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2014/10/15 ¤U¤È 10:14:39
iphone Programming Glossary: sufficientUnable to get presentViewController to work http://stackoverflow.com/questions/10147625/unable-to-get-presentviewcontroller-to-work for ViewController . Do still use your timer system to add an additional delay a fraction of a second should be sufficient. Although presenting the modal view controller from within viewDidAppear worked for me in the iOS 5.1 simulator Presenting..
UITableView: deleting sections with animation http://stackoverflow.com/questions/1061071/uitableview-deleting-sections-with-animation before. You are trying to delete all rows from a section and then in addition that now empty section. However it is sufficient and proper to remove that section only. All rows within it will be removed as well. Here is some sample code from my project..
Using accelerometer to calculate speeds http://stackoverflow.com/questions/10921395/using-accelerometer-to-calculate-speeds Android and iPhone have one. The TYPE_LINEAR_ACCELERATION Android SensorManager or userAcceleration iPhone should be sufficient for you. As for the linked PDF don't try integrating the acceleration you will get very poor results. Even though that answer..
Core Animation or OpenGL for simple iPhone game http://stackoverflow.com/questions/1231202/core-animation-or-opengl-for-simple-iphone-game am writing a simple game that animates a ball image quickly across a background image. Would Core Animation Quartz be sufficient for this scenario I don't really want to learn OpenGL ES if it is not going to provide any substantial benefit in this one..
iOS 6: How do I restrict some views to portrait and allow others to rotate? http://stackoverflow.com/questions/12630359/ios-6-how-do-i-restrict-some-views-to-portrait-and-allow-others-to-rotate share improve this question I had the same problem and found a solution that works for me. To make it work it is not sufficient to implement NSUInteger supportedInterfaceOrientations in your UINavigationController. You also need to implement this method..
What does the Tiler Utilization statistic mean in the iPhone OpenGL ES instrument? http://stackoverflow.com/questions/1287811/what-does-the-tiler-utilization-statistic-mean-in-the-iphone-opengl-es-instrumen and normals given appropriate scaling. You might also have to bin by position in this case if shorts scaled to provide sufficient precision aren ™t covering the range you need. These sorts of techniques might require additional draw calls but I suspect..
Get notified when UITableView has finished asking for data? http://stackoverflow.com/questions/1483581/get-notified-when-uitableview-has-finished-asking-for-data row. When restoring the scroll position using scrollRectToVisible animated I need the table view to already have sufficient data in it or else the scrollRectToVisible animated method call does nothing which is what happens if you place the call..
One to Many relationships iPhone - NSPredicate core data query http://stackoverflow.com/questions/1770646/one-to-many-relationships-iphone-nspredicate-core-data-query @ Calendar withPredicate _predicate return _calendarQueryResults allObjects This will work if the calendar name is sufficient for uniquely identifying an individual calendar. If you have two calendars with the same name you would have to add an additional..
Programmatically selecting text in an input field on iOS devices (mobile Safari) http://stackoverflow.com/questions/3272089/programmatically-selecting-text-in-an-input-field-on-ios-devices-mobile-safari select the text of an input field on iOS devices e.g. iPhone iPad running mobile Safari Normally it is sufficient to call the .select function on the input ... element but this does not work on those devices. The cursor is simply left..
Redrawing UIScrollView contents after every zoom http://stackoverflow.com/questions/3313947/redrawing-uiscrollview-contents-after-every-zoom 2 it will still try zooming further which is wrong. I thought about using the CATiledLayer but I don't think this is sufficient for me since I want to redraw after every zoom not just at certain zoom thresholds like it tries to do. Does anyone know..
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 and I will award the bounty to the first person who provides an answer using only documented APIs who responds with sufficient information to get this working on the device. Working on the simulator too would be a bonus. EDIT it appears that the bounty..
iPhone SDK 4 AVFoundation - How to use captureStillImageAsynchronouslyFromConnection correctly? http://stackoverflow.com/questions/3847140/iphone-sdk-4-avfoundation-how-to-use-capturestillimageasynchronouslyfromconnec sets a flag in the video frame callback if the flag is set it returns the video frame instead of a UIImage . This was sufficient for our image processing needs &mdash take picture exists largely so the user can get a negative response and an option..
When to use PNG or JPG in iPhone development? http://stackoverflow.com/questions/3929281/when-to-use-png-or-jpg-in-iphone-development requires a much more complicated decoding algorithm. But the typical compression and image quality is usually quite sufficient for photos. Use JPG's for photos and for anything large and PNG's for anything small and or designed to be displayed pixel..
Skybox OpenGL ES iPhone and iPad http://stackoverflow.com/questions/4110893/skybox-opengl-es-iphone-and-ipad OpenGL template. The one change I made was explicitly to disable any attempted use of OpenGL ES 2.x. 1.x is more than sufficient for this task so we gain simplicity firstly by not providing two alternative rendering paths and secondly because the ES..
“Variable Undeclared” error when compiling to iOS Device, but not for Simulator http://stackoverflow.com/questions/6047671/variable-undeclared-error-when-compiling-to-ios-device-but-not-for-simulator defined in or a subclass of that class. Since CustomViewController is a subclass of BaseViewController this scope is sufficient to access the variable using self _vwHeader but if the second class you were trying to do this from is not a subclass you..
Handling app delegates and switching between views http://stackoverflow.com/questions/6364911/handling-app-delegates-and-switching-between-views
How can I locally detect iPhone clock advancement by a user between app runs? http://stackoverflow.com/questions/7122216/how-can-i-locally-detect-iphone-clock-advancement-by-a-user-between-app-runs app is open running or suspended while clock is advanced Must detect clock advancement detecting clock rollback is not sufficient Ideally the solution would be robust against reboots but that is not a requirement. iphone objective c ios clock anti cheat..
http://stackoverflow.com/questions/803676/encode-nsstring-for-xml-html isn't an NSString method that does that. You'll have to write your own function that does string replacements. It is sufficient to do the following replacements ' ' amp ' ' quot ' '' #39 ' ' gt ' ' lt Something like this should do haven't tried myStr..
how to make iphone apps like ibeer, imilk, ibug, ibeer http://stackoverflow.com/questions/885152/how-to-make-iphone-apps-like-ibeer-imilk-ibug-ibeer Cocoa framework. I couldn't say for sure if those apps use that technology but it seems like 2d animation would be sufficient. The coin animation seems like a perfect fit. You'd need to create the artwork for any animation frames that aren't the..
NSURLConnection is run many times http://stackoverflow.com/questions/886810/nsurlconnection-is-run-many-times existing connections. It does not use pipelining last time I checked but for your purpose connection reuse should be sufficient. I do encourage you to put a network sniffer on this and make sure that it's working as you want them to. The cost of creating..
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