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• play two sounds simultaneously iphone sdk

  - by Asaf Greene

  I am trying to make a small music app on the iphone. I want to have an octave a piano which will respond to touches and play the key or keys that the user touches. How would i be able to get two or more sounds to play at the same time so it sounds like a chord? I tried using AVFoundation but the two sounds just play one after the other.

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• iPhone. Com port communication

  - by Siegfried

  Is it possible that the iPhone can somehow send data or some control command to the computer's com ports via USB cable? Maybe use inline assembly language for instance? Thanks!

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• iPhone Human Interface Guidelines question

  - by Kyle

  iPhone Human Interface Guidelines -- Do they apply for OpenGL games? GL games typically have custom buttons, custom lists, etc. Take the Quake player list for example, if ported, it wouldnt be a typical UI list object. Does this mean the reviewer in question would reject anything that wasn't using standard UI? Or, is there an exception for games.

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• bearing in iphone

  - by Jaimin

  i want to make a compass bearing in iphone. like there will be a circle in the corner and it will have 'v' shape drawn inside. so when i start my camera and move than i shlould see the markers... but my first question is a) how to make that circle in the corner whose center will be my current location. so now if i find any point at particular lat long than it should appear as dot in the quadrant.

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• Binding to an XML Schema in Objective-C (iPhone)

  - by Mihai Fonoage

  Hi, Is there any way (built-in, 3rd party library, etc) that I can bind to an XML Schema in Objective-C on the iPhone? Thanks, Mihai

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• json for iphone, download image

  - by alecnash

  I am using json touch to get some data from my server database and everything works fine but I've got a little problem. I have some images stored as longblob in the db and I can't download them to my iphone app. All I get is a 'null' array. Does anyone know why this is happening???

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• calling web services in iphone

  - by Vijayalakshmi

  Hi all... I need to call .net webservice in iphone application. Kindly let me know the steps to be followed and if possible also provide me with some helpful sample codes/links.. Its urgent :):) regards, vijaya

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• iPhone UI libraries?

  - by Vinnyt

  Has any one encountered any open source iPhone UI Libraries that are good to use in projects to replace some of the standard controls with ones that are more customizable?

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• iPhone init method return type

  - by William Jockusch

  Suppose we are writing a class (let's call it Class) in an iPhone program. In all the samples out there, the init methods are typically declared like this: -(id) initWithFoo: (Foo *) foo My question is: would it be more logical to do the following? Why or why not? -(Class *) initWithFoo: (Foo *) foo

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• iPhone Text and Image Display

  - by user265201

  Hello, I am creating a ebook iPhone application and it consists of a bunch of pages. My problem is some of the pages consists of images. Is there a way to put the text and image in the same component. What would be the best way to acheive this? Thanks

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• How do i Pause a bundled sound file in iPhone SDK

  - by Shibin Moideen

  Hi All, I am now learning on the audio framework of iphone. Just tried to play a sound file and it works fine. Now i need to pause that thing when its playing. How can i do that, Can anyone help me please. Thanks in advance, Shibin

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• iPhone HTTP Live Streaming not working on models below 3GS

  - by dreamer

  We are using http live streaming for on demand video from within our iPhone app and on the 3GS models the videos play as they are meant to. However, on the models pre 3GS it gives an error saying this movie format is not supported. I have seen other threads on this however no solutions or insights. Does anyone know if this really is a hardware limitation of the pre 3GS phones or does it have something to do with our code?

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• Caching images in iPhone app

  - by objektivs

  My iPhone app has a built in RSS reader. There are images and I'd like to find a way to cache them on the system but have the system manage the caching and eventual clean up. Is there a way of doing this?

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• iPhone Audio Delay Line

  - by garylgsimpson

  I am looking into developing an audio delay line - external microphone to line out on the iPhone. Is there any sample code anyone could recommend? I have already been playing with SpeakHere and AurioTouch. AurioTouch is helpful although complex to sift through.

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• iphone send send dataset to .net web service

  - by rocky

  I got a .net web service with dataset as one of the intake parameter. e.g. int HellowWorld(dataset ds) {} After this web service being invoked, it will start processing and return status (success or fail) after the process finished. My question is, how iphone application can build a dataset and attach it as a parameter for sending to the web service?

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• iPhone Development Provisioning Assistant Step 3 public/private Key problem

  - by Unreality

  Hi I am using the Development Provisioning Assistant At Step 3: Verify your private and public keys in Keychain Access, I have the "iPhone Developer: XXXXXXX" certificate in the Keychains-login, but I can't find any keys. If I click Category-Keys I see nothing. What should I do to make it has the private key and public key there?

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• There is any tool for UI Unit Testing iPhone application(Not SenTestCase)

  - by Satish Kumar J

  Hi EveryOne, I am looking for any tool or approach using which I can do UI unit test for iPhone application, I am aware of SenTestCase framework however which is used to do that testing for code I am looking for UI unit testing. Any suggestion will be great help to me. Thanks in advance. Regards, Satish.

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• Iphone: Change Audio Speed

  - by mauro

  Hi, I purchased Amazing Slow Downer for iphone. It permits to change audio speed without changing pitch. Could someone please help me in finding the source code for obtaining such a function. Thank you Mauro

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• convert Gmt timezone to CET in iPhone?

  - by Rahul Vyas

  I want to convert GMT +530 to CET (Central European Time) in iPhone sdk? does anybody have idea about this? also tell me what is the time difference between these two? Means if time is 10 am in gmt +530 then what it will be in CET?

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• Create provisioning profile in iphone application

  - by Khushi

  HI all, How can i build provisioning profile in iphone application? Please help, urgent. Thanks & REgards Khushi

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• iphone facebook framework

  - by satyam

  i'm able to successfully integrate facebook into my iphone application. but just before publishing, it will show a dialog which is an instance of "FBStreamDialog". I'm only setting "userMessagePrompt" which is "Share the app with Facebook and follow the link to obtain the app" and "attachment" with "Share the app". When the app is run and when FBStreamDialog is shown, I'm seeing only "attachment" and not "userMessagePrompt". Why?

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• iPhone: How to Create a Daemon Thread?

  - by Rajendra Bhole

  Can you create iPhone daemon threads programmatically? I want to use a daemon in my application that runs in a background process and which runs a NSTimer that triggers a location lookup of latitude and longitude.

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• Which sqlite3 library to use for iPhone 3 development

  - by Matt

  I'm new to iPhone dev and am using sqlite3 but there seem to be two different sqlite libraries available: libsqlite3.0.dylib and libsqlite3.dylib Which is the best to use? What's the difference? Any help appreciated.

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• Facebook Connect for iPhone persistant login

  - by Sam

  Hi, I have implemented Facebook Connect in my iPhone project and it is working great. The only problem I have is that every time the user closes the app, the next time they load it they have to re-enter their username and password to login even if the 'keep me logged in' box is checked. My question is is there a way to save the user's session so next time the app is launched they are automatically logged into Facebook Connect without any prompts? Thanks!

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• AVAudioPlayer error for Iphone Development

  - by KamalBhr

  Hello , I am developing an iphone application using "AVAudioPlayer" for playing a ".wav" file . For this i am adding header file "#import <AVFoundation/AVAudioPlayer.h>" . But while compiling i am getting error like : ".objc_class_name_AVAudioPlayer", referenced from: literal-pointer@__OBJC@__cls_refs@AVAudioPlayer in WebviewController.o ld: symbol(s) not found collect2: ld returned 1 exit status" . So can you please tell me the solution for this type of error.... Thanks & Regards, KamalBhr "

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