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2014/10/15 ¤U¤È 10:05:38
iphone Programming Glossary: correctlyHow do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder read carefully the audio types documentation otherwise you will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something twice first to zoom all the way in the normal..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad Lay out your views in landscape mode and make sure that their autoresizing options are set correctly. Override your view controller ™s shouldAutorotateToInterfaceOrientation method and return YES only for..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download that shows it working correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS 4.2 Valid Architectures..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app know what I mean. It is actually pretty trivial to make this work all you need to do is install a correctly formatted mobile config plist over the air from a web server. To deliver your config from the web all..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices an overall much more robust and reliable sync strategy but requires more effort to be implemented correctly. EDIT The Objective C framework called ZSync and developed by Marcus Zarra has been deprecated given..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios subviews of the main view. e.g. self.myOutlet nil void dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions.. dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions regarding it How do I know if the video will play it is..
UIImagePickerController camera preview is portrait in landscape app http://stackoverflow.com/questions/538041/uiimagepickercontroller-camera-preview-is-portrait-in-landscape-app button is pressed the preview is very messy with most of the preview off screen and views not correctly aligned. Apple has acknowledged that this is defect and is working on it. My question is does anyone.. I will attach a simple test project and images if I can. Edit just to clarify the image I get is correctly landscape. I want the camera preview UIs to look right iphone cocoa touch share improve this question..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers myCheckout ... bookPicker handleCheckout Do stuff to verify that BookPickerViewController correctly called MockCheckoutController's handleCheckout method and passed it a valid list of books ... share..
http://stackoverflow.com/questions/603907/uiimage-resize-then-crop to smash the image be upside down look like crap draw out of bounds or otherwise just not work correctly. Thank you SO much for your help. iphone ios image processing core graphics share improve this question..
iPhone UIView Animation Best Practice http://stackoverflow.com/questions/630265/iphone-uiview-animation-best-practice snippet as well it'd be much appreciated. NOTE I've been unable to get the second approach to work correctly. iphone ios cocoa touch uiview core animation share improve this question From the UIView reference..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere s not found for architecture i386 collect2 ld returned 1 exit status I have imported framework correctly. Sorce from which i have taken framework and followed is MFMailComposeViewController Question Locking..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called I have a view that fills the screen. It has a custom subview at the bottom of the screen that correctly resizes in IB if I change the height of the nav bar. layoutSubviews is called when the view is created.. of the nav bar. layoutSubviews is called when the view is created but never again. My subviews are correctly laid out. If I toggle the in call status bar off the subview's layoutSubviews is not called at all even..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things involving math on an ObjC pointer.. of your program. If you're catching a significant number of ObjC exceptions you're using them incorrectly. This is fixable using fobjc arc exceptions but it incurs the penalties discussed below ARC will not.. X 10.5 or earlier. This precludes me from using ARC in many projects. __weak pointers do not work correctly on iOS 4 or Mac OS X 10.6 which is a shame but fairly easy to work around. __weak pointers are great..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder you fully understand how to set the AVAudioRecorder settings read carefully the audio types documentation otherwise you will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out easily. Finally note that the AVAudioRecorder method deleteRecording..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something twice first to zoom all the way in the normal double tap behavior and again to zoom all the way out again..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad or UIInterfaceOrientationLandscapeRight. Lay out your views in landscape mode and make sure that their autoresizing options are set correctly. Override your view controller ™s shouldAutorotateToInterfaceOrientation method and return YES only for the desired landscape orientation and NO for portrait orientations...
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode Exciting news As discovered by Andrew below This problem has been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download that shows it working correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to force the size of the view on every view and the specific bad..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf is missing a required architecture. At least one of the following architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS 4.2 Valid Architectures armv6 armv7 I have cleaned all targets. I appreciate any..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app in the Apple Store running the smart sign apps then you will know what I mean. It is actually pretty trivial to make this work all you need to do is install a correctly formatted mobile config plist over the air from a web server. To deliver your config from the web all you have to do is direct the iPhone to a url containing the..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices to core data with some obvious modifications. This provides an overall much more robust and reliable sync strategy but requires more effort to be implemented correctly. EDIT The Objective C framework called ZSync and developed by Marcus Zarra has been deprecated given that iCloud supports core data synchronization. Well in theory.....
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios etc that aren't in use. void viewDidUnload Release any retained subviews of the main view. e.g. self.myOutlet nil void dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions regarding it How do I know if the video will play it is.. subviews of the main view. e.g. self.myOutlet nil void dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions regarding it How do I know if the video will play it is just a plain white box does the simulator play videos from..
UIImagePickerController camera preview is portrait in landscape app http://stackoverflow.com/questions/538041/uiimagepickercontroller-camera-preview-is-portrait-in-landscape-app blank space around it. The image is rotated. Once the camera button is pressed the preview is very messy with most of the preview off screen and views not correctly aligned. Apple has acknowledged that this is defect and is working on it. My question is does anyone have a work around legal or illegal that would allow me to.. currently the camera is pretty much unusable in landscape. I will attach a simple test project and images if I can. Edit just to clarify the image I get is correctly landscape. I want the camera preview UIs to look right iphone cocoa touch share improve this question The answer is more ridiculous than you might think...
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers
http://stackoverflow.com/questions/603907/uiimage-resize-then-crop to hold my hand Every code example I have found so far seems to smash the image be upside down look like crap draw out of bounds or otherwise just not work correctly. Thank you SO much for your help. iphone ios image processing core graphics share improve this question I needed the same thing in my case to pick the dimension..
iPhone UIView Animation Best Practice http://stackoverflow.com/questions/630265/iphone-uiview-animation-best-practice What is the best approach If you could provide a snippet as well it'd be much appreciated. NOTE I've been unable to get the second approach to work correctly. iphone ios cocoa touch uiview core animation share improve this question From the UIView reference 's section about the beginAnimations context method Use..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere ConfirmController sendEmail in ConfirmController.o ld symbol s not found for architecture i386 collect2 ld returned 1 exit status I have imported framework correctly. Sorce from which i have taken framework and followed is MFMailComposeViewController Question Locking the Fields Update Answer is you just drag and drop folder..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called view that's not getting layoutSubview messages during animation. I have a view that fills the screen. It has a custom subview at the bottom of the screen that correctly resizes in IB if I change the height of the nav bar. layoutSubviews is called when the view is created but never again. My subviews are correctly laid out. If I.. screen that correctly resizes in IB if I change the height of the nav bar. layoutSubviews is called when the view is created but never again. My subviews are correctly laid out. If I toggle the in call status bar off the subview's layoutSubviews is not called at all even though the main view does animate its resize. Under what..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons are slightly more complications in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things involving math on an ObjC pointer is trickier. You shouldn't have much of this in any case... ObjC exception should be very close in time to the termination of your program. If you're catching a significant number of ObjC exceptions you're using them incorrectly. This is fixable using fobjc arc exceptions but it incurs the penalties discussed below ARC will not leak memory during ObjC or C exception throws in ObjC code.. of ObjC . ARC will not work at all on iPhoneOS 3 or Mac OS X 10.5 or earlier. This precludes me from using ARC in many projects. __weak pointers do not work correctly on iOS 4 or Mac OS X 10.6 which is a shame but fairly easy to work around. __weak pointers are great but they're not the #1 selling point of ARC. For 95 of code..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder settings read carefully the audio types documentation otherwise you will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out easily. Finally note..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something twice first to zoom all the way in the normal double tap behavior..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad Lay out your views in landscape mode and make sure that their autoresizing options are set correctly. Override your view controller ™s shouldAutorotateToInterfaceOrientation method and return YES only for the desired landscape..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode below This problem has been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download that shows it working correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to force the size of the..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf least one of the following architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS 4.2 Valid Architectures armv6 armv7 I have..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app apps then you will know what I mean. It is actually pretty trivial to make this work all you need to do is install a correctly formatted mobile config plist over the air from a web server. To deliver your config from the web all you have to do is..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices This provides an overall much more robust and reliable sync strategy but requires more effort to be implemented correctly. EDIT The Objective C framework called ZSync and developed by Marcus Zarra has been deprecated given that iCloud supports..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios Release any retained subviews of the main view. e.g. self.myOutlet nil void dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions regarding it How.. nil void dealloc super dealloc @end It compiles correctly and when I open it I see a white box positioned incorrectly which the code created. I have two questions regarding it How do I know if the video will play it is just a plain white..
UIImagePickerController camera preview is portrait in landscape app http://stackoverflow.com/questions/538041/uiimagepickercontroller-camera-preview-is-portrait-in-landscape-app rotated. Once the camera button is pressed the preview is very messy with most of the preview off screen and views not correctly aligned. Apple has acknowledged that this is defect and is working on it. My question is does anyone have a work around.. in landscape. I will attach a simple test project and images if I can. Edit just to clarify the image I get is correctly landscape. I want the camera preview UIs to look right iphone cocoa touch share improve this question The answer is..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers andCheckoutController myCheckout ... bookPicker handleCheckout Do stuff to verify that BookPickerViewController correctly called MockCheckoutController's handleCheckout method and passed it a valid list of books ... share improve this answer..
http://stackoverflow.com/questions/603907/uiimage-resize-then-crop have found so far seems to smash the image be upside down look like crap draw out of bounds or otherwise just not work correctly. Thank you SO much for your help. iphone ios image processing core graphics share improve this question I needed the..
iPhone UIView Animation Best Practice http://stackoverflow.com/questions/630265/iphone-uiview-animation-best-practice you could provide a snippet as well it'd be much appreciated. NOTE I've been unable to get the second approach to work correctly. iphone ios cocoa touch uiview core animation share improve this question From the UIView reference 's section about..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere ld symbol s not found for architecture i386 collect2 ld returned 1 exit status I have imported framework correctly. Sorce from which i have taken framework and followed is MFMailComposeViewController Question Locking the Fields Update..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called during animation. I have a view that fills the screen. It has a custom subview at the bottom of the screen that correctly resizes in IB if I change the height of the nav bar. layoutSubviews is called when the view is created but never again... I change the height of the nav bar. layoutSubviews is called when the view is created but never again. My subviews are correctly laid out. If I toggle the in call status bar off the subview's layoutSubviews is not called at all even though the main..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things involving math on an ObjC pointer is trickier. You shouldn't.. to the termination of your program. If you're catching a significant number of ObjC exceptions you're using them incorrectly. This is fixable using fobjc arc exceptions but it incurs the penalties discussed below ARC will not leak memory during.. iPhoneOS 3 or Mac OS X 10.5 or earlier. This precludes me from using ARC in many projects. __weak pointers do not work correctly on iOS 4 or Mac OS X 10.6 which is a shame but fairly easy to work around. __weak pointers are great but they're not the..
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