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2014/10/15 ¤U¤È 10:11:08
iphone Programming Glossary: liveUISearchbar clearButton forces the keyboard to appear http://stackoverflow.com/questions/1092246/uisearchbar-clearbutton-forces-the-keyboard-to-appear clearButton forces the keyboard to appear I have a UISearchBar which acts as a live filter for a table view. When the keyboard is dismissed via endEditing the query text and the gray circular clear button..
What's the cheapest mac development box possible? http://stackoverflow.com/questions/190662/whats-the-cheapest-mac-development-box-possible any performance issues. You can get the 1.83 GHz Intel Core 2 Duo 1GB memory 80GB hard drive model at 599 or if you live in Europe 499 October 2008 . In any case if you want to develop for the iPhone you'll need an Intel processor based Mac..
How Do I Take a Screen Shot of a UIView? http://stackoverflow.com/questions/2214957/how-do-i-take-a-screen-shot-of-a-uiview
Tips for a successful AppStore submission? [closed] http://stackoverflow.com/questions/28551/tips-for-a-successful-appstore-submission actually fairly straight forward. I found the key is being prepared. You basically get no notice before your App goes live and the review process can take any where from a few hours to a few weeks. Make sure you have a website up and running and..
COMET (server push to client) on iPhone http://stackoverflow.com/questions/337985/comet-server-push-to-client-on-iphone on the server by say updating their Address.. the feedback should be pushed from the server to any clients keeping a live poll to the server. The buzzword for this is COMET I suppose. I know there is DWR out there for web browser applications..
streaming video FROM an iPhone http://stackoverflow.com/questions/3444791/streaming-video-from-an-iphone frames between the files. This has many advantages over frame by frame upload The files can be directly used for HTTP live streaming without any server side processing. The gap between data transfers allow the antennas to sleep in between if the..
Getting displacement from accelerometer data with Core Motion http://stackoverflow.com/questions/4449565/getting-displacement-from-accelerometer-data-with-core-motion be an acceptable solution for either larger distances or slow motions lasting for more than 1 or 2 seconds. If you can live with some restrictions like small distances 10 cm and a given minimum velocity for your motions then I believe there might..
NSMutableString as retain/copy http://stackoverflow.com/questions/4995254/nsmutablestring-as-retain-copy less documentation and performs better. you can also remove publicly visible accessors if you don't need them. we can live with that interface where it is required. but there's more as it turns out the interface is necessary less often than many..
Uploading live streaming video from iPhone [duplicate] http://stackoverflow.com/questions/5062266/uploading-live-streaming-video-from-iphone live streaming video from iPhone duplicate How to live stream videos from iPhone to server like Ustream or Qik I know there's.. live streaming video from iPhone duplicate How to live stream videos from iPhone to server like Ustream or Qik I know there's something called Http Live Streaming from Apple but.. iPhone. Is Apple's Http Living Streaming something I should use Or something else Thanks. iphone http video streaming live share improve this question There isn't a built in way to do this as far as I know. As you say HTTP Live Streaming is..
UIImagePickerController camera preview is portrait in landscape app http://stackoverflow.com/questions/538041/uiimagepickercontroller-camera-preview-is-portrait-in-landscape-app in landscape app In my landscape only iPhone application I launch a UIImagePickerController to take a photo but the live image displayed from the camera is in portrait orientation with blank space around it. The image is rotated. Once the camera..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init 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. Another thing to watch out for is..
How to disable iOS System Sounds http://stackoverflow.com/questions/6284402/how-to-disable-ios-system-sounds other sounds iPod . Part of the reason for this is that the accessory is such that it is intended to be used during a live performance. Clearly it would be annoying to have e mail alert or any other system sound running through and amplified crazy..
Are the Core Image filters in iOS 5.0 fast enough for realtime video processing? http://stackoverflow.com/questions/6625888/are-the-core-image-filters-in-ios-5-0-fast-enough-for-realtime-video-processing Now that Apple has ported the Core Image framework over to iOS 5.0 I'm wondering is Core Image is fast enough to apply live filters and effects to camera video Also what would be a good starting point to learn the Core Image framework for iOS 5.0.. GPUImage framework and profiled the performance of raw CPU based filters Core Image filters and GPUImage filters with live video feeds. The following were the times in milliseconds each took to apply a single gamma filter on a 640x480 video frame.. so performance will certainly vary with more complex operations. This would seem to indicate that Core Image cannot do live processing fast enough to match the iPhone's camera rate on the iPhone 4 running iOS 5 but as of iOS 6 it processes video..
Post photo on user's wall using Facebook iOS SDK http://stackoverflow.com/questions/6702135/post-photo-on-users-wall-using-facebook-ios-sdk the source URL for a newly posted image for a while AND it doesn't appear to like URLs that include its own content delivery network returning an error. You might think to simply put status update in the stream talking about the post However the..
HTTP Live Streaming, FFMPEG & FFSERVER, and iPhone OS 3 http://stackoverflow.com/questions/1093667/http-live-streaming-ffmpeg-ffserver-and-iphone-os-3 Live Streaming FFMPEG FFSERVER and iPhone OS 3 In iPhone OS 3 Apple has introduced HTTP Live Streaming which should allow live.. Live Streaming FFMPEG FFSERVER and iPhone OS 3 In iPhone OS 3 Apple has introduced HTTP Live Streaming which should allow live streaming of video from the internet. I am currently operating a webcam which feeds into..
Upload live streaming video from iPhone like Ustream or Qik http://stackoverflow.com/questions/1960782/upload-live-streaming-video-from-iphone-like-ustream-or-qik or Qik How to live stream videos from iPhone to server like Ustream or Qik I know there's something called Http Live Streaming from Apple but most resources I found only talks about streaming videos from server to iPhone. Is Apple's Http.. streaming live share improve this question There isn't a built in way to do this as far as I know. As you say HTTP Live Streaming is for downloads to the iPhone. The way I'm doing it is to implement an AVCaptureSession which has a delegate.. You can stitch the videos together with ffmpeg if you want or transcode them into MPEG 2 transport streams for HTTP Live Streaming. The video data itself is H.264 encoded by the asset writer so transcoding merely changes the file's header format...
Instruments ObjectAlloc: Explanation of Live Bytes & Overall Bytes http://stackoverflow.com/questions/2154219/instruments-objectalloc-explanation-of-live-bytes-overall-bytes ObjectAlloc Explanation of Live Bytes Overall Bytes I'm using Instument's ObjectAlloc tool in an attempt to understand what the memory my application iPhone.. iPhone is doing and when and where it is doing it. I would really like a basic explanation of these statistics Live Bytes #Living #Transitory Overall Bytes When I am trying to work out how much memory my application is using am I to look.. #Living #Transitory Overall Bytes When I am trying to work out how much memory my application is using am I to look at Live Bytes or Overall Bytes Does this include leaked memory What are Transitory objects Thanks iphone objective c xcode instruments..
Where Does A UIAlertView Live While Not Dismissed http://stackoverflow.com/questions/2715534/where-does-a-uialertview-live-while-not-dismissed Does A UIAlertView Live While Not Dismissed Does anyone know in whose subview an active UIAlertView is located or how to find the thread in which..
How to use HTTP Live Streaming protocol in iPhone SDK 3.0 http://stackoverflow.com/questions/2719958/how-to-use-http-live-streaming-protocol-in-iphone-sdk-3-0 to use HTTP Live Streaming protocol in iPhone SDK 3.0 I have developed on IPhone application and submitted to App store. But my application.. and have determined that it cannot be posted to the App Store at this time because it is not using the HTTP Live Streaming protocol to broadcast streaming video. HTTP Live Streaming is required when streaming video feeds over the cellular.. the App Store at this time because it is not using the HTTP Live Streaming protocol to broadcast streaming video. HTTP Live Streaming is required when streaming video feeds over the cellular network in order to have an optimal user experience and..
Uploading live streaming video from iPhone [duplicate] http://stackoverflow.com/questions/5062266/uploading-live-streaming-video-from-iphone duplicate How to live stream videos from iPhone to server like Ustream or Qik I know there's something called Http Live Streaming from Apple but most resources I found only talks about streaming videos from server to iPhone. Is Apple's Http.. streaming live share improve this question There isn't a built in way to do this as far as I know. As you say HTTP Live Streaming is for downloads to the iPhone. The way I'm doing it is to implement an AVCaptureSession which has a delegate.. You can stitch the videos together with ffmpeg if you want or transcode them into MPEG 2 transport streams for HTTP Live Streaming. The video data itself is H.264 encoded by the asset writer so transcoding merely changes the file's header format...
iOS Low Memory Crash, but very low memory usage http://stackoverflow.com/questions/5980636/ios-low-memory-crash-but-very-low-memory-usage then when it creates a UIWebView it goes up to around 5.87MB and proceeds to crash. Those are the values given under Live Bytes in Instruments while running on my 1st gen iPad. There is no crash log that I can find. The following is from the..
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