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2014/10/15 ¤U¤È 10:11:21
iphone Programming Glossary: mentionedHow to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this question I think Brad's answer..
UIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos NSData instance and then use it with the iPhone exif library. UPDATE I gave a test to the library mentioned above and it seems to work. However because of my limited knwoledge about the EXIF format and the lack..
iOS crash reports: atos not working as expected http://stackoverflow.com/questions/13574933/ios-crash-reports-atos-not-working-as-expected I get completely different match. The atos output is not even from the same class that's mentioned in the crash log MyViewController MyImageTask . Instead atos points me to totally benign lines of code..
How to add background image on iphone Navigation bar? http://stackoverflow.com/questions/1692487/how-to-add-background-image-on-iphone-navigation-bar background uinavigationbar share improve this question Here's the code from the link @luvieere mentioned. Paste this code into to the rootview controller just above @implementation rootviewController @implementation..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting styled have embedded images etc. I guess without looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections..
http://stackoverflow.com/questions/412982/iphone-unzip-code Because this is iPhone specific have a look at this iPhone SDK forum discussion where miniZip is mentioned. It seems this can handle WinZip files. But if it's really a WinZip file you should have a look at the..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events jump back into your last state after wakeup. I don't know if this is the approach of the apps you mentioned before but it works for me. Hope I could help Update After measuring the time of the BG task there was..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers take a look at this tutorial . Third and perhaps most importantly note that the best practices mentioned in the Stanford presentation are much easier to understand if you think about them in the context of..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c head to Big Nerd Ranch . This is a training facility run by Aaron Hillegas the author of the book mentioned above. I attended the Intro to Cocoa course there several years ago and it was a great way to learn...
Call a parent view controller (through a navigationcontroller) http://stackoverflow.com/questions/8055052/call-a-parent-view-controller-through-a-navigationcontroller pushed the current one iphone objective c ios share improve this question Just like Marsson mentioned you need to use delegate... Here is an sample In your child view controller .h file @protocol ChildViewControllerDelegate..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization How do I use NSJSONSerialization to parse the JSON above and turn it into the data structure I mentioned iphone objective c json nsdictionary share improve this question Your root json object is not a..
How to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw You should then be able to see the chain of events that led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this question I think Brad's answer is pretty clear hopefully this can help if you're not finding..
UIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos compressionQuality Then we can convert the UIImage into a NSData instance and then use it with the iPhone exif library. UPDATE I gave a test to the library mentioned above and it seems to work. However because of my limited knwoledge about the EXIF format and the lack of high level API in the library I don't manage to get the..
iOS crash reports: atos not working as expected http://stackoverflow.com/questions/13574933/ios-crash-reports-atos-not-working-as-expected code that corresponds to address locations 0x0006573a and 0x0004fb26 I get completely different match. The atos output is not even from the same class that's mentioned in the crash log MyViewController MyImageTask . Instead atos points me to totally benign lines of code in a completely unrelated class. I verified again that I'm..
How to add background image on iphone Navigation bar? http://stackoverflow.com/questions/1692487/how-to-add-background-image-on-iphone-navigation-bar atIndex 0 backgroundView release iphone cocoa touch background uinavigationbar share improve this question Here's the code from the link @luvieere mentioned. Paste this code into to the rootview controller just above @implementation rootviewController @implementation UINavigationBar CustomImage void drawRect CGRect..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting All private hence no option. UIWebView html so it can be styled have embedded images etc. I guess without looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections acces the DOM etc without private API and a lot of..
http://stackoverflow.com/questions/412982/iphone-unzip-code the file. If it is 'PK' it's WinZip if it's 0x1F8B it's gZip. Because this is iPhone specific have a look at this iPhone SDK forum discussion where miniZip is mentioned. It seems this can handle WinZip files. But if it's really a WinZip file you should have a look at the WinZip specification and try to parse the file yourself...
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events some time later. To make it appear still running you must jump back into your last state after wakeup. I don't know if this is the approach of the apps you mentioned before but it works for me. Hope I could help Update After measuring the time of the BG task there was a surprise. The BG Task is limited to 600 seconds. This 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 an example of how to do this visually using Interface Builder take a look at this tutorial . Third and perhaps most importantly note that the best practices mentioned in the Stanford presentation are much easier to understand if you think about them in the context of the dependency injection design pattern. In a nutshell this..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c
Call a parent view controller (through a navigationcontroller) http://stackoverflow.com/questions/8055052/call-a-parent-view-controller-through-a-navigationcontroller worked. How can I access the controller a method in it that pushed the current one iphone objective c ios share improve this question Just like Marsson mentioned you need to use delegate... Here is an sample In your child view controller .h file @protocol ChildViewControllerDelegate NSObject void parentMethodThatChildCanCall..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization and things like that but I am always getting EXC_BAD_ACCESS. How do I use NSJSONSerialization to parse the JSON above and turn it into the data structure I mentioned iphone objective c json nsdictionary share improve this question Your root json object is not a dictionary but an array id 1 name Aaa id 2 name Bbb This might..
iOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior this happening Why is Apple rotating images When I take a photo with my camera right side up unless I perform my code mentioned above when I save the photo it gets saved rotated. Now my workaround was okay up until a few days ago. My application modifies..
How to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw chain of events that led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this question I think Brad's answer is pretty clear hopefully..
UIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos the UIImage into a NSData instance and then use it with the iPhone exif library. UPDATE I gave a test to the library mentioned above and it seems to work. However because of my limited knwoledge about the EXIF format and the lack of high level API..
iOS crash reports: atos not working as expected http://stackoverflow.com/questions/13574933/ios-crash-reports-atos-not-working-as-expected 0x0006573a and 0x0004fb26 I get completely different match. The atos output is not even from the same class that's mentioned in the crash log MyViewController MyImageTask . Instead atos points me to totally benign lines of code in a completely unrelated..
How to add background image on iphone Navigation bar? http://stackoverflow.com/questions/1692487/how-to-add-background-image-on-iphone-navigation-bar iphone cocoa touch background uinavigationbar share improve this question Here's the code from the link @luvieere mentioned. Paste this code into to the rootview controller just above @implementation rootviewController @implementation UINavigationBar..
How to search MKMapView with UISearchBar? http://stackoverflow.com/questions/2281798/how-to-search-mkmapview-with-uisearchbar iphone ios cocoa touch mkmapview mkreversegeocoder share improve this question Ok to answer my own question As was mentioned before the best thing to do is to use the Google Maps API it supports a lot of formats but for several reasons I chose to..
Accessing iPhone WiFi Information via SDK http://stackoverflow.com/questions/351954/accessing-iphone-wifi-information-via-sdk Based on this bug report and this SO question I'm guessing there's no supported way to do this atm. EDIT Chris mentioned WiFinder which prompted me to do a little more digging. According to the WiFinder author's blog he used methods from the.. digging. According to the WiFinder author's blog he used methods from the private Apple80211.framework. The framework mentioned in the above linked SO question. Apparently Apple will no longer allow these private API calls in apps which is preventing..
Check for private API “usage” yourself? http://stackoverflow.com/questions/3546046/check-for-private-api-usage-yourself you have defined yourself. For a program doing something with connections thumbnails or the order of things the above mentioned method names aren't all that unlikely. Getting rejected for this and having to rename a method and resubmit delays everything..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting html so it can be styled have embedded images etc. I guess without looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections acces the DOM..
http://stackoverflow.com/questions/412982/iphone-unzip-code 0x1F8B it's gZip. Because this is iPhone specific have a look at this iPhone SDK forum discussion where miniZip is mentioned. It seems this can handle WinZip files. But if it's really a WinZip file you should have a look at the WinZip specification..
Can the UI Automation instrument be run from the command line? http://stackoverflow.com/questions/4191945/can-the-ui-automation-instrument-be-run-from-the-command-line
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events running you must jump back into your last state after wakeup. I don't know if this is the approach of the apps you mentioned before but it works for me. Hope I could help Update After measuring the time of the BG task there was a surprise. The BG..
How to apply “filters” to AVCaptureVideoPreviewLayer http://stackoverflow.com/questions/5156872/how-to-apply-filters-to-avcapturevideopreviewlayer project and I'd like to avoid any performance issues this may cause. Is this the only way to accomplish my goal As I mentioned I am not looking to capture any of the AVCaptureSession's video merely preview it. iphone avfoundation avcapturesession..
iOS: Using device modifiers for loading xib files? http://stackoverflow.com/questions/5191472/ios-using-device-modifiers-for-loading-xib-files launch image Default.png for iPhone and Default~ipad.png for iPad for example . Those two things are specifically mentioned in Apple Docs but they don't say that this will work for any other kinds of files. I've discovered quite by accident that..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers using Interface Builder take a look at this tutorial . Third and perhaps most importantly note that the best practices mentioned in the Stanford presentation are much easier to understand if you think about them in the context of the dependency injection..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c diving in you could head to Big Nerd Ranch . This is a training facility run by Aaron Hillegas the author of the book mentioned above. I attended the Intro to Cocoa course there several years ago and it was a great way to learn. share improve this..
Last In-First Out Stack with GCD? http://stackoverflow.com/questions/7567827/last-in-first-out-stack-with-gcd method dispatch in on the main queue to get it working as soon as the main queue comes online . A trick mentioned by Apple at WWDC dispatch_async dispatch_get_main_queue ^ dispatch to background priority queue as soon as we get onto the..
Call a parent view controller (through a navigationcontroller) http://stackoverflow.com/questions/8055052/call-a-parent-view-controller-through-a-navigationcontroller a method in it that pushed the current one iphone objective c ios share improve this question Just like Marsson mentioned you need to use delegate... Here is an sample In your child view controller .h file @protocol ChildViewControllerDelegate..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization getting EXC_BAD_ACCESS. How do I use NSJSONSerialization to parse the JSON above and turn it into the data structure I mentioned iphone objective c json nsdictionary share improve this question Your root json object is not a dictionary but an array..
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