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2014/10/15 ¤U¤È 10:05:39
iphone Programming Glossary: correspondsConvert .png to PVRTC *on* the iPhone http://stackoverflow.com/questions/1020944/convert-png-to-pvrtc-on-the-iphone the overhead in the graphics card with minimal impact on image quality by carefully choosing a pixel format which corresponds to the balance of colors in the original image. Additionally for OpenGL based programs avoid individual images 320x480 for..
iOS crash reports: atos not working as expected http://stackoverflow.com/questions/13574933/ios-crash-reports-atos-not-working-as-expected 0x0004934a main 70 12 MYAPP 0x000492fc start 36 The funny thing is when I use atos to lookup the line of code that corresponds to address locations 0x0006573a and 0x0004fb26 I get completely different match. The atos output is not even from the same..
http://stackoverflow.com/questions/1388467/reading-epub-format key is the id and the object is the href. b Look at the first itemref in the spine . It has an idref attribute which corresponds to one of the ids in a . Look up that id in the NSDictionary and you'll get an href. c this is the the file of the first..
Zoom UILabel & Re-render font at correct size http://stackoverflow.com/questions/1990458/zoom-uilabel-re-render-font-at-correct-size need to grab the contentOffset of the UIScrollView within the above delegate method and calculate what position that corresponds to in the newly scaled UILabel. You then set the contentSize of the scroll view to match the new size of the UILabel and..
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7 http://stackoverflow.com/questions/19943183/a-complete-solution-to-locally-validate-an-in-app-receipts-and-bundle-receipts-o before parsing the receipt and will be detailed below. Checking that the bundle identifier included in the receipt corresponds to your bundle identifier. You should hardcode your bundle identifier as it doesn't seem to be very difficult to modify.. difficult to modify your app bundle and use some other receipt. Checking that the app version included in the receipt corresponds to your app version identifier. You should hardcode the app version for the same reasons indicated above. Check the receipt..
In Objective-C Determine if a Property is an int, float, double, NSString, NSDate, NSNumber, etc http://stackoverflow.com/questions/3497625/in-objective-c-determine-if-a-property-is-an-int-float-double-nsstring-nsdat alternatives valueForKey If you use myObject valueForKey @ myPropertyName it will return an object. If the property corresponds to some sort of primitive int float CGRect etc then it will be boxed for you into an NSNumber or NSValue as appropriate..
MKMapView setRegion “snaps” to predefined zoom levels? http://stackoverflow.com/questions/3612007/mkmapview-setregion-snaps-to-predefined-zoom-levels region. It should return the same region since it obviously fits the map's frame but it returns the region that corresponds to the next higher predefined zoom level instead. setVisibleMapRect behaves similarly. Any further insight or information..
http://stackoverflow.com/questions/3888517/get-iphone-status-bar-height this question The statusBarFrame returns the frame in screen coordinates. I believe the correct way to get what this corresponds to in view coordinates is to do the following CGRect statusBarFrameViewRect UIView view CGRect statusBarFrame UIApplication..
iOS: How can i receive HTTP 401 instead of -1012 NSURLErrorUserCancelledAuthentication http://stackoverflow.com/questions/3912532/ios-how-can-i-receive-http-401-instead-of-1012-nsurlerrorusercancelledauthenti the HTTP Code 401 it does not return anything but an error object with code 1012 from the NSURLErrorDomain. 1012 corresponds to NSURLErrorUserCancelledAuthentication . Since I have to parse the HTTP Header I need to get the original error and not..
How to get the Y component from CMSampleBuffer resulted from the AVCaptureSession? http://stackoverflow.com/questions/4085474/how-to-get-the-y-component-from-cmsamplebuffer-resulted-from-the-avcapturesessio could then figure out the location in the frame data for each X Y coordinate on the image and pull the byte out that corresponds to the Y component at that coordinate. Apple's FindMyiCone sample from WWDC 2010 accessible along with the videos shows..
iOS Find Location (Latitude,longitude) from Zipcode http://stackoverflow.com/questions/4646155/ios-find-location-latitude-longitude-from-zipcode bounds southwest lat 47.3991076 lng 9.3180504 northeast lat 47.4199564 lng 9.3543340 So the swiss ZIP code 9014 corresponds appx. to this location lat 47.4082855 lng 9.3323890 See my answer on the geolocating API here How to get GLatLng object..
Building openears compatible language model http://stackoverflow.com/questions/5220661/building-openears-compatible-language-model 50 000 words Having said that I need to point out as the OpenEars developer that the CMU tool's limit of 5000 words corresponds pretty closely to the maximum vocabulary size that is likely to have decent accuracy and processing speed on the iPhone..
Objective-C “message sent to deallocated instance 0x5633b0” http://stackoverflow.com/questions/601074/objective-c-message-sent-to-deallocated-instance-0x5633b0 create many instances. My thought is I could put some logging in the init method of the class to log whatever 0x5633b0 corresponds to which should help me track down where the instance is being created. What exactly is the 0x5633b0 and is there any way..
How can I improve the performance of my custom OpenGL ES 2.0 depth texture generation? http://stackoverflow.com/questions/6051237/how-can-i-improve-the-performance-of-my-custom-opengl-es-2-0-depth-texture-gener to a custom depth texture. I do a pass over my scene using a framebuffer object FBO only rendering out a color that corresponds to a depth value with the results being stored into a texture. This texture is then loaded into the second half of my rendering..
Unwanted scrolling when animating zoomScale in UIScrollView http://stackoverflow.com/questions/7301744/unwanted-scrolling-when-animating-zoomscale-in-uiscrollview system B is the inner B will be the scrollview . When the offset of B is 0 0 and the scale is 1.0 then the point B 0 0 corresponds to A 0 0 and in general B x y A x y . Further if the offset of B is xOff yOff then B x y A x xOff y yOff . Again this is..
AudioQueue how to find out playback length of queued data http://stackoverflow.com/questions/7375309/audioqueue-how-to-find-out-playback-length-of-queued-data int _maxPacketSize BOOL firstTime BOOL _ism4a id initWithURL NSURL url andFileType NSString ext gets next chunk that corresponds to seconds of audio NSData getNextDataChunk int seconds @end Implementation #import MusicChunker.h void ReportAudioError.. bt theErr AudioFileGetProperty audioFile kAudioFilePropertyPacketToByte size bt return self gets next chunk that corresponds to seconds of audio NSData getNextDataChunk int seconds NSLog @ d total packets _totalPackets if _packetOffset _totalPackets..
http://stackoverflow.com/questions/7437643/ios-ping-with-timeout timeout I need to have w Timeout Specifies the amount of time in milliseconds to wait for the Echo Reply message that corresponds to a given Echo Request message to be received. If the Echo Reply message is not received within the time out the Request..
Overlay Color Blend in OpenGL ES / iOS / Cocos2d http://stackoverflow.com/questions/8771413/overlay-color-blend-in-opengl-es-ios-cocos2d by setting the blend function or mode but by texture environment or shader. The Overlay actually multiply effect corresponds to the GL_MODULATE texture environment mode. Or in terms of a shader gl_FragColor texture2D ... color . Lighten is min texture2D..
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