))]; @try { //Debugger stack trace shows an NSException being thrown on this statement NSData *stringData = [data subdataWithRange:NSMakeRange(sizeof(messageType) + sizeof(quoteLength), [data length])]; NSString *quote = [[NSString alloc] initWithData:stringData encoding:NSUTF8StringEncoding]; NSLog(@"received quote: %@",quote); [quote release]; } @catch (NSException * e) { NSLog(@"Exception Raised: %@", [e reason]); } Why doesn't it get caught? Thanks so much!

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  • Format textfield while typing Ios

    - by BBios
    Ive seen other examples and tried - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string I am not sure what I am doing wrong, I just started coding my first Iphone App This is what I am trying to do I have 4 textfields and each has a limit on number of letters while typing I have done this using the below code - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string { int valid; NSString *cs2 = [textField.text stringByReplacingCharactersInRange:range withString:string]; // int charCount = [cs2 length]; if(textField == cvv){ valid = 4; }else if(textField == cardName) { valid=26; }else if(textField == expDate) { valid=5; // if (charCount == 2 ) { // textField.text = [cs2 stringByAppendingString:@"/"]; // textField.text = cs2; // return YES; // } }else if(textField == acNumber) { valid=19; } return !([cs2 length] > valid); Works fine till here, I have a textfield where the user enters Exp date and would like to format it as if I am entering 112 then it should display as 01/12 and if I enter 2 then it should display as 1122 I tried checking if the length of the textfield value is 2 then append a / but then that gives me when I enter 12 it gives 11/22

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