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2014/10/15 ¤U¤È 10:11:05
iphone Programming Glossary: limitationsHow can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth devices in the area probably using Bluetooth but possibly a direct wireless connection. What are the possibilities and limitations of this approach Is it not possible to have an iPhone connect to an arbitrary Bluetooth device Does the other device have..
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone and it won't work on the iPod touch or the iPad except perhaps under iOS 5. You must either detect the device and iOS limitations prior to using this controller or risk restricting your app to recently upgraded 3G 3GS and 4 iPhones. However an intermediate..
iPhone SDK - How to play a video with transparency? http://stackoverflow.com/questions/1401517/iphone-sdk-how-to-play-a-video-with-transparency a video with alpha channel. The AVFoundation framework allows much more robust handeling of video without many of the limitations of MPMedia framework. Building a custom player isn't as hard as people make it out to be. I've written a tutorial on it..
Z-ordering of MKAnnotationViews http://stackoverflow.com/questions/1681565/z-ordering-of-mkannotationviews ordering of MKAnnotationViews I'm getting fairly frustrated with the limitations of MKMapKit. My current problem has to do with the z ordering of annotation views particularly as it relates to touches...
http://stackoverflow.com/questions/1784745/iphone-fluid-simulation hexagonal grid where particles can travel in one of six directions and obey specific collision rules. There are some limitations to this approach addressed by the Lattice Boltzmann Method but it can do a very good job of simulating fluids even including..
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 latest release. It is not clear if Apple's static analysis will understand that you are working around the older SDK limitations. I personally have been told by Apple to remove the method call on my next update so I am not yet sure if having a hack..
http://stackoverflow.com/questions/1937616/why-doesnt-apple-allow-subclassing-of-uinavigationcontroller-and-what-are-my-a functionality without subclassing and generally speaking how one should work around subclassing limitations when doing Cocoa development. Thanks iphone cocoa touch uikit subclass subclassing share improve this question I'm..
iPhone SDK: accessing indexed color PNG images http://stackoverflow.com/questions/3251595/iphone-sdk-accessing-indexed-color-png-images PNG to a 32 bit ARGB PNG. Any thoughts how I might prevent this UPDATE 2 The reason this is important is due to memory limitations. I'm trying to keep the raster from blowing up form eight bits per pixel to thirty two to avoid the overhead. If anyone..
Output iPad content to external display http://stackoverflow.com/questions/3620646/output-ipad-content-to-external-display output content from an iPad app to an external display but the app has to be prepared for this and there are serious limitations. Any pointers And also can this be done for iPhone Is it the same iphone ipad share improve this question As little..
2 mp3 sounds at the same time in iphone? http://stackoverflow.com/questions/5026105/2-mp3-sounds-at-the-same-time-in-iphone for the first audio buffer in each audio queue using the AudioQueueEnqueueBufferWithParameters function. The following limitations pertain for simultaneous sounds in iPhone OS depending on the audio data format AAC MP3 and ALAC Apple Lossless audio You..
What's the best approach to draw lines between views? http://stackoverflow.com/questions/5847876/whats-the-best-approach-to-draw-lines-between-views could for example have fuzzy edges of a glow effect on the line using this technique. Though this technique has its limitations I used it quite often in different apps on the iPhone as well as on the Mac. It always had dramatically superior performance..
What are the limitations of NSUserDefaults? http://stackoverflow.com/questions/6173625/what-are-the-limitations-of-nsuserdefaults are the limitations of NSUserDefaults Storing data permanently in an iPhone is usually done using Core Data or sqlite3. Most people prefer.. 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 Update I frequently use three different ways of saving my data to disk. Core data Serializing..
NSURLConnection download large file (>40MB) http://stackoverflow.com/questions/6215095/nsurlconnection-download-large-file-40mb @end Thank you Updated This happens because of my downloadable file was in shared hosting which having the download limitations. After I moved that file to dedicated server that working fine. and also I tried to download some other files like videos..
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 to the GPU . This means UIKit is being accelerated by GPU. So if you use them properly I mean within designed limitations it will perform as well as plain OpenGL implementation. If you use just a few images to display you'll get acceptable performance..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su used in all projects. Can someone present a SOLID CODE EXAMPLE on a way to change view controllers without the above limitations and allows for animated transitions between them A close example but no animation How to use multiple iOS custom view controllers..
http://stackoverflow.com/questions/856019/localize-currency-for-iphone for a couple quick pointers before diving in. Lastly any insight on how to you handle this kind of input given the limitations of the iPhone's keyboards iphone cocoa touch localization currency share improve this question NSNumberFormatter is..
AVPlayerItem fails with AVStatusFailed and error code “Cannot Decode” http://stackoverflow.com/questions/8608570/avplayeritem-fails-with-avstatusfailed-and-error-code-cannot-decode response. There is a limit on the number of concurrent video players that AVFoundation will allow. It is due to the limitations of iOS hardware. The limit for current devices is 4 players. If you create a 5th player you will get the cannot decode error...
ASIHTTPRequest vs AFNetworking framework http://stackoverflow.com/questions/8636418/asihttprequest-vs-afnetworking-framework someone somewhere will have had trouble with it either through something genuine wrong with the framework or their own limitations. So with all this in mind I think I'd dive in to AFNetworking and see how you get on One of my new year resolutions will..
RestKit Object Mapping Relationships without KVC http://stackoverflow.com/questions/9318565/restkit-object-mapping-relationships-without-kvc Contact unitID DAC2ACCC125795D00 companyID BSP 002999 contactID CLP 015468 firstName Mister lastName Wayne Due to limitations I'm not able to nest the belonging contacts into the companies otherwise I wouldn't write this so I want to do this use..
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