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• Searchbar attached to top of keyboard in Objective-C

  - by James Testa

  Does anyone know how, in Objective-C on the iPhone, to bring up a keyboard with a search bar connected to the top of the keyboard?

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• Using a C file in an xcode/objective-c project

  - by Minar

  I am making an iPhone app. I have a code that is in C. The C code contains a lot of pointers and global variables. I want to use this C code in my objective-c project. Can anybody please help me with this?

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• Add button in footer at the end of the table view cell

  - by Pugal Devan

  hi, I am new to iphone development.I have created a view and and added a table view using interface builder. Now i want to create a button in footer view at the end of the table view last cell. I have used UIView Controller class.How can i achieve this. please help me out. Thanks.

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• Android horizontal scrolling showing Cursor data

  - by androidharry

  I have some text data in database which I have retrieved in a Cursor, and I am displaying it in a ListView. What I want to do now is that when you select click a particular row in the list its text content should be displayed in full screen and the user should be able to scroll horizontally (like scrolling between iPhone home screens) to view the contents of the Cursor.

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• Json and images

  - by alecnash

  hi, I've got a db on a server and want to get some data fro my iphone. I use TouchJson and everything works fine but I've got a little problem. I don't know how to download images. When I try to build and run the app the emulator just crashes. Got any ideas what to do?

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• How to render a CALayer with a different blending mode, like screen or multiply?

  - by mystify

  I have a UIImageView and want it to be displayed with a specific blend mode. I know the iPhone has different blend modes, and it's probably possible to do it with a lot of CG code...but maybe there's a nice way with the CALayer of UIImageView?

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• AVAudioPlayer won't play audio file after AVAudioRecorder

  - by Kevin

  I create a .caf audio file using AVAudioRecorder and if I try and play it back using AVAudioPlay I get no sound on the iPhone (if played in simulator works fine). If I close my application and reopen the file plays fine. Also I am not able to adjust the phone volume after recording unless I close and reopen my application. Any ideas?

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• jqTouch/JavaScript alerts - how to remove the title?

  - by Phill Pafford

  Looking to have some alerts/prompts pop up in my iPhone web app but I see the Title is at the top of the alert (I understand this is the normal behavior). My question is can I remove this? or use an alternative solution. Looking for something that looks like the push notification alert but in JavaScript.

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• EXC_BAD_ACCESS ( i am changing Orientation )

  - by Aishwarya

  When I put my iPhone on the table while running my application it crashes the second after I pick it up. Below is the crash log. (EXC_BAD_ACCESS) objc_msgSend -[UIWindow _shouldAutorotateToInterfaceOrientation:] -[UIWindow _updateToInterfaceOrientation:duration:force] -[UIWindow _updateInterfaceOrientationFromDeviceOrientation] -[UIWindow _handleDeviceOrientationChange:] _nsnote_callback __CFXNotificationPost _CFXNotificationPostNotification -[NSNotificationCenter postNotificationName:object:userInfo:] -[UIDevice setOrientation:] -[UIApplication handleEvent:withNewEvent:] _[UIApplication sendEvent:] _UIApplicationHandleEvent SendEvent PurpleEventTimerCallBack CFRunLoopRunSpecific CFRunLookRunInMode GSEventRunModel GSEventRun -[UIApplication _run] UIApplicationMain main Have you any idea what's the problem?

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• Asynchronous I/O on Mac OS X

  - by stas

  Hi, Meaning the C10K problem, what is the best way to do asynch I/O on Mac OS X (assume to use on Mac and iPhone/iPad)? On Linux our choice is epoll, on Windows is I/O Completion Ports. Top priority is performance and scalability (thousands of connections). Thanks

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• inline assembly error

  - by Manish

  I am using inline assembly for iphone, I working for device debug mode. The instruction is as follows: __asm__("smlatb %0, %1, %2 ,%3 \n\t": "=r"(Temp): "r"(treg5) : "r"(fac5) : "r"(Temp) ); And I am getting an errors: error : expected ')' before tokedn '(' error: unknown register name 'r' in 'asm' I am using X-code 3.0 and gcc 4.0. Any ideas?

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• String comparison in Objective-C

  - by james.ingham

  Hey, I've currently got a webserver set up which I communicate over SOAP with my iPhone app. I am returning a string containing a GUID and when I attempt to compare this with another string I get some strange results: Why would this not fire? Surely the two strings are a match? Thanks

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• Getting started with UITabBar Controller

  - by Moshe

  I'm still pretty new to this whole iPhone thing. What are some good tutorials/videos/articles that deal specifically with UITabBars and adding your own views for a multi-view app. Thanks a ton.

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• UIImage change raw pixels from white to clear?

  - by christo16

  I've tried some code from each of these questions: How to make one color transparent on a UIImage? How to mask a UIImage so that white becomes transparent on iphone? but have come up unsuccessful, unfortunately working with Core Graphics and images is not my strong suit. How would I go about accessing a UIImage's raw data and changing the white pixels to clear? Thanks!

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• Display Blog in Iphone

  - by Arsalan

  How can i display blogs from a URL in my XCode iphone applicaition?

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• Get private SecKeyRef from DER file?

  - by Alexander Parfyanovich

  In my iPhone project I have used this solution to encrypt data with DER encoded certificate, which was generated by openssl commands like this: openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout privateKey.pem -out cert.pem openssl x509 -outform der -in cert.pem -out cert.der openssl rsa -in privateKey.pem -outform DER -out privateKey.der And now I want to decrypt data using private key file. How can I get the private SecKeyRef instance from DER encoded private key file?

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• TTSpeechBubbleShape in Three20 only draws "speech" triangles top and bottom

  - by Genericrich

  So I am using the Three20 library for an iPhone app, and want to use the TTSpeechBubbleShape style for a view. But the triangle doesn't seem to want to draw on the left or right sides. I see in the source that it's a lot of geometry and was wondering if anyone had tackled this or knew how to fix it.

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• UITableView scroll horizontal (to right or left)

  - by haicnpmk44

  Hello Guys I display about 8 images in a per row of UITableView. But iphone width is enough for 3 or 4 images. How can I scroll UITableView to right and left to see others? Thank you.

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• exactly as contact list some up

  - by shishir.bobby

  hi all, all i need to do is, when i launch my app,contacts of my iphone should come up. exaclty same as we see on contact. any suggestion,how can achieve it. regards shishir

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• Hide or remove a tab in tab based application in Xcode

  - by bala

  Hi Guys, I am very new to iPhone and Xcode. I am trying to create a tab-based application, in that from the first page, when a button is clicked, I need to remove/hide some of the tabs added in the tab bar. Can any one help me out please. Thanks and Regards, Bala.

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• Align UItextFields one below the other in interface builder

  - by Dave

  How to align 2 textfields one below the other in a tool bar and display a button on the left side (or right side) in the vertical middle of those two fields? Please see the image to know what I am talking about. http://developer.apple.com/iphone/library/documentation/userexperience/conceptual/mobilehig/art/ui_textfields.jpg

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• Send AppleScript to remote computer in Objective-C

  - by Mark Szymanski

  How do you use Objective-C (iPhone) to send an AppleScript to a remote computer (on same network) to be executed? I think something like NSNetService would be of use here, but I don't know. Thanks!

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• Is it possible to restore a previous GL framebuffer?

  - by Rob

  Hi there, I'm working on an iPhone app that lets the user draw using GL. I used the GLPaint sample code project as a firm foundation, but now I want to add the ability for the user to load one of their previous drawings and continue working on it. I know how to get the framebuffer contents and save it as a UIImage. Is there a way for me to take the UIImage and tell GL to draw that? Any help is much appreciated.

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• What resources do folks use for learning about Xcode templates?

  - by Iggy

  I do a lot of prototyping and need more Xcode templates for the different classes of apps that I prototype. My current source of information for Xcode templates is a set of links from the web. What other resources do folks use for Xcode iPhone templates design and development?

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• registerForRemoteNotificationTypes causes app to exit immediately

  - by esilver

  I'm seeing behaviour on my iPhone where debug builds immediately exit after a call to [[UIApplication sharedApplication] registerForRemoteNotificationTypes:UIRemoteNotificationTypeBadge | UIRemoteNotificationTypeAlert]; The debugger reports it exited with the message Terminating in response to SpringBoard's termination. This behaviour doesn't happen on my ad hoc distribution builds. Can anyone explain this behavior?

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