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2014/10/15 ¤U¤È 10:14:11
iphone Programming Glossary: shorterHow can I enforce an specific direction (i.e. clockwise) of rotation in Core Animation? http://stackoverflow.com/questions/1149635/how-can-i-enforce-an-specific-direction-i-e-clockwise-of-rotation-in-core-ani it as much as needed doing that by rotating it with 40 degrees. So the object rotates the other way around with a shorter amount of movement. I want to constrain it to rotate clockwise. Would I have to do that by changing animations in little..
Selective Autorotation within a UINavigationController and UITabBarController http://stackoverflow.com/questions/1196758/selective-autorotation-within-a-uinavigationcontroller-and-uitabbarcontroller bar that appears hides from the top like you see when playing video . If the nav bar must remain or if that's REALLY a shorter height nav bar I'm seeing when playing video vs. a toolbar however do I get the thing to rotate around The thing is I only..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec nonatomic int myVar @end MyClass.m @implementation MyClass @synthesize myVar @end The result is much clearer and shorter code. The accessor methods will be implemented for you and you can still use the bracket syntax as before. But in addition..
Best way to serialize a NSData into an hexadeximal string http://stackoverflow.com/questions/1305225/best-way-to-serialize-a-nsdata-into-an-hexadeximal-string notification before sending it to my server. I have the following implementation but I am thinking there must be some shorter and nicer way to do it. NSString serializeDeviceToken NSData deviceToken NSMutableString str NSMutableString stringWithCapacity..
Pixel Width of the text in a UILabel http://stackoverflow.com/questions/1340667/pixel-width-of-the-text-in-a-uilabel happens is that the the UILabel is striked through with a line being as long as the whole label but the text can be shorter. Is there a way to determine the length of the text in pixels such that the line can appropriately be drawn I'm also open..
NSMutableURLRequest timeout interval not taken into consideration for POST requests http://stackoverflow.com/questions/1466389/nsmutableurlrequest-timeout-interval-not-taken-into-consideration-for-post-reque to a post on the Apple developer forum the minimum timeout interval for POST is 240 seconds. Any timeout interval shorter than that is ignored. If you require a shorter timeout interval use an async request along with a timer and call cancel.. minimum timeout interval for POST is 240 seconds. Any timeout interval shorter than that is ignored. If you require a shorter timeout interval use an async request along with a timer and call cancel on the NSURLConnection as needed. link to thread..
How does -performSelector:withObject:afterDelay: work? http://stackoverflow.com/questions/1922517/how-does-performselectorwithobjectafterdelay-work the run loop is in the default mode. From this we can answer your second question. Yes it's guaranteed even with a shorter delay since the current thread is busy executing when performSelector is called. When the thread returns to the run loop..
Objective-C : How to fetch the router address? http://stackoverflow.com/questions/2113580/objective-c-how-to-fetch-the-router-address the IP address of the default gateway. So here's what I'm doing in my app and it seems to be working fine plus is much shorter and simpler than most other solutions I found so far NSString defaultRouter SCDynamicStoreRef ds SCDynamicStoreCreate kCFAllocatorDefault..
How can I truncate an NSString to a set length? http://stackoverflow.com/questions/2952298/how-can-i-truncate-an-nsstring-to-a-set-length NSString shortString myString substringWithRange stringRange It seems a little delicate crashes if the string is shorter than the maximum length . I'm also not sure if it's Unicode safe. Is there a better way to do it Does anyone have a nice..
how to update MKPolyline / MKPolylineView? http://stackoverflow.com/questions/3171572/how-to-update-mkpolyline-mkpolylineview new one and add it to the map but do not remove the older one. then once the new one is added you can remove the older shorter one. It might not be pretty to implement but it should get rid of the flashing on updates. you can distinguish the old and..
How do I measure the distance traveled by an iPhone using the accelerometer? http://stackoverflow.com/questions/3707726/how-do-i-measure-the-distance-traveled-by-an-iphone-using-the-accelerometer traveled by an iPhone using the accelerometer While GPS works for long distance changes I would like to measure a shorter distance by using the iPhone's accelerometer. Say I want to measure a height of a box using an iPhone application. You'd..
Find the tangent of a point on a cubic bezier curve (on an iPhone) http://stackoverflow.com/questions/4089443/find-the-tangent-of-a-point-on-a-cubic-bezier-curve-on-an-iphone CGPoint demo CGPointMake point.x vel.x 0.3 point.y vel.y 0.33 the only reason for the .3 is to make the pointers shorter UIColor whiteColor setStroke UIBezierPath vp UIBezierPath bezierPath vp moveToPoint point vp addLineToPoint demo vp stroke..
iPhone memory management (with specific examples/questions) http://stackoverflow.com/questions/4543895/iphone-memory-management-with-specific-examples-questions autoreleased not so bad unless you're a memory management freak self.foo NSMutableArray alloc init autorelease an even shorter version of the above self.foo NSMutableArray array To create private properties you can declare them as a class extension..
How to change UIPickerView height http://stackoverflow.com/questions/573979/how-to-change-uipickerview-height to change UIPickerView height Is it possible to change the height of UIPickerView Some applications seem to have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder. iphone cocoa..
Is it possible to reference a variable with a string and an int? http://stackoverflow.com/questions/6049175/is-it-possible-to-reference-a-variable-with-a-string-and-an-int
AESCrypt decryption between iOS and PHP http://stackoverflow.com/questions/6461419/aescrypt-decryption-between-ios-and-php AES256EncryptWithKey Being AES256 you would expect it to require a 32 byte key not a 16 byte key. But OK say it pads shorter keys with null bytes to make them 32 bytes. This might explain why your 16 byte key is being padded with 16 null characters...
Iphone SDk : Issue with ampersand in the URL string http://stackoverflow.com/questions/705448/iphone-sdk-issue-with-ampersand-in-the-url-string NSUTF8StringEncoding Thanks for the help. iphone nsurl share improve this question Or even shorter @implementation NSString Escaping NSString stringWithPercentEscape return NSString CFURLCreateStringByAddingPercentEscapes..
http://stackoverflow.com/questions/8577175/ios-url-scheme-length any mention of a limitation in the documentation and I can enter an arbitrarily long string in Xcode. I know that the shorter schemes are preferred but is there a limit on the length of the scheme iphone ios url scheme share improve this question..
Iframe Content Not Rendering Under Scroll In iOs5 iPad/iPhone http://stackoverflow.com/questions/8912218/iframe-content-not-rendering-under-scroll-in-ios5-ipad-iphone share improve this question OK. found the solution. apparently the problem appear when the main document height is shorter than the iframe that is scrolled. the parts of the iframe page that exceed the document height are not rendered. So under..
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