Hi, I don't know if my question will be clear or not, but i'm starting basic stuff with iphone programming, and i'm trying to understand how to go from a screen to another. lets say i have a screen with a "next page" button and another page with a "return" button. I have a general idea of how to do this, but I don't know how to put it ...
hi, when i am sending image from my iphone app to blackberry mobile configured mail-ID. the alert is i am getting that image not supportable formate. But i used jpeg formate, because all blackberry mobiles support jpeg formate only. please help me how to overcome this issue. here is the sample code i am using NSData *myData = UIImag...
Hi, I'm having difficulties displaying data in a UITextView in iPhone programming. I'm analyzing incoming audio data (from the microphone). In order to do that, I create an object "analyzer" from my SignalAnalyzer class which performs analysis of the incoming data. What I would like to do is to display each new incoming data in a TextV...
Hi guys, I have an array i load with lots of data from an xml file. I am displaying this on a tableview and then when you click on say an author it goes through to display all their books. At the minute my NSMutableArray has an entry for every each book with title, author and so on. So in the table of authors it display the authors name...
I have followed some tutorial that teach me how to view PDF file in UIWebView, however I found that if the file size is large, it will be lag when I zoom the PDF, but it doesn't occur in Mobile Safari. So anyone know how to solve it? ...
Hello, I have a navigation-based application that has a scrolling UITableView filled with the contents of a directory. Somehow, when I try to scroll a new cell into view, the application crashes. I have determined that it goes down to these lines of code in - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtI...
Hi everyone, Let say I have an entity user which has a one to many relationship with the entity menu which has a one to many relationship with the entity meal which has a many to one relationship with the entity recipe which has a one to many relationship with the entity element. What I would like to do is to select the elements which be...
I'm using a version of Matt Gemmell's MGTwitterEngine, and I'm trying to get some results from the getSearchResultsForQuery method. // do a search [_engine getSearchResultsForQuery:@"#quote"]; // delegate method for handling result - (void)searchResultsReceived:(NSArray *)searchResults forRequest:(NSString *)connectionIdentifier { ...
Hi IN my apllication i have three Views One,Two,Three. In all view I made one single button with respective action. flow of my program :- 1) first my One View will load on that i have one button with action -(IBAction)two:(id)sender { Mydelegate *ptr_Two = (Mydelegate *)[[UIApplication sharedApplication]delegate]; [self presentmodel...
Hello, How to set Paragraph in UITextView, is this possible? anyone have a idea about this. Thanks in advance ...
I'm making a game and writing save files into the document directory on the iPhone. Is there a way for me to retrieve these files from the actual device? I know I can find the ones saved from the simulator. ...
I'm using the FBConnect library for the iPhone. I successfully log in, retrieve the user account's name, and the list of his friends. However, I haven't yet found a piece of code that shows how to retrieve/download the profile image for the user himself, and his FB friends. Any help or snippet to share? ...
I'm trying to develop a basic GPA Calculator. I have an AllCourses class that holds Course objects. I have an AllCourses object in my CalcAppDelegate. In my ThirdViewController I can successfully update the number of Courses in my AllCourses object. However, the problem I'm having is that when I switch to the RootViewController the UIT...
Hello all: I am an iPhone developer, and would like to get to know more about the internals of the OS and device. I know HOW to jailbreak, but I want to know specifically what it does to the system. I've been looking for info about it, but can't find anything solid. If anyone knows or can point me to resources, I'd greatly appreciate it...
Hi. A "quicky": how can I get the size (width) of a NSString? I'm trying to see if the string width of a string to see if it is bigger than a given width of screen, case in which I have to "crop" it and append it with "...", getting the usual behavior of a UILabel. string.length won't do the trick since AAAAAAAA and iiiiii have the sam...
Which form of mobile detection should I use and why? <meta name="viewport" content="width=320,initial-scale=1,maximum-scale=1.0,user-scalable=no" /> <link media="only screen and (max-device-width: 480px) and (min-device-width: 320px)" href="css/mobile.css" type= "text/css" rel="stylesheet"> <link media="handheld, only screen and (max-d...
I have an application that contains some Locations in Core Data, and I want to show them to the user in order of proximity to the user's location. I am using an NSFetchedResultsController to serve the locations to the Table View. I thought about creating a virtual accessor method that returns the location's distance from the user, that w...
Hi. I am using a segmented control with 2 segments on one of the tab bar items on my iPhone app. Essentially, I would like to display two different views when each segment is selected - one segment shows a tableview and the other segment shows a mapview. So, when segment 1 is tapped, a tableview is displayed. And on tap of segment 2, a ...
Hello, I'm trying to create a TCP server for iPhone. I am following an example Journal of the iPhone to help "SimpleNetworkStream". At compile time I get an error "error: 'AcceptCallback' undeclared (first use in this function). Could someone help me understand why all of this. The statement seems identical to that made by the example Jo...
Whenever I run my iPhone / iPad app in the iPhone simulator, a black bar appears along the top of the screen which I can't seem to get rid of. On the iPad simulator, however, it looks fine and works great. Also tapping one of the buttons seems to cause a white screen to appear instead of the view on the iPhone, while on the iPad it doesn...