I have two view controllers that allow changes to the Address Book. The first one lets you add or create an entry based on an ABRedordRef or edit an existing ABRecordRef, by presentation of either ABUnknownPersonViewController or ABPersonViewController. The second one is a standard ABPeoplePickerNavigationController that allows you to ...
Hello guys I want to use "Custom URL Scheme" to transfer data from application to other application in iPhone. Can I ask: How big data can we transfer from app to app? Thank you! ...
Is there any good tutorial or code snippet out there on how to use OpenGL via C/C++ on the iPhone? ...
Im working on an iphone web app using JQTouch , im just wondering what is the easiest way on snow leopard to be able to test my local code on my iphone? thanks ...
I haven't been able to figure this out. Could someone please help me? I am trying to stop one UIView in my app from rotating when the device is turned. I am working on a drawing app. Right now, when the device is turned, all UI elements turn with it. What I am trying to do is have all the buttons, menus, etc. turn, but have my canvas U...
Building on this question, I've managed to use undo groups and a single managed object context to handle adding a Cocktail that can reference existing Ingredients and/or Brands. Now I'm stuck with a UI nit -- in the fetched results controller (sorted by cocktail.name) you can briefly see an empty row for the to-be-added Cocktail. Marcus...
Is anyone aware of a website or download to reference for the size of UI elements or standard iphone interface stuff? What I mean is something that gives the height of elements like the status bar, tab bar, navigation bar, default tableviewcell height (and such things as width of accessory view, indentation, etc), default icon sizes, def...
Hey all, I'm in the process of making an app that has a UITabBar at the bottom of it. I want to make an "Enter screen." Basically, when the app starts up, right now the enter screen appears, but the tab bar still shows at the bottom. So if the user presses a tab on the tabbar..and then goes back to the first screen, the enter button is...
Since my last question was deleted without giving me a chance to reply: I want to build a similar rss parser feed to: http://misc.inexistent.org/ontd/ Can anyone give me really good tutorials that I could build a similar iphone app for my rss feed. I can see it uses jquery, javascript, and ajax. If any can check out the code to head...
Hi, I have a table view controller with custom cells. In those cells i added a button for each one of the cells. What i would like it's that when I press that button it display a new view with more information about that cell, different of the view that i get from didSelectRowAtIndexPath. I know it's now a hard question. I've seen tha...
I am attempting to store NSMutableDictionaries as a blobs in sqlite, by first converting it into NSData via either NSPropertyListSerialization or NSKeyedArchiver. When I store the blob, the NSData object's length is in the thousands (KB range). When I get it back, it's been truncated to 10 bytes. When I check the DB through SQLite Brow...
I am encountering this error when I am loading an Ad Hoc build of my Push Notification enabled iPhone app onto my device: no valid aps-environment entitlement found for application What does it mean, and how do I repair it? ...
Hi all, I am looking into building an app (on my laptop to start) that would be able to locate the signal emitted by an RFID tag (non passive). Say I attach this to my key ring, what would be required of the application to triangulate the location of the RFID tag in a 10m range. Would this even be possible using this technology? I see s...
Apple's documentation implies that for a UITableView editable with an "Edit/Done" button, you should create and destroy the button each time it's toggled. Here's a snippet of code "BonjourWeb" sample code project that does this: if (editing) { // Add the "done" button to the navigation bar UIBarButtonItem *doneButton = [[UIBar...
Hi, I have question in memory management (objective C). There are two ideal scenario. ============================= scenario 1 ======================================== (void) funcA { MyObj *c = [otherObj getMyObject]; [c release]; } -(MyObj *) getMyObject //(this method is available in other OtherObj.m file) { MyObj *tem...
Quote from Jason Coco it not possible to set multiple in UILabel... but how to do like this? any idea? is it possible to set mix color in UILabel example "TEST" can i set E to red color and another to white color? ...
hi, I am developing image saving app. i am using two high resolution images(1200*1600) to get single image of high resolution(1200*1600), which is drawing from both images like photo in frame . here i am using renderInContext to draw a single image. but its giving memory warning issue and crashes the app. its happening consistently. plea...
I'm trying to figure out to store a reference to an ABPerson in a Core Data store on an iPhone app. Ultimately, I'd like to be able to sync with a Mac version of the app (I'm assuming ABRecordIDs wouldn't be the same for the iPhone and the Mac). I was thinking of storing the record ID, name, and email and checking against those--is the...
I am downloading some very large data from a server with the NSURLConnection class. How can I implement a pause facility so that I can resume downloading? ...
i saw this approach on a tutorial, and the message is working for their example but when i implement this it does not work. from what i can tell the iphone simulator crashes when i do a [ self saveSettingsData]. TheSettings is class object that i declare and initialize in the appdelagate with these methods. the error says terminating due...