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2014/10/15 ¤U¤È 10:14:11
iphone Programming Glossary: shortDetermining if an iPhone is Jail broken Programatically http://stackoverflow.com/questions/1140856/determining-if-an-iphone-is-jail-broken-programatically to detect if your app was cracked http thwart ipa cracks.blogspot.com 2008 11 detection.html In short the cracking usually requires changing the Info.plist. Since it's regular file you have access to it's..
http://stackoverflow.com/questions/158914/cropping-a-uiimage get the desired results CGImageCreateWithImageInRect CGImageRef CGRect will help you out. Here's a short example using it CGImageRef imageRef CGImageCreateWithImageInRect largeImage CGImage cropRect or use..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone I need the size on which the variable is represented and the range of the variable. So in example short int 2 bytes signed 32768 to 32767 and unsigned 0 to 65535 This is only an example. So please if anybody.. process NSLog @ Primitive sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long.. sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long NSLog @ The size..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library longer needed. Details I found some answers on various forums blogs and apple docs. Now I try make short summary of my searches and experiments. Problem was caused by citation from apple Technical Q A QA1490..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup.. a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup executes the code for a while. According to Apple we have 30 seconds execution time left. I assume..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init by release Apple wants you to use alloc and release because this keeps the lifetime of the object short and under your control. The problem here is that autoreleased objects live in the autorelease pool and..
http://stackoverflow.com/questions/554997/cancel-a-uiview-animation But before the animation completes and I get the animation ended event I want to cancel it cut it short . Is this possible Googling around finds a few people asking the same question with no answers and one.. improve this question The way I do it is to create a new animation to your end point. Set a very short duration and make sure you use the setAnimationBeginsFromCurrentState method to start from the current.. method to start from the current state. When you set it to YES the current animation is cut short. Looks something like this UIView beginAnimations nil context NULL UIView setAnimationBeginsFromCurrentState..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare cost matrix see below. Check Figure 3 of that paper to see this recurrence relation is applied. In short columns are computed first starting from D 1 1 D 0 and D 0 are left out in the MIN. If we are comparing..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone c 50.0f 50.0f CGContextStrokePath c Save everything and click Build and Run you should now see a short red line on the iPhone. For more information about Core Graphics look up the Apple Documentation. I've..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically Controllers How to switch between views programmatically In short I want to have two fullscreen views where I can switch between view A and view B. I know I could just..
NSDate and NSDateFormatter - short format date and time in iphone sdk http://stackoverflow.com/questions/936969/nsdate-and-nsdateformatter-short-format-date-and-time-in-iphone-sdk and NSDateFormatter short format date and time in iphone sdk searched for answers but the ones i found didn't seem to be ipone..
Determining if an iPhone is Jail broken Programatically http://stackoverflow.com/questions/1140856/determining-if-an-iphone-is-jail-broken-programatically share improve this question Here is one of the ways to detect if your app was cracked http thwart ipa cracks.blogspot.com 2008 11 detection.html In short the cracking usually requires changing the Info.plist. Since it's regular file you have access to it's pretty easy to determine such changes. share improve this..
http://stackoverflow.com/questions/158914/cropping-a-uiimage to do this but there is a function that you can use to get the desired results CGImageCreateWithImageInRect CGImageRef CGRect will help you out. Here's a short example using it CGImageRef imageRef CGImageCreateWithImageInRect largeImage CGImage cropRect or use the UIImage wherever you like UIImageView setImage UIImage..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone So are there any good documentation where this is written I need the size on which the variable is represented and the range of the variable. So in example short int 2 bytes signed 32768 to 32767 and unsigned 0 to 65535 This is only an example. So please if anybody knows about a site just write it here. iphone objective.. objective c types.html or run this code 32 bit process NSLog @ Primitive sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long NSLog @ The size of long long is d. sizeof long long NSLog.. c types.html or run this code 32 bit process NSLog @ Primitive sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long NSLog @ The size of long long is d. sizeof long long NSLog @ The size of a unsigned..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library and add ' ObjC'. ' all_load' and ' force_load' are no longer needed. Details I found some answers on various forums blogs and apple docs. Now I try make short summary of my searches and experiments. Problem was caused by citation from apple Technical Q A QA1490 http developer.apple.com mac library qa qa2006 qa1490.html..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup executes the code for a while. According to Apple we have 30.. my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup executes the code for a while. According to Apple we have 30 seconds execution time left. I assume that background code like threads are being executed for..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init a ready made autoreleased object and calling alloc followed by release Apple wants you to use alloc and release because this keeps the lifetime of the object short and under your control. The problem here is that autoreleased objects live in the autorelease pool and can pile up until the pool is drained whenever that may be...
http://stackoverflow.com/questions/554997/cancel-a-uiview-animation properties set view properties UIView commitAnimations But before the animation completes and I get the animation ended event I want to cancel it cut it short . Is this possible Googling around finds a few people asking the same question with no answers and one or two people speculating that it can't be done. iphone.. can't be done. iphone cocoa touch core animation share improve this question The way I do it is to create a new animation to your end point. Set a very short duration and make sure you use the setAnimationBeginsFromCurrentState method to start from the current state. When you set it to YES the current animation is cut.. and make sure you use the setAnimationBeginsFromCurrentState method to start from the current state. When you set it to YES the current animation is cut short. Looks something like this UIView beginAnimations nil context NULL UIView setAnimationBeginsFromCurrentState YES UIView setAnimationDuration 0.1 UIView setAnimationCurve..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare 1 j D i j 1 D i 1 j 1 Here D i j is the i j element of the cost matrix see below. Check Figure 3 of that paper to see this recurrence relation is applied. In short columns are computed first starting from D 1 1 D 0 and D 0 are left out in the MIN. If we are comparing arrays A and B then Dist i j is the distance between A i..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone c CGContextMoveToPoint c 5.0f 5.0f CGContextAddLineToPoint c 50.0f 50.0f CGContextStrokePath c Save everything and click Build and Run you should now see a short red line on the iPhone. For more information about Core Graphics look up the Apple Documentation. I've also found it helpful to search for functions beginning with..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically Controllers How to switch between views programmatically In short I want to have two fullscreen views where I can switch between view A and view B. I know I could just use an Tab Bar Controller but I dont want to. I want to see..
NSDate and NSDateFormatter - short format date and time in iphone sdk http://stackoverflow.com/questions/936969/nsdate-and-nsdateformatter-short-format-date-and-time-in-iphone-sdk and NSDateFormatter short format date and time in iphone sdk searched for answers but the ones i found didn't seem to be ipone specific. I basically need to get current date and time separately..
Determining if an iPhone is Jail broken Programatically http://stackoverflow.com/questions/1140856/determining-if-an-iphone-is-jail-broken-programatically is one of the ways to detect if your app was cracked http thwart ipa cracks.blogspot.com 2008 11 detection.html In short the cracking usually requires changing the Info.plist. Since it's regular file you have access to it's pretty easy to determine..
http://stackoverflow.com/questions/158914/cropping-a-uiimage that you can use to get the desired results CGImageCreateWithImageInRect CGImageRef CGRect will help you out. Here's a short example using it CGImageRef imageRef CGImageCreateWithImageInRect largeImage CGImage cropRect or use the UIImage wherever..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone this is written I need the size on which the variable is represented and the range of the variable. So in example short int 2 bytes signed 32768 to 32767 and unsigned 0 to 65535 This is only an example. So please if anybody knows about a site.. run this code 32 bit process NSLog @ Primitive sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long NSLog @ The size.. process NSLog @ Primitive sizes NSLog @ The size of a char is d. sizeof char NSLog @ The size of short is d. sizeof short NSLog @ The size of int is d. sizeof int NSLog @ The size of long is d. sizeof long NSLog @ The size of long long is d...
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library force_load' are no longer needed. Details I found some answers on various forums blogs and apple docs. Now I try make short summary of my searches and experiments. Problem was caused by citation from apple Technical Q A QA1490 http developer.apple.com..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup executes the code for.. are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this short wakeup executes the code for a while. According to Apple we have 30 seconds execution time left. I assume that background..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init alloc followed by release Apple wants you to use alloc and release because this keeps the lifetime of the object short and under your control. The problem here is that autoreleased objects live in the autorelease pool and can pile up until..
http://stackoverflow.com/questions/554997/cancel-a-uiview-animation commitAnimations But before the animation completes and I get the animation ended event I want to cancel it cut it short . Is this possible Googling around finds a few people asking the same question with no answers and one or two people speculating.. animation share improve this question The way I do it is to create a new animation to your end point. Set a very short duration and make sure you use the setAnimationBeginsFromCurrentState method to start from the current state. When you set.. method to start from the current state. When you set it to YES the current animation is cut short. Looks something like this UIView beginAnimations nil context NULL UIView setAnimationBeginsFromCurrentState YES UIView..
Store orientation to an array - and compare http://stackoverflow.com/questions/6368618/store-orientation-to-an-array-and-compare i j element of the cost matrix see below. Check Figure 3 of that paper to see this recurrence relation is applied. In short columns are computed first starting from D 1 1 D 0 and D 0 are left out in the MIN. If we are comparing arrays A and B then..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone c 50.0f 50.0f CGContextStrokePath c Save everything and click Build and Run you should now see a short red line on the iPhone. For more information about Core Graphics look up the Apple Documentation. I've also found it helpful..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically Controllers How to switch between views programmatically In short I want to have two fullscreen views where I can switch between view A and view B. I know I could just use an Tab Bar Controller..
NSDate and NSDateFormatter - short format date and time in iphone sdk http://stackoverflow.com/questions/936969/nsdate-and-nsdateformatter-short-format-date-and-time-in-iphone-sdk and NSDateFormatter short format date and time in iphone sdk searched for answers but the ones i found didn't seem to be ipone specific. I basically..
Do I have to call addSubview after calling addChildViewController? http://stackoverflow.com/questions/10143903/do-i-have-to-call-addsubview-after-calling-addchildviewcontroller this in Apple docs. What do you think iphone ios5 uiviewcontroller interface builder share improve this question Short answer Yes and yes. The view hierarchy and the view controller hierarchy are still independent. The containment API simply..
Trying to Write NSString sha1 function, but it's returning null http://stackoverflow.com/questions/1353771/trying-to-write-nsstring-sha1-function-but-its-returning-null any String I pass in comes back out NULL. objective c iphone nsstring nsdata sha1 share improve this question Short answer turn on gcc warnings Wall . Long answer NSMutableData dataToHash NSMutableData alloc init dataToHash appendData str..
UIScrollView - with paging enabled, can I “change” the page width? http://stackoverflow.com/questions/2256081/uiscrollview-with-paging-enabled-can-i-change-the-page-width
Is it possible to program iPhone in C++ http://stackoverflow.com/questions/270455/is-it-possible-to-program-iphone-in-c to code iPhone apps with C while using the Cocoa API etc c iphone objective c share improve this question Short answer yes sort of. You can use Objective C which you can read about at Apple Developer Connection. If you know C already..
How can I get user's email? iPhone SDK http://stackoverflow.com/questions/2708556/how-can-i-get-users-email-iphone-sdk
why most of the objects we create in iphone are pointers http://stackoverflow.com/questions/3044292/why-most-of-the-objects-we-create-in-iphone-are-pointers like i create NSString str NSMutableDictionary dict.. etc iphone objective c share improve this question Short Answer Because Objective C objects can only be allocated on the heap and manipulated as pointers. Long Answer Objective..
Setting “Home Screen” icon name for mobile Safari http://stackoverflow.com/questions/3400741/setting-home-screen-icon-name-for-mobile-safari
How can I display one UIView in landscape? http://stackoverflow.com/questions/356882/how-can-i-display-one-uiview-in-landscape very little useful M to F ing R. iphone rotation share improve this question An post on a forum that might help. Short answer is you have to manually rotate your view or controller once the view has been drawn in the viewWillAppear method..
Short hand for [[UIApplication sharedApplication] delegate]? http://stackoverflow.com/questions/4141058/short-hand-for-uiapplication-sharedapplication-delegate hand for UIApplication sharedApplication delegate I stored global variables in my AppDelegate and access them by AppDelegate..
Pre-buffering for AVQueuePlayer http://stackoverflow.com/questions/4218090/pre-buffering-for-avqueueplayer
http://stackoverflow.com/questions/459833/which-open-source-licenses-are-compatible-with-the-apples-iphone-and-its-offici them under apple's own conditions iphone open source apple licensing app store share improve this question In Short TL DR The LGPL and application stores have a few incompatibilities which means that you do not have the rights to distribute..
Xcode4: Different code generated for custom core data managed objects http://stackoverflow.com/questions/5253753/xcode4-different-code-generated-for-custom-core-data-managed-objects generating NSManagedObject subclasses. iphone cocoa core data nsmanagedobject xcode4 share improve this question Short answer Don't use Xcode's code generation. Use mogenerator and enjoy an easier life. As for the why it is hard to say. I..
what is the difference between Delegate and Notification? http://stackoverflow.com/questions/5325226/what-is-the-difference-between-delegate-and-notification use the delgate or NSnotification. ThankU iphone objective c cocoa cocoa touch xcode share improve this question Short Answer You can think of delegates like a telephone call. You call up your buddy and specifically want to talk to them. You..
objective-c code to right pad a NSString? http://stackoverflow.com/questions/5386351/objective-c-code-to-right-pad-a-nsstring how to right pad an NSString in objective c please For example want these strings Testing 123 Long String Hello World Short if right padded to a column width of say 12 and then a sting XXX is added to the end of each it would give Testing 123 xxx.. column width of say 12 and then a sting XXX is added to the end of each it would give Testing 123 xxx Hello World xxx Short xxx That is a 2nd column would like up. iphone objective c ios nsstring padding share improve this question Adam is..
How to control the line spacing in UILabel http://stackoverflow.com/questions/5494498/how-to-control-the-line-spacing-in-uilabel to reduce the gap between the two lines in that label. iphone cocoa touch uilabel share improve this question Short answer you can't. To change the spacing between lines of text you will have to subclass UILabel and roll your own drawTextInRect..
Why should I use @properties? [duplicate] http://stackoverflow.com/questions/5602968/why-should-i-use-properties Is there a good reason I should use one method or another iphone objective c ios share improve this question Short answer Encapsulation of memory management. Longer answer You need to establish ownership of an object if you want to use..
AESCrypt decryption between iOS and PHP http://stackoverflow.com/questions/6461419/aescrypt-decryption-between-ios-and-php wrong php iphone ios encryption share improve this question Disclaimer I have zero iPhone development experience. Short answer what tc. said. Something is horribly wrong with the AES256EncryptWithKey Being AES256 you would expect it to require..
http://stackoverflow.com/questions/762498/iphone-and-gpl to the entire source If GPL is not okay is MIT BSD etc. okay iphone licensing gpl share improve this question Short answer from my understanding yes and no In a bit more detail there's nothing stopping you from writing an iPhone app and..
How to generate a word file programmatically from collected data in iPhone sdk http://stackoverflow.com/questions/9409859/how-to-generate-a-word-file-programmatically-from-collected-data-in-iphone-sdk text in it. Is there any way I can accomplish this iphone ipad file ms word doc share improve this question Short answer yes long answer You can't do this to create proper Word documents however you should be able to acomplish this on..
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