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2014/10/15 ¤U¤È 10:12:17
iphone Programming Glossary: obviouslyApple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code to the console with NSLog then paste it into the python script above in production you'll obviously need to set up some method to get the token to your servers. Also in production you'll need to query..
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 be set to portrait. There is an undocumented property setter on UIDevice that does the trick but obviously generates a compiler warning and could disappear with a future revision of the SDK. UIDevice currentDevice..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone API . Gero iphone ios web services soap wsdl share improve this question One word Don't. OK obviously that isn't a real answer. But still SOAP should be avoided at all costs. Is it possible to add a proxy..
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class for just text rendering. My thoughts was to figure out the start point and length..
NSDictionary with ordered keys http://stackoverflow.com/questions/376090/nsdictionary-with-ordered-keys of the array and make sure they always correspond. Currently I just use myDictionary allKeys but obviously this returns them in an arbitrary non guaranteed order. Is there a data structure in Objective C that..
Detecting touch screen devices with Javascript http://stackoverflow.com/questions/3974827/detecting-touch-screen-devices-with-javascript user hovers their mouse over an item. I'm using jQuery.hoverIntent to detect the hover but this obviously doesn't work on touchscreen devices like iPhone iPad Android. So on those devices I'd like to revert..
Is there a way to pass touches through on the iPhone? http://stackoverflow.com/questions/631427/is-there-a-way-to-pass-touches-through-on-the-iphone the main area touching operation. However at this point the touchesMoved and touchesEnded are obviously not being called because the touches originated on the UIButton. Is there a way to half ignore the touches..
Objective-C ARC: strong vs retain and weak vs assign http://stackoverflow.com/questions/8927727/objective-c-arc-strong-vs-retain-and-weak-vs-assign management attributes for properties introduced by ARC strong and weak . Apart from copy which is obviously something completely different are there any differences between strong vs retain and weak vs assign..
Apple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code NSError error During testing you can just kick the deviceToken to the console with NSLog then paste it into the python script above in production you'll obviously need to set up some method to get the token to your servers. Also in production you'll need to query Apple's feedback service and remove device tokens from users..
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 swapping the views out I would like to force the rotation to be set to portrait. There is an undocumented property setter on UIDevice that does the trick but obviously generates a compiler warning and could disappear with a future revision of the SDK. UIDevice currentDevice setOrientation UIInterfaceOrientationPortrait Are there..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone option to switch to another type of interface e.g. REST based API . Gero iphone ios web services soap wsdl share improve this question One word Don't. OK obviously that isn't a real answer. But still SOAP should be avoided at all costs. Is it possible to add a proxy server between the iPhone and the web service Perhaps something..
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class for just text rendering. My thoughts was to figure out the start point and length of each string in each line. And draw a line under it accordingly...
NSDictionary with ordered keys http://stackoverflow.com/questions/376090/nsdictionary-with-ordered-keys to update the keys of the dictionary as well as the values of the array and make sure they always correspond. Currently I just use myDictionary allKeys but obviously this returns them in an arbitrary non guaranteed order. Is there a data structure in Objective C that I'm missing Does anyone have any suggestions on how to more..
Detecting touch screen devices with Javascript http://stackoverflow.com/questions/3974827/detecting-touch-screen-devices-with-javascript I've got a site that slides up a little info panel when the user hovers their mouse over an item. I'm using jQuery.hoverIntent to detect the hover but this obviously doesn't work on touchscreen devices like iPhone iPad Android. So on those devices I'd like to revert to tap to show the info panel. javascript jquery iphone android..
Is there a way to pass touches through on the iPhone? http://stackoverflow.com/questions/631427/is-there-a-way-to-pass-touches-through-on-the-iphone to set the control then calls the touches began section to start the main area touching operation. However at this point the touchesMoved and touchesEnded are obviously not being called because the touches originated on the UIButton. Is there a way to half ignore the touches so they're passed to the main area but also allow me..
Objective-C ARC: strong vs retain and weak vs assign http://stackoverflow.com/questions/8927727/objective-c-arc-strong-vs-retain-and-weak-vs-assign vs retain and weak vs assign There are two new memory management attributes for properties introduced by ARC strong and weak . Apart from copy which is obviously something completely different are there any differences between strong vs retain and weak vs assign From my understanding the only difference here is that weak..
Apple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code just kick the deviceToken to the console with NSLog then paste it into the python script above in production you'll obviously need to set up some method to get the token to your servers. Also in production you'll need to query Apple's feedback service..
Checkbox image toggle in UITableViewCell http://stackoverflow.com/questions/1171476/checkbox-image-toggle-in-uitableviewcell NSNotificationCenter defaultCenter postNotificationName @ CellCheckToggled object self userInfo dict You will obviously need to massage some stuff. You probably want to pass in the two image names to make it more reusable and also I'd recommend..
Debugging App When Launched by Push Notification http://stackoverflow.com/questions/1239000/debugging-app-when-launched-by-push-notification to my app which are all received just fine. However when the users views the notification and my app launches I obviously want to take a different action than I would if the user just launched the app manually and on top of that different actions..
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 force the rotation to be set to portrait. There is an undocumented property setter on UIDevice that does the trick but obviously generates a compiler warning and could disappear with a future revision of the SDK. UIDevice currentDevice setOrientation..
http://stackoverflow.com/questions/1934187/oauth-secrets-in-mobile-apps what is the best way to handle it in a mobile app or a desktop app for that matter Storing the string in the app is obviously not good as someone could easily find it and abuse it. Another approach would be to store it on your server and have the..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone e.g. REST based API . Gero iphone ios web services soap wsdl share improve this question One word Don't. OK obviously that isn't a real answer. But still SOAP should be avoided at all costs. Is it possible to add a proxy server between the..
http://stackoverflow.com/questions/2080644/is-it-possible-in-principle-for-an-android-device-to-interface-with-an-iphone in the same way that modems benefited PC Mac platforms via Metcalfe's Law. I am looking for one of two answers Is this obviously not likely e.g. because of encryption If so what is the reason Is it possible in principle but requiring years of reverse..
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class for just text rendering. My thoughts was to figure out the start point and length of each string in each..
API to determine whether running on iPhone or iPad http://stackoverflow.com/questions/2884391/api-to-determine-whether-running-on-iphone-or-ipad the 3.2 SDK I see that UIDevice also has a property which is really what I'm looking for but doesn't work for pre 3.2 obviously UIDevice currentDevice userInterfaceIdiom Are there other ways than checking for the existence of @ iPad for a universal..
Entering background on iOS4 to play audio http://stackoverflow.com/questions/3161635/entering-background-on-ios4-to-play-audio file and wallah it's magic. However this is not the case. For instance if I play an mp3 that is 2 minutes long obviously the audio is long enough to be able to play after I hit the home button to send my app to the background. The thing is even..
Getting a screenshot of a UIScrollView, including offscreen parts http://stackoverflow.com/questions/3539717/getting-a-screenshot-of-a-uiscrollview-including-offscreen-parts open tmp test.png The last few lines simply write the image to tmp test.png and then opens it in Preview.app. This obviously only works on in the Simulator Complete project in the ScrollViewScreenShot Github Repository share improve this answer..
NSDictionary with ordered keys http://stackoverflow.com/questions/376090/nsdictionary-with-ordered-keys as well as the values of the array and make sure they always correspond. Currently I just use myDictionary allKeys but obviously this returns them in an arbitrary non guaranteed order. Is there a data structure in Objective C that I'm missing Does anyone..
How can I find out if the iPhone user currently has a passcode set and encryption enabled? http://stackoverflow.com/questions/3806455/how-can-i-find-out-if-the-iphone-user-currently-has-a-passcode-set-and-encryptio @ testFile @ writeToFile testFilePath atomically YES encoding NSUTF8StringEncoding error NULL obviously do better error handling NSDictionary testFileAttributes NSFileManager defaultManager attributesOfItemAtPath testFile1Path..
Detecting touch screen devices with Javascript http://stackoverflow.com/questions/3974827/detecting-touch-screen-devices-with-javascript info panel when the user hovers their mouse over an item. I'm using jQuery.hoverIntent to detect the hover but this obviously doesn't work on touchscreen devices like iPhone iPad Android. So on those devices I'd like to revert to tap to show the..
How to check what day of the week it is (i.e. Tues, Fri?) and compare two NSDates? http://stackoverflow.com/questions/583692/how-to-check-what-day-of-the-week-it-is-i-e-tues-fri-and-compare-two-nsdate given a date. I'd like to if 1 1 09 is a Tuesday Monday etc... Is there any library that let's you calculate this This obviously needs to take into account leap years and a tons of other stuff... Maybe there's an objective c library for this Thanks..
iPhone SDK Internet connection detection http://stackoverflow.com/questions/596589/iphone-sdk-internet-connection-detection and rightly so since there was no error message displayed to the user if no Internet connection is available. Since obviously the application would not work without it. So I just wanted to know how to best achieve this I'm guessing something needs..
Is there a way to pass touches through on the iPhone? http://stackoverflow.com/questions/631427/is-there-a-way-to-pass-touches-through-on-the-iphone began section to start the main area touching operation. However at this point the touchesMoved and touchesEnded are obviously not being called because the touches originated on the UIButton. Is there a way to half ignore the touches so they're passed..
Why am I having to manually set my view's frame in viewDidLoad? http://stackoverflow.com/questions/6757018/why-am-i-having-to-manually-set-my-views-frame-in-viewdidload self.view.frame CGRectMake 0 0 768 911 else self.view.frame CGRectMake 0 0 1024 655 I feel like I'm obviously missing something here. Why would the default frame of the view not match the frame when it autorotates back to the same..
Objective-C ARC: strong vs retain and weak vs assign http://stackoverflow.com/questions/8927727/objective-c-arc-strong-vs-retain-and-weak-vs-assign are two new memory management attributes for properties introduced by ARC strong and weak . Apart from copy which is obviously something completely different are there any differences between strong vs retain and weak vs assign From my understanding..
idleTimerDisabled not working since iPhone 3.0 http://stackoverflow.com/questions/1058717/idletimerdisabled-not-working-since-iphone-3-0 untethered and there is already a current NowPlayingItem which is left playing or unpaused if paused at app startup . Obviously this is all with the Settings General Autolock set to some timed value. By adding a idleTimerDisabled NO immedately followed..
HTTP Live Streaming, FFMPEG & FFSERVER, and iPhone OS 3 http://stackoverflow.com/questions/1093667/http-live-streaming-ffmpeg-ffserver-and-iphone-os-3 playlists pointing to the segmented files. You'd serve the segmented files and playlists via a web server like Apache. Obviously you'll want to tweak the ffmpeg and segmenter options substantially to get the results you're after. share improve this..
How can I change the saturation of an UIImage? http://stackoverflow.com/questions/1144768/how-can-i-change-the-saturation-of-an-uiimage by 20 self.view addSubview dv put it on screen Change the saturation like this dv.saturation 0.8 desaturate by 80 Obviously if you want to use it outside of a single method you should make dv an ivar of the view controller. Hope this helps. share..
Selective Autorotation within a UINavigationController and UITabBarController http://stackoverflow.com/questions/1196758/selective-autorotation-within-a-uinavigationcontroller-and-uitabbarcontroller return interfaceOrientation UIInterfaceOrientationPortraitUpsideDown Compile and run. Aaaand ... nothing. Obviously I've done something wrong. Now I've already read the post regarding UINavigationController and autorotation and I get the..
How can I create a big, red UIButton with the iPhone SDK? http://stackoverflow.com/questions/1427818/how-can-i-create-a-big-red-uibutton-with-the-iphone-sdk self action @selector buttonPressed forControlEvents UIControlEventTouchUpInside self.view addSubview sampleButton Obviously you will need to adjust the frame origin and size to match your app as well as the target selector and title. share improve..
http://stackoverflow.com/questions/1684799/generate-hash-from-uiimage hash from UIImage I'm trying to compare two UIImages from the file system to see if they are the same. Obviously I can't use NSObject's hash method since this returns a hash of the object and not the actual image data. I found code generate..
How to implement didReceiveMemoryWarning? http://stackoverflow.com/questions/2430728/how-to-implement-didreceivememorywarning Release anything that's not essential such as cached data meaning instance variables and what else... Obviously can't access local variables such as defined in method loadView so can't release them here We can set some instance variables..
Generate vCard from AddressBook.framework http://stackoverflow.com/questions/2795615/generate-vcard-from-addressbook-framework addObject @ END VCARD NSString string mutableArray componentsJoinedByString @ n mutableArray release return string Obviously I'm making reference to properties in my class plus a method called addressWithSeparator to build up the data for the address..
iPhone - get number of days between two dates http://stackoverflow.com/questions/3075356/iphone-get-number-of-days-between-two-dates for the iPhone. For the due tasks I want to display something like Due tomorrow or Due yesterday or Due July 18th . Obviously I need to display Tomorrow even if the task is less than 24 hours away e.g. the user checks at 11pm on Saturday and sees..
How can I programmatically force-stop scrolling in a UIScrollView? http://stackoverflow.com/questions/3410777/how-can-i-programmatically-force-stop-scrolling-in-a-uiscrollview
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously you're not going to hard code in the ranges like this. Perhaps instead you could do something like NSDictionary wordToColorMapping..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post returnString NSString alloc initWithData returnData encoding NSUTF8StringEncoding NSLog @ @ returnString Old question Obviously this was too easy and didn't work I do not get any error in the console or anything and the image is uploaded but the text..
How to change UIPickerView height http://stackoverflow.com/questions/573979/how-to-change-uipickerview-height CGRectMake 0.0 0.0 320.0 120.0 You will discover that at various heights and widths there are visual glitches. Obviously these glitches would either need to be worked around somehow or choose another size that doesn't exhibit them. share improve..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare 2 arrays Array 1 5 3 1 Array 2 1 3 5 8 8 We measured 2 4 6 7 . Which array is the most similar to the newly measured Obviously the second array is similar to the newly measured and the first is not. Let's compute the cost matrices according to this..
http://stackoverflow.com/questions/6488732/how-does-one-compare-one-image-to-another-to-see-if-they-are-similar-by-a-certai taken from the camera on the iPhone or iPad 2 and compare them to each other to see if they are pretty much the same. Obviously due to light etc the image will never be EXACTLY the same so I would like to check for around 90 compatibility. All the..
how to cache a whole web page with images in iOS http://stackoverflow.com/questions/6696151/how-to-cache-a-whole-web-page-with-images-in-ios self request self request startAsynchronous void webPageFetchFailed ASIHTTPRequest theRequest Obviously you should handle the error properly... NSLog @ @ theRequest error void webPageFetchSucceeded ASIHTTPRequest theRequest..
SFHFKeychainUtils. iOS keychain. ARC compatible http://stackoverflow.com/questions/7663443/sfhfkeychainutils-ios-keychain-arc-compatible from obj c pointer to CFTypeRef is disallowed in ARC to passing x parameter to y parameter discards qualifiers . Obviously the first snip of code gives an error too. Although I get no errors when building app crashes with EXC_BAD_ACCESS when reaching..
How to set up CMake to build an app for the iPhone http://stackoverflow.com/questions/822404/how-to-set-up-cmake-to-build-an-app-for-the-iphone link # code signing set_target_properties NAME PROPERTIES XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY iPhone Developer My Name Obviously change mycompany to your company name and change My Name to your name. I found it's very useful to add the link directory..
Is there any way to determine if the iphone is roaming? http://stackoverflow.com/questions/900547/is-there-any-way-to-determine-if-the-iphone-is-roaming dumped the classes of SpringBoard using class dump . I was unable to find any references to 'roam' or 'roaming' 4. Obviously I started by checking at SO for this Couldn't find anything related. Further steps Does anyone have any advice here I know..
steps for creating UIScrollView with Interface Builder http://stackoverflow.com/questions/9118796/steps-for-creating-uiscrollview-with-interface-builder Let's say I want to use a UIScrollView in my iphone app. I have a View filled with buttons that is 320x700. Obviously this is too big for the iPhone which is 320x480. So I know I have to use a UIScrollView. However is this the order that..
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