2014/10/15 下午 10:03:35
iphone Programming Glossary: amHow to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present the other EDIT I now know that you want a UIView inside of a UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to.. UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to be implemented in order to automatically scroll to the active.. that I'm working with is brought up by a tabbar UITabBar which needs to function as normal. Edit I am adding the scroll bar just for when the keyboard comes up. Even though it's not needed I feel like it..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees want to use a CGAffineTransform. I want the pixels of the UIImage to actually shift position. I am using a block of code shown below originally intended to resize a UIImage to do this. I set a target..
http://stackoverflow.com/questions/1388467/reading-epub-format ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop.. ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this I have no idea about how to read this file format. I tried to parse a.. available to develop this I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser but that fails. iphone epub share improve this question..
http://stackoverflow.com/questions/158914/cropping-a-uiimage view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes.. to something that's larger than the bounds of my image context. I was hoping this was Kosher but am I instead attempting to draw over other memory that I shouldn't be touching Theory 2 I'm doing all of.. image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that... any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my.. limitations. I personally have been told by Apple to remove the method call on my next update so I am not yet sure if having a hack for older devices will get through the approval process. share improve..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve.. much more effort to setup but much nicer long term solution it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although.. create a Universal static library for iPhone iPad iPhone Simulator from within XCode # # Author Adam Martin http twitter.com redglassesapps # Based on original script from Eonil main changes Eonil's script..
Proper way to exit iPhone application? http://stackoverflow.com/questions/355168/proper-way-to-exit-iphone-application way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning.. way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning up memory..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application but without justification so I'm looking for a definitive answer. EDIT failed UIFont fontWithName size experiment I downloaded Harrowprint.tff downloaded from here and added it to my Resources directory.. to my Resources directory and to the project. I then tried this code UIFont font UIFont fontWithName @ Harrowprint size 20 which resulted in an exception being thrown. Looking at the TTF file in Finder.. resulted in an exception being thrown. Looking at the TTF file in Finder confirmed that the font name was Harrowprint. EDIT there have been a number of replies so far which tell me to read the documentation..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to.. image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail.. I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want to display the actual image in an image view but..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up... . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer.. viewers are pretty heavy on memory too. Even monitor the memory usage of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions iphone html parsing html content extraction share.. Take a walk on w3school XPath Tutorial to feel comfortable with the XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser.. XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser TFHpple alloc initWithHTMLData data Get all the cells of the 2nd row..
How to link to apps on the app store http://stackoverflow.com/questions/433907/how-to-link-to-apps-on-the-app-store to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes.. to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid version in the app store... with an easy way to access your apps on the App Store directly from your website or marketing campaigns. Creating an iTunes link is simple and can be made to direct customers to either a single app..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload UIImagePickerController result image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController.. image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController UIImagePickerController imagePicker UIImagePickerController.. UIImagePickerController alloc init imagePicker setSourceType UIImagePickerControllerSourceTypeCamera imagePicker setDelegate self self.navigationController presentModalViewController imagePicker animated..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature the above starts tacking AM or PM onto the end of the resulting string. See eg NSDateFormatter am I doing something wrong or is this a bug And see https developer.apple.com library ios qa qa1480 _index.html.. self.locale.description self.locale localeIdentifier return self @end Basically just changed the name of the static locale variable in case there was some conflict with the static declared in the subclass.. @ yyyyMMddHHmmss You might want to prefix your category method somehow to avoid name conflicts just in case Apple decides to add such a method in a future version of the OS. In case you're..
iPhone Data Usage Tracking/Monitoring http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring 0 success getifaddrs addrs 0 if success cursor addrs while cursor NULL if cursor ifa_addr sa_family AF_LINK dlAddr const struct sockaddr_dl cursor ifa_addr networkStatisc const struct if_data cursor.. in ifi_opackets and ifi_ipackets . Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation.. networkStatisc int WiFiSent 0 int WiFiReceived 0 int WWANSent 0 int WWANReceived 0 NSString name NSString alloc init autorelease success getifaddrs addrs 0 if success cursor addrs while cursor NULL..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present I need both a UIView and a UIScrollView Does one go inside the other EDIT I now know that you want a UIView inside of a UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to be implemented in order to automatically scroll to the active.. other EDIT I now know that you want a UIView inside of a UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to be implemented in order to automatically scroll to the active text field Ideally as much of the setup of the components.. code for what needs it. Note the UIView or UIScrollView that I'm working with is brought up by a tabbar UITabBar which needs to function as normal. Edit I am adding the scroll bar just for when the keyboard comes up. Even though it's not needed I feel like it provides a better interface because then the user can scroll..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees rotate counter clockwise by 90 degrees to landscape . I don't want to use a CGAffineTransform. I want the pixels of the UIImage to actually shift position. I am using a block of code shown below originally intended to resize a UIImage to do this. I set a target size as the current size of the UIImage but I get an error..
http://stackoverflow.com/questions/1388467/reading-epub-format ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this I have no idea about how to read this file format... ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser but that.. iPhone application to read ePub files. Is there any framework available to develop this I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser but that fails. iphone epub share improve this question The EPUB format brings together a bunch of different..
http://stackoverflow.com/questions/158914/cropping-a-uiimage of an image similar to what's seen in the album view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes in this code and I'm a bit stumped. I've got two different.. of the image I set the CGRect argument passed to drawInRect to something that's larger than the bounds of my image context. I was hoping this was Kosher but am I instead attempting to draw over other memory that I shouldn't be touching Theory 2 I'm doing all of this in a background thread. I know there are portions of.. operation fraction method. iphone objective c cocoa touch image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can use to get the desired results CGImageCreateWithImageInRect..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation currentDevice setOrientation UIInterfaceOrientationPortrait Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape and portrait in View 1.. setOrientation UIInterfaceOrientationPortrait Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape and portrait in View 1 but only portrait..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 stackoverflow.com questions 2793392 how do i compile a static library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve this question ALTERNATIVES https gist.github.com 3705459.. Karl's library http stackoverflow.com a 5721978 153422 takes much more effort to setup but much nicer long term solution it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although I highly recommend NOT doing that ever Apple has a couple.. Apple's workaround to lipo bug # # Purpose # Automatically create a Universal static library for iPhone iPad iPhone Simulator from within XCode # # Author Adam Martin http twitter.com redglassesapps # Based on original script from Eonil main changes Eonil's script WILL NOT WORK in Xcode GUI it WILL CRASH YOUR COMPUTER..
Proper way to exit iPhone application? http://stackoverflow.com/questions/355168/proper-way-to-exit-iphone-application way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated what's the appropriate method to.. way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated what's the appropriate method to call to..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application also found posts that say straight out that it's not possible but without justification so I'm looking for a definitive answer. EDIT failed UIFont fontWithName size experiment I downloaded Harrowprint.tff downloaded from here and added it to my Resources directory and to the project. I then tried this code UIFont font.. downloaded Harrowprint.tff downloaded from here and added it to my Resources directory and to the project. I then tried this code UIFont font UIFont fontWithName @ Harrowprint size 20 which resulted in an exception being thrown. Looking at the TTF file in Finder confirmed that the font name was Harrowprint. EDIT there have.. UIFont font UIFont fontWithName @ Harrowprint size 20 which resulted in an exception being thrown. Looking at the TTF file in Finder confirmed that the font name was Harrowprint. EDIT there have been a number of replies so far which tell me to read the documentation on X or Y. I've experimented extensively with all of these..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want to display the.. image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want to display the actual image in an image.. image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want to display the actual image in an image view but I am unable to figure out how to do this. I tried using the..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints give the performance and functionality that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as.. viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and memory hit on generating the UIImages.. be prepared ahead of time rendered off screen . Generally PDF viewers are pretty heavy on memory too. Even monitor the memory usage of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate thread issues here too and presenting it while the scale..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions iphone html parsing html content extraction share improve this question I found using hpple quite useful.. TFpple.m TFppleElement.h TFppleElement.m XPathQuery.h XPathQuery.m Take a walk on w3school XPath Tutorial to feel comfortable with the XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser TFHpple alloc initWithHTMLData data Get all the cells.. on w3school XPath Tutorial to feel comfortable with the XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser TFHpple alloc initWithHTMLData data Get all the cells of the 2nd row of the 3rd table NSArray elements xpathParser searchWithXPathQuery..
How to link to apps on the app store http://stackoverflow.com/questions/433907/how-to-link-to-apps-on-the-app-store to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid version in the app store. If I use a standard.. to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid version in the app store. If I use a standard link http itunes.apple.com WebObjects.. iTunes Links With iTunes links you can provide your customers with an easy way to access your apps on the App Store directly from your website or marketing campaigns. Creating an iTunes link is simple and can be made to direct customers to either a single app all your apps or to a specific app with your company name specified...
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload UIImagePickerController result image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController UIImagePickerController imagePicker UIImagePickerController.. UIImagePickerController result image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController UIImagePickerController imagePicker UIImagePickerController alloc init imagePicker setSourceType UIImagePickerControllerSourceTypeCamera.. a UIImagePickerController UIImagePickerController imagePicker UIImagePickerController alloc init imagePicker setSourceType UIImagePickerControllerSourceTypeCamera imagePicker setDelegate self self.navigationController presentModalViewController imagePicker animated YES imagePicker release void imagePickerController UIImagePickerController..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature hour region sets the 12 24 hour switch in settings to 12. Then the above starts tacking AM or PM onto the end of the resulting string. See eg NSDateFormatter am I doing something wrong or is this a bug And see https developer.apple.com library ios qa qa1480 _index.html Apparently Apple has declared this to be BAD Broken.. Category's object @ and object's locale @ @ self.description self.locale.description self.locale localeIdentifier return self @end Basically just changed the name of the static locale variable in case there was some conflict with the static declared in the subclass and added the extra NSLog. But look what that NSLog prints.. just NSDateFormatter fmt NSDateFormatter alloc initWithPOSIXLocaleAndFormat @ yyyyMMddHHmmss You might want to prefix your category method somehow to avoid name conflicts just in case Apple decides to add such a method in a future version of the OS. In case you're always using the same date format s you could also add..
iPhone Data Usage Tracking/Monitoring http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring if_data networkStatisc nil int dataSent 0 int dataReceived 0 success getifaddrs addrs 0 if success cursor addrs while cursor NULL if cursor ifa_addr sa_family AF_LINK dlAddr const struct sockaddr_dl cursor ifa_addr networkStatisc const struct if_data cursor ifa_data if type WiFi dataSent networkStatisc ifi_opackets.. and ifi_ibytes received but I think I should get WiFi usage in ifi_opackets and ifi_ipackets . Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation or understanding. Need someone to help me out... ifaddrs addrs const struct ifaddrs cursor const struct if_data networkStatisc int WiFiSent 0 int WiFiReceived 0 int WWANSent 0 int WWANReceived 0 NSString name NSString alloc init autorelease success getifaddrs addrs 0 if success cursor addrs while cursor NULL name NSString stringWithFormat @ s cursor ifa_name NSLog..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present Does one go inside the other EDIT I now know that you want a UIView inside of a UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to be implemented in.. UIView inside of a UIScrollView and the trick is to programatically set the content size of the UIScrollView to the frame size of the UIView . Then what needs to be implemented in order to automatically scroll to the active text field Ideally.. or UIScrollView that I'm working with is brought up by a tabbar UITabBar which needs to function as normal. Edit I am adding the scroll bar just for when the keyboard comes up. Even though it's not needed I feel like it provides a better..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees to landscape . I don't want to use a CGAffineTransform. I want the pixels of the UIImage to actually shift position. I am using a block of code shown below originally intended to resize a UIImage to do this. I set a target size as the current..
http://stackoverflow.com/questions/1388467/reading-epub-format ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this I have no idea.. ePub format I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this I have no idea about how to read this file format. I tried to parse a sample file with .epub.. there any framework available to develop this I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser but that fails. iphone epub share improve this question The EPUB format..
http://stackoverflow.com/questions/158914/cropping-a-uiimage seen in the album view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes in this code and I'm.. passed to drawInRect to something that's larger than the bounds of my image context. I was hoping this was Kosher but am I instead attempting to draw over other memory that I shouldn't be touching Theory 2 I'm doing all of this in a background.. objective c cocoa touch image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can use to get the desired..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support.. Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 do i compile a static library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve this question .. a 5721978 153422 takes much more effort to setup but much nicer long term solution it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although I highly recommend.. # Automatically create a Universal static library for iPhone iPad iPhone Simulator from within XCode # # Author Adam Martin http twitter.com redglassesapps # Based on original script from Eonil main changes Eonil's script WILL NOT WORK in..
Proper way to exit iPhone application? http://stackoverflow.com/questions/355168/proper-way-to-exit-iphone-application way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated.. way to exit iPhone application I am programming an iPhone app and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application that it's not possible but without justification so I'm looking for a definitive answer. EDIT failed UIFont fontWithName size experiment I downloaded Harrowprint.tff downloaded from here and added it to my Resources directory and to the project... here and added it to my Resources directory and to the project. I then tried this code UIFont font UIFont fontWithName @ Harrowprint size 20 which resulted in an exception being thrown. Looking at the TTF file in Finder confirmed that the.. size 20 which resulted in an exception being thrown. Looking at the TTF file in Finder confirmed that the font name was Harrowprint. EDIT there have been a number of replies so far which tell me to read the documentation on X or Y. I've..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail.. image from URL retrieved from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want.. from ALAsset in iPhone I am using a ALAsset Framework for accessing the files in the device's photo gallery. So far I am able to access the thumbnail and display it. I want to display the actual image in an image view but I am unable to figure..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's.. CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and.. screen . Generally PDF viewers are pretty heavy on memory too. Even monitor the memory usage of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate thread issues here..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions iphone html parsing html content extraction share improve this question.. XPathQuery.h XPathQuery.m Take a walk on w3school XPath Tutorial to feel comfortable with the XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser TFHpple alloc.. with the XPath language. Code Example #import TFHpple.h NSData data NSData alloc initWithContentsOfFile @ example.html Create parser xpathParser TFHpple alloc initWithHTMLData data Get all the cells of the 2nd row of the 3rd table..
How to link to apps on the app store http://stackoverflow.com/questions/433907/how-to-link-to-apps-on-the-app-store to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid.. to link to apps on the app store So I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid version in the app store. If I use a standard.. provide your customers with an easy way to access your apps on the App Store directly from your website or marketing campaigns. Creating an iTunes link is simple and can be made to direct customers to either a single app all your apps or to..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload UIImagePickerController result image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController.. result image orientation after upload I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting capturing an image using a UIImagePickerController UIImagePickerController imagePicker UIImagePickerController.. imagePicker UIImagePickerController alloc init imagePicker setSourceType UIImagePickerControllerSourceTypeCamera imagePicker setDelegate self self.navigationController presentModalViewController imagePicker animated YES imagePicker..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature in settings to 12. Then the above starts tacking AM or PM onto the end of the resulting string. See eg NSDateFormatter am I doing something wrong or is this a bug And see https developer.apple.com library ios qa qa1480 _index.html Apparently.. @ @ self.description self.locale.description self.locale localeIdentifier return self @end Basically just changed the name of the static locale variable in case there was some conflict with the static declared in the subclass and added the extra.. alloc initWithPOSIXLocaleAndFormat @ yyyyMMddHHmmss You might want to prefix your category method somehow to avoid name conflicts just in case Apple decides to add such a method in a future version of the OS. In case you're always using the..
iPhone Data Usage Tracking/Monitoring http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring 0 int dataReceived 0 success getifaddrs addrs 0 if success cursor addrs while cursor NULL if cursor ifa_addr sa_family AF_LINK dlAddr const struct sockaddr_dl cursor ifa_addr networkStatisc const struct if_data cursor ifa_data if type.. get WiFi usage in ifi_opackets and ifi_ipackets . Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation or understanding... const struct if_data networkStatisc int WiFiSent 0 int WiFiReceived 0 int WWANSent 0 int WWANReceived 0 NSString name NSString alloc init autorelease success getifaddrs addrs 0 if success cursor addrs while cursor NULL name NSString stringWithFormat..
The executable was signed with invalid entitlements http://stackoverflow.com/questions/1074546/the-executable-was-signed-with-invalid-entitlements the project and then displays the error The executable was signed with invalid entitlements in the Organizer window. Am I missing something I have upgraded my iPhone from 2.2.1 and have downloaded latest SDK from Apple. Please help me with..
How to cache content in UIWebView for faster loading later on? http://stackoverflow.com/questions/1348696/how-to-cache-content-in-uiwebview-for-faster-loading-later-on very quick 1 second . However this behavior is not the same if you load the content through a UIWebView in your app. Am I missing some settings How do I make the UIWebView cache the content automatically without going through the hassle of..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports myApp.app.dSYM and it just outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve..
How to customize the callout bubble for MKAnnotationView? http://stackoverflow.com/questions/1565828/how-to-customize-the-callout-bubble-for-mkannotationview Is there a way to dig into the map view to remove the callout bubble before drawing I'm at a loss. Any suggestions Am I missing something obvious iphone ios mkmapview mapkit mkannotationview share improve this question There is an even..
http://stackoverflow.com/questions/158914/cropping-a-uiimage that are restricted to the main thread. I was assuming hoping that drawing to an offscreen view wasn't one of these. Am I wrong Oh how I miss NSImage's drawInRect fromRect operation fraction method. iphone objective c cocoa touch image manipulation..
Asynchronous request to the server from background thread http://stackoverflow.com/questions/1728631/asynchronous-request-to-the-server-from-background-thread that the background thread dies before async request is finished it job and this causes the problem but I'm not sure. Am I right with this assumptions Is there any way to avoid this problem I know I can use sync request to avoid this problem..
CGImage/UIImage lazily loading on UI thread causes stutter http://stackoverflow.com/questions/1815476/cgimage-uiimage-lazily-loading-on-ui-thread-causes-stutter imgRef UIGraphicsEndImageContext And the EXC_BAD_ACCESS happens on the CGContextDrawImage line. QUESTION 1 Am I allowed to do this on a thread other than the UI thread QUESTION 2 What is the UIImage actually pre loading QUESTION 3..
http://stackoverflow.com/questions/1934187/oauth-secrets-in-mobile-apps secret is involved in initially requesting the Access Token so that could be done without involving our own server. Am I correct iphone android security mobile oauth share improve this question Yes this is an issue with the OAuth design..
Calculate the size of a folder http://stackoverflow.com/questions/2188469/calculate-the-size-of-a-folder back in the code with a 'fileSize' of 130398. When I check in Finder it says the size is 201KB on disk 130 398 bytes . Am a little unsure of what to go with here 201KB or 130 398 bytes as the actual size. For now I'll go on the safe side and..
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav This seems broken to me I'd expect the popover to respect the sizes that are set up as it pops through the view stack. Am I missing something Thanks. iphone ipad uiviewcontroller uinavigationcontroller uipopovercontroller share improve this..
Getting displacement from accelerometer data with Core Motion http://stackoverflow.com/questions/4449565/getting-displacement-from-accelerometer-data-with-core-motion still on a plane accelerometer values are not null there is some noise I think . How much should I filter those values Am I supposed to filter them at all iphone ios4 accelerometer augmented reality gyroscope share improve this question ..
iPhone get SSID without private library http://stackoverflow.com/questions/5198716/iphone-get-ssid-without-private-library which I understand is a private library. I also read that if I use a private library Apple will not approve the app. Am I stuck between an Apple and a hard place or is there something I'm missing here iphone xcode share improve this question..
Grand Central Dispatch (GCD) vs. performSelector - need a better explanation http://stackoverflow.com/questions/5225130/grand-central-dispatch-gcd-vs-performselector-need-a-better-explanation ^ self doit YES self performSelectorOnMainThread @selector doit withObject YES waitUntilDone YES Am I incorrect That is is there a difference of the performSelector commands versus the GCD ones I've read a lot of documentation..
Am I abusing UIViewController Subclassing? http://stackoverflow.com/questions/5691226/am-i-abusing-uiviewcontroller-subclassing I abusing UIViewController Subclassing In trying to figure out why viewWillAppear wasn't being called in my app I came..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare compare the two arrays in a smart way They will never have exactly the same values but they can be somewhat the same. Am I at all on the right track here UPDATE I think that maybe Alis answer about using DTW could be the right way for me here...
Change Default Scrolling Behavior of UITableView Section Header http://stackoverflow.com/questions/664781/change-default-scrolling-behavior-of-uitableview-section-header section headers do NOT stay anchored at the top but rather scroll under the nav bar with the rest of the section rows Am I missing something obvious Thanks. iphone cocoa touch uitableview share improve this question The way I solved this..
How do I get the CoreData Debug argument to output to the console? http://stackoverflow.com/questions/822906/how-do-i-get-the-coredata-debug-argument-to-output-to-the-console just in case there was some other issue in MY program. Even in Apple's example I get no SQL output in the console. Am I doing something wrong Is Apple's documentation wrong Should I be looking someplace other than the console Has anyone else..
Best approach for XML parsing on the iPhone http://stackoverflow.com/questions/842292/best-approach-for-xml-parsing-on-the-iphone of having to handle the startElement foundCharacters and endElement seems like more work than it really should be. Am I just looking at this the wrong way or is there a simpler tree DOM based way of working with XML in the iPhone SDK If the..
How to manage Enterprise Distribution certificate expiration? http://stackoverflow.com/questions/9216485/how-to-manage-enterprise-distribution-certificate-expiration profiles and then recompile and distribute the updated apps to your users. See 憕roviding Updated Apps page 10 Am I missing something or is is possible that the employees with potentially hundreds of iOS devices with several In House..
Static string variable in Objective C on iphone http://stackoverflow.com/questions/980083/static-string-variable-in-objective-c-on-iphone persists for all methods in class B. But if I access it in class C after assignment in B I am getting it as OldValue. Am I missing something Should i use extern in other classes Thanks Regards Yogini iphone objective c string static share..
iPhone iOS how to add a running countup display timer to an app, like clock stopwatch app? http://stackoverflow.com/questions/12076409/iphone-ios-how-to-add-a-running-countup-display-timer-to-an-app-like-clock-stop
NSDateFormatter, am I doing something wrong or is this a bug? http://stackoverflow.com/questions/143075/nsdateformatter-am-i-doing-something-wrong-or-is-this-a-bug iPhone is set to 24 hour time this works fine if on the other hand the user has set it to 24 hour time then back to AM PM it works fine until you toggle this setting then it appends the AM PM on the end even though I didn't ask for it 20080927030337.. the user has set it to 24 hour time then back to AM PM it works fine until you toggle this setting then it appends the AM PM on the end even though I didn't ask for it 20080927030337 PM Am I doing something wrong or is this a bug with firmware.. bug with firmware 2.1 Edit 1 Made description clearer Edit 2 workaround It turns out this is a bug to fix it I set the AM and PM characters to dateFormatter setAMSymbol @ dateFormatter setPMSymbol @ iphone ios objective c nsdate nsdateformatter..
how to convert datetime format in NSString? http://stackoverflow.com/questions/2076417/how-to-convert-datetime-format-in-nsstring inputString NSString outputString outputFormatter stringFromDate inputDate outputString @ Mon Nov 23 2009 05 24 AM See the Unicode date format patterns guide for more information on how to configure NSDateFormatter . share improve this..
How to disable AM/PM in UIDatePicker http://stackoverflow.com/questions/2140388/how-to-disable-am-pm-in-uidatepicker to disable AM PM in UIDatePicker How to disable or hide AM PM in UIDatePicker from code interface builder I want to have 24 hours time.. to disable AM PM in UIDatePicker How to disable or hide AM PM in UIDatePicker from code interface builder I want to have 24 hours time picker mode in UIDatePicker . Please help iphone..
How to get UILabel (UITextView) auto adjusted font size? http://stackoverflow.com/questions/3669844/how-to-get-uilabel-uitextview-auto-adjusted-font-size num_locations gradient should be sized to actual font size. THIS IS THE PROBLEM EVEN IF FONT IS AUTO ADUJSTED I AM GETTING THE SAME ORIGINAL FONT SIZE CGFloat fontCapHeightHalf self.font.capHeight 2 5 CGRect currentBounds rect CGPoint.. gradient should be sized to actual font size. THIS IS THE PROBLEM EVEN IF FONT IS AUTO ADUJSTED I AM GETTING THE SAME ORIGINAL FONT SIZE CGFloat fontCapHeightHalf self.font.capHeight 2 5 CGRect currentBounds rect CGPoint topCenter CGPointMake..
Formatting date and time with iPhone SDK? http://stackoverflow.com/questions/4086492/formatting-date-and-time-with-iphone-sdk SDK How do I format date and time using iPhone SDK For example how would I extract the date from 9 4 2024 12 00 00 AM to NSDate iphone sdk nsdate nsdateformatter share improve this question you can format your string using dd MM yyyy..
How to format Facebook/Twitter dates (from the JSON feed) in Objective-C http://stackoverflow.com/questions/4329485/how-to-format-facebook-twitter-dates-from-the-json-feed-in-objective-c date. created_at Wed Dec 01 17 08 03 0000 2010 I wish to change both to be in the format of Thu Nov 18 2010 06 48 AM or something similar. I have had no luck using NSDateFormatter . How can i format these dates from Facebook and Twitter..
Convert NSString of a date to an NSDate http://stackoverflow.com/questions/4332319/convert-nsstring-of-a-date-to-an-nsdate be one or two digits Likewise the date could be one or two digits Hours could be one or two digits What do I do about AM PM iphone objective c nsdate nsdateformatter share improve this question NSDateFormatter dateFormat NSDateFormatter..
http://stackoverflow.com/questions/4822722/add-am-pm-to-datepicker AM PM to datepicker My UIDatePicker is set to UIDatePickerModeTime but on the apple documentation it says The date picker.. UIDatePickerModeTime but on the apple documentation it says The date picker displays hours minutes and optionally an AM PM designation. The exact items shown and their order depend upon the locale set. An example of this mode is 6 53 PM . ... The exact items shown and their order depend upon the locale set. An example of this mode is 6 53 PM . . How do i add AM PM because on my device those aren't options and it instead uses a 24 hour clock iphone objective c cocoa touch uidatepicker..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature with their phone set to a 24 hour region sets the 12 24 hour switch in settings to 12. Then the above starts tacking AM or PM onto the end of the resulting string. See eg NSDateFormatter am I doing something wrong or is this a bug And see https.. DemoApp 160 307 date1 2001 05 05 05 34 56 PM 0000 2011 07 11 17 44 43.369 DemoApp 160 307 date2 2001 05 06 03 34 56 AM 0000 2011 07 11 17 44 43.380 DemoApp 160 307 date3 null 2011 07 11 17 44 43.392 DemoApp 160 307 date4 null The phone make..
iOS :Call a method in specific time http://stackoverflow.com/questions/9211640/ios-call-a-method-in-specific-time Call a method in specific time I am trying to call a method on this time 00 01 AM here is my code but I can't find the problem why this code does not call my method. BOOL date NSDate date hour NSInteger..
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