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Questions tagged [iphone-3gs]

The iPhone 3GS is the third version of the iPhone released by Apple, Inc. Use this tag for questions specific to this platform. Don't confuse with the iphone-3g tag.

The iPhone 3GS is the third version of the iPhone released by Apple, Inc. Use this tag for questions specific to this platform. Don't confuse with .

Resource

81 questions
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iPhone: open also a 3G socket when WiFi is active

When the device is connected via WiFi, is there a way in iOS 6+ to open a socket in 3G? For example, if the quality of the WiFi is not too good and I want to establish a connection via 3G network, even if I already have an open WiFi socket.
MiriBN
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My iPhone 3Gs isn't selectable as a target from Xcode5. Is this fixable?

I've been trying to get my iPhone 3Gs targeted so I can test applications on it for two days now, and I am ashamed to admit I haven't achieved this goal yet. I've found the following sites and stackoverflow answers (below), but haven't been able to…
Brad B.
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3 answers

UILabel automatically changes color

i'm facing a really strange problem: i have some UILabel in my view, which has a black background, so i set their text color to white in Interface Builder in order to see them, the problem is, when i run the app on the simulator or on my iphone with…
Frankie94
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2 answers

Picking video from PhotoLibrary with UIImagePickerController in OS 3.1

I am trying to pick a video from the photo library. In principle I know how to do it you set the mediaType of the image picker to an NSArray with kUTTypeMovie as its only object. But this doesn't seem to work on an iPhone 3G. Since OS 3.1 you can…
Ben
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1 answer

NSURLConnection posting large video data failing in iphone 3gs

I am trying to upload large video file using nsurconnection in iphone 3gs.But its failing.The app crashes without any logs.The same code is working fine in iphone4. I would like to know if this is some memory limitation issue. The 3gs is uploading…
donygeorge1987
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1 answer

how do I pass the View/Model/Projection matrices to my vertex shader in OpenGL ES 2.0?

In OpenGL ES 2.0, you apparently can't do glMatrixMode(GL_MODELVIEW); glLoadIdentity(); any more to set the model matrix, but I think these matrices are still built in somehow, since the GLSL spec tells you how to access them in a vertex…
David Maymudes
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1 answer

Upgrade iPhone 3GS from iOS 4.2.1 to 4.3.x

Hi folks I have a iPhone 3GS at 4.2.1 and want to upgrade it to 4.3.x for testing. I have read some articles about it but it seems that those are too old and cannot work. Does anyone have some experience in doing this or does apple provide…
ThinkChris
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1 answer

Does iPhone3GS support block queues?

I'm running into a problem with some of my code on iPhone3GS running iOS5.0 The following block never gets executed, even though it gets called fine on iPhone4 with iOS5.0. The log statement never appears, and the breakpoint never gets triggered. I…
Alex Stone
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Timestamp when the bluetooth turned ON/OFF

I am developing a application in which I need the timestamp when the bluetooth was on or off. I googled almost all the way but didn't get any APIs regarding this. I tried the GameKit framework too but it also didn't work. If anybody has any idea…
NNR
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2 answers

App crashes on 3GS device

I have iPhone 4 device and tested my app on it and it works perfectly fine, but when I sent app to my client having iPhone 3GS, its crashes at some particular view.My question is that can I test my app on 3GS without real device like on…
Manish Agrawal
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Testing iOS5 app on iPhone 3GS - GPS not working

I'm developing an app that uses location, specifically it needs the precise location obtained from GPS. I've got an iPhone 3GS for testing, which is running the latest version of iOS 5 (5.0.1), but it only seems to get coarse location based on WiFi…
Jon Cox
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1 answer

what happens when a retina image loads in a iPhone 3gs device?

i just have hi resolution image for one of the apps, i am just going to reuse them and i don't have any normal resolution image equivalents for that. what happens when i just have all high resolution images and put that up in a 3gs device with iOS…
Prasad
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Tv out with iOS 4 and 3GS

Is there a method to display the screen of an iPhone 3GS with iOS4 on a TV using the TVout cable? I succeed to do it with an iPhone 4 using public framework. I know 3GS doesn't support this feature with public framework. How to do it with private…
mancool
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3 answers

Disabling multitasking on iPhone 3GS using UIApplicationExitsOnSuspend not working

I am developing an iPhone app where I don’t want/need the multitasking capability and I want my app to initiate every time I open it. I have set the UIApplicationExitsOnSuspend property in the info.plist and it does work when I test it on my iPhone…
pajevic
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1 answer

Why is CLLocationManager so lazy when set with a low accuracy?

I've discovered by tests that setting a low desired accuracy for CLLocationManager leads to a buggy behavior of this component. Here are the 2 tests I've made : Set the desired accuracy to kCLLocationAccuracyHundredMeters. Then the device can't…
Mick F
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