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• iPhone Simulating App Update at home before going out in the big bad world

  - by Aran Mulholland

  this is a follow on from this question and the link given it seems that when an app is updated all of the files in the documents directory are copied into the updated apps documents directory and also anything in Library/Preferences. Whats the best way to simulate this for testing purposes? Just copy the files in ApplicationSupport/iPhone Simulator etc? or has anyone developped any funky techniques for testing this.

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• iPhone SDK: How to render a barcode on the iPhone?

  - by buzzappsoftware

  I am looking for some direction on how to render a barcode from a numeric string on an iPhone? The symbology is not really important right now just curious on the basics or third party support if necessary. Thanks in advance.

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• User Database Script for iPhone API interaction

  - by Ross Waycaster

  Is there any kind of PHP script that has a user database with custom tables that I can access through a RESTful API? I am wanting to create an iPhone app that interacts with the user database.. such as register, login, update info... Any ideas? Thanks!

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• Developing for iPhone / Syncing the iPhone to another Computer than Dev?

  - by Michael Stum

  Weird question: I have an iPod Touch and plan to get an iPhone once the next generation comes out. Now, my main machine is a Windows PC which is where the iPod is connected to. As I need a Mac to do development, I wonder if it is possible to connect the iPod to the Mac for Xcode/Development but keep it synced to Windows for Syncing? Not sure if this belongs here or on SuperUser though.

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• iphone coredata removing records between two entities connected by relation ship

  - by satyam

  I'm implementing core data in my iphone app. It has two entities. Entity1: LatestData Entity2: LatestDetailedData LatestData has URL, publishedDate, heading LatestDetailedData has URL, NewsDescription, PublishedDate, Author Both entities have same URL for a record. Both the entities are connected with inverse relation ship. And the relation ship is "delete-Cascaded" What I want: If I remove a record in LatestData, I want the record with same URL in LatestDetailedData must also be deleted. How?

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• typical memory usage of an iphone app

  - by climbon

  According to Instruments 'Net Bytes' of my app are never more than 2MB yet sometimes I receive memory warning and the app crashes because some views on the stack are unloaded by force. I'd like to know what is the typical memory footprint where system would not send you memory warning and unload the views ? I have so far tried this on OS 3.1.2 on iphone 3GS and 3G and with 3G giving warning almost 80% of the time I test the app on it.

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• iPhone: Types of persistent store

  - by Lisa

  Hi, I would like to know which type of persistent store would be most appropriate in what situations, like how can I decide where to use core data, property list or archives for my iPhone application. Thanks

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• Adding procedural C openGL functions to an iPhone project

  - by user309595

  I want to add a few drawing functions to an iPhone project for drawing things. Something like drawTile(x,y,len,wid); which would call openGL to draw a box somewhere. I should just be able to write a procedural C file to do this but the openGL libraries are objective C and I'm getting weird errors. Do I have to make a class for all of my drawing commands and call class methods?

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• Runtime error on Did End On Exit in iPhone application

  - by Deepak Pillai

  Does anyone know why im getting runtime error when i click on return button on iphone keyboard. I need to hide keyboard after done editing values to UITextField. So i assigned Did End On Exit to IBAction and the IBAction code below -(IBAction)FinishEditing:(id)sender { [folderName resignFirstResponder]; } When running ma project i facing a runtime error and the variable values shown below argv char ** 0xbffff58c *argv char * 0xbffff6b8 **argv char '/' Console Value (lldb) Any idea to overcome this issue??

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• Adding "category of interest" in the iPhone Map Kit

  - by glen testamark

  How can I add a category of interest to my iPhone app. Basically finding certain types of businesses around the users location. It is possible, but how?

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• log error and warning info in iphone

  - by Shibin Moideen

  Hi, I need to get the error, warning log when the iphone application is running and want to save it as a file in the database. i am using phpmysql as backend. is there any way to get this.?\ Help needed Thanks, Shibin

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• How to build Google Code iphone-wireless' stumbler with Apple's XCode

  - by icordoba

  Hi there, I wonder if it is possible to build iphone-wireless' stumbler app with Apple XCode or it is necessary to use alternative arm-apple-darwin environment to build it. thanks

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• Iphone Movement in particular direction with particular speed

  - by dragon

  How can i find when iphone moving particular direction (i.e X axis) with particular speed using its UIAcceleration values? Can anyone help me ? Thanks in advance.........

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• Device settings to build iphone GData applications

  - by sandhya

  Hello all , my gdata application build successfully in simulator i followed simulator settings to do that . now i want to build it in iphone will u tell me the settings to do that.

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• graphs and charts on the iPhone

  - by Jon

  My client has requested data to be presented in a graphical format on the iPhone (a pie chart or something similar). I am wondering how others have handled this - A.) deliver the raw data to the phone and somehow build the chart on the phone, or B.) have the back-end services build the chart and deliver it (png format) to the phone? Thanks for any advice.

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• How to create a translucent button in iphone?

  - by Warrior

  I am new to iphone development.I want to create a translucent button with the text "exit".How can i create it? Thanks.

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• Building a reviews and ratings page for iPhone

  - by varunwg

  Hi, I am trying to build a reviews and ratings page inside my iPhone application which I want to make it look similar to the AppStore's 'Reviews' page. Any suggestions how should I go for it? Thanks!

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• iPhone Development using Visual Studio

  - by Velika

  I thought I heard something about VS2010 supporting iPhone/iPod touch development. Did I fantasize/dream it? If so, has anyone heard of any plans to support development for these platforms?

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• any mac mini for iphone development

  - by mrsmoothie

  are all mac minis possible (if not really suitable, like used 1.4 GHz mac mini) feasible for xcode simulator of iphone devel.? Are all mac minis intel-based?

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• iPhone payment portal development

  - by Mike Litt

  A client has asked me about building an iphone app that can take restaurant orders. I have the resources to get this app done, but I had a few questions. *Will this app require a portion of the sale to go to apple (if so how much?) *Whats the best way to integrate a payment portal to this? *Will I have to/should I have someone authorize the payments? Thanks, All feedback is appreciated.

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• Texture memory on iPad/iPhone 4

  - by Chris

  Does anybody know how much texture memory will be available for OpenGL on the new iPhone 4? How much is on the iPad? Thanks!

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• Implement sms scheme function in iPhone apps

  - by elson

  hi, is there any code on how to implement the sms scheme in iPhone apps. in addition, implementing this sms scheme will allow my apps interact with the sms apps ma like doing subscription of advertisement or services ? any help, i truly appreciated it. Cheers

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• How to compare two images with iphone sdk?

  - by Paras Gandhi

  suppose i have taken one picture from my iphone camera and now i want to compare this image with other images and find best match image from that. is it possible or not?

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• where I can find the facebook and twitter iphone toolbar icon

  - by Jagie

  Hi,I am writing an iphone program which use facebook and twitter api.But I can't find any suitable icon to use as toolbar icon. The twitter icon should be a white "t" and the facebook icon should be a white "f",and they must like the responding official logos.thank in advance!

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• Setting up layout/events on iPhone

  - by Mohit Deshpande

  I am using Open Source toolchain to compile my iPhone apps. So I have no Interface Builder or XCode. How would I setup the layout of widgets like UIButton, UITextView, etc. Also, how would I add an event handler to those UI widgets? Please remember that I don't have Interface Builder or XCode.

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