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2014/10/15 ¤U¤È 10:08:42
iphone Programming Glossary: extremelyOptimizing CLLocationManager/CoreLocation to retrieve data points faster on the iPhone http://stackoverflow.com/questions/1081219/optimizing-cllocationmanager-corelocation-to-retrieve-data-points-faster-on-the manager object's they'll conflict and you get errors from the GPS location manager stating it can't update. 2 Be extremely careful how you update the locationManager.desiredAccuracy and locationManager.distanceFilter Follow the example in Apple's..
http://stackoverflow.com/questions/1083017/iphone-socket-program socket program I want to create an extremely simple iPhone program that will open a telnet session on a lan connected device and send a sequence of keystrokes. Most..
iPhone Pull Down Refresh like Tweetie http://stackoverflow.com/questions/1634739/iphone-pull-down-refresh-like-tweetie would I do this An example would be what the Tweetie 2 app for the iPhone does to refresh tweets. Sample code would be extremely helpful. iphone uitableview pull to refresh share improve this question I did find the answer to my own question for..
Method Swizzle on iPhone device http://stackoverflow.com/questions/1637604/method-swizzle-on-iphone-device
OpenGL ES iPhone - drawing anti aliased lines http://stackoverflow.com/questions/1813035/opengl-es-iphone-drawing-anti-aliased-lines num_points glDisableClientState GL_VERTEX_ARRAY It looks good in the iPhone simulator but on the iPhone the lines get extremely thin and w o any anti aliasing. How do you get AA on iPhone iphone opengl es line antialiasing share improve this question..
Measuring velocity via iPhone SDK http://stackoverflow.com/questions/1994018/measuring-velocity-via-iphone-sdk but there is nothing in the API to help you do so. Based on my research it should be possible to do this but seems extremely complicated and error prone. Translating from acceleration to velocity can be tricky to begin with plus the iPhone accelerometer..
Is there any way at all that I can tell how hard the screen is being pressed http://stackoverflow.com/questions/2103447/is-there-any-way-at-all-that-i-can-tell-how-hard-the-screen-is-being-pressed does contain meaningful information it gives the major radius of the touch in millimeters. You can therefore give an extremely rough estimation if it's a heavy touch or light touch from the radius. void touchesBegan NSSet touches withEvent UIEvent..
Is there a multiplatform framework for developing iPhone / Android applications? [closed] http://stackoverflow.com/questions/30953/is-there-a-multiplatform-framework-for-developing-iphone-android-applications of the Microsoft XNA 4.x Framework. It makes it easy for XNA developers to create cross platform games with extremely high code reuse. It currently supports iOS Android Windows both OpenGL and DirectX Mac OS X Linux Windows 8 Store Windows..
$(document).click() not working correctly on iPhone. jquery http://stackoverflow.com/questions/3705937/document-click-not-working-correctly-on-iphone-jquery fire the event. document .ready function document .click function e fire e function fire e alert 'hi' The HTML part is extremely basic and shouldnt be a problem. Any ideas javascript jquery iphone click onclick share improve this question Adding..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview no need to change it at runtime. The problem is that the default line height is just WAY too small. Text will look extremely compressed and is a nightmare when trying to write longer texts. thanks Max EDIT I know that there is UIWebView and that..
Good Core Data tutorial? [closed] http://stackoverflow.com/questions/3902958/good-core-data-tutorial is appreciated. iphone objective c core data share improve this question I found both of these tutorials to be extremely helpful http mobile.tutsplus.com tutorials iphone iphone core data http mobile.tutsplus.com tutorials iphone core data_schema..
Best analytics offering for iPhone http://stackoverflow.com/questions/406186/best-analytics-offering-for-iphone wish they had an overview for all your applications. It's worth pointing out that all of the analytics libraries are extremely easy to build into your application and all work with both the simulator and hardware so it's extremely easy to evaluate.. libraries are extremely easy to build into your application and all work with both the simulator and hardware so it's extremely easy to evaluate them to find the one you like best. It's even possible to use several at once though I would only do this..
How to correctly subclass UIGestureRecognizer http://stackoverflow.com/questions/4074417/how-to-correctly-subclass-uigesturerecognizer Session 120 Simplifying Touch Event Handling with Gesture Recognizers and Session 121 Advanced Gesture Recognition extremely useful. To access this videos you must login at http developer.apple.com here you'll find the sample codes of WWDC 2010..
Architectural and design question about uploading photos from iPhone app and S3 http://stackoverflow.com/questions/4481311/architectural-and-design-question-about-uploading-photos-from-iphone-app-and-s3 AWS Access Key ID and a Secret Access Key that AWS provides. The Secret Access Key is similar to a password and it is extremely important to keep secret. Tip You can view all your AWS security credentials including Access Key ID and Secret Access Key..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now NSDefaultRunLoopMode beforeDate NSDate date This is a truly amazing piece of engineering. Of course one should be extremely careful when manipulating the run loop and as many pointed out this approach is strictly for experts. The Bizarre Problem..
What are the limitations of NSUserDefaults? http://stackoverflow.com/questions/6173625/what-are-the-limitations-of-nsuserdefaults it as a normal database such as sqlite . I have found that large amount of data can be stored in NSUserDefaults it is extremely easy to use and it is fast. So why not use this as a permanent storage What are the limitations of NSUserDefaults as a database..
Last In-First Out Stack with GCD? http://stackoverflow.com/questions/7567827/last-in-first-out-stack-with-gcd contactsArray objectAtIndex idx setImage renderedImage With this nested dispatch we are rendering the images on an extremely low priority queue. Putting the image rendering on the background priority queue will allow the images being rendered from..
Most efficient way to draw part of an image in iOS http://stackoverflow.com/questions/8035673/most-efficient-way-to-draw-part-of-an-image-in-ios context 1.0 1.0 CGContextDrawImage context rect imageRef CGImageRelease imageRef Unfortunately this seems extremely slow with medium sized images and a high setNeedsDisplay frequency. Playing with UIImageView 's frame and clipToBounds produces..
How to implement a box or gaussian blur on iPhone http://stackoverflow.com/questions/1140117/how-to-implement-a-box-or-gaussian-blur-on-iphone YES This rasterizes the view down to 4x4 pixel chunks then scales it back up using bilinear filtering... it's EXTREMELY fast and looks ok if you are just wanting to blur a background view under a modal view. To undo it just set the rasterization..
http://stackoverflow.com/questions/1968323/get-iphone-id-in-web-app that it is not signed see below . Receiving the Requested Data QUIRK WARNING For whatever reason the process is EXTREMELY particulary about how your server responds when it sends the user to your preset URL. After many tries I believe that your..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode for historical reasons here is the original discussion and solution to repeat this is totally irrelevant now It is EXTREMELY DIFFICULT to make this work fully properly there are at least three problems bugs at play. try this .. interface builder..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back @ THIS IS THE STRING TO SEND self dismissModalViewControllerAnimated YES Delegate protocols are EXTREMELY EXTREMELY EXTREMELY useful. It would do you good to familiarize yourself with them NSNotifications are another way to do.. @ THIS IS THE STRING TO SEND self dismissModalViewControllerAnimated YES Delegate protocols are EXTREMELY EXTREMELY EXTREMELY useful. It would do you good to familiarize yourself with them NSNotifications are another way to do this but.. @ THIS IS THE STRING TO SEND self dismissModalViewControllerAnimated YES Delegate protocols are EXTREMELY EXTREMELY EXTREMELY useful. It would do you good to familiarize yourself with them NSNotifications are another way to do this but as a best..
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