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2014/10/15 ¤U¤È 10:03:35
iphone Programming Glossary: amounthttp://stackoverflow.com/questions/1031554/nstimer-doesnt-stop being called and invalidates when the viewDidDisappear method is being called. But after a certain amount of switching between views the timer continues firing even after it was invalidated. What's the problem..
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone? http://stackoverflow.com/questions/1237778/how-do-i-break-down-an-nstimeinterval-into-year-months-days-hours-minutes-an is 1 month and 16 hours off. If I set the date picker to 1 day in the past I am off by the same amount. Update I have an app that calculates your age in years given your birthday set from a UIDatePicker..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect got a layer with some complex drawing code in its drawInContext method. I'm trying to minimize the amount of drawing I need to do so I'm using setNeedsDisplayInRect to update just the changed parts. This is..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview the start time and location in your touchstart handler. If the touches move to far or the wrong amount of time passes it is not a long touch. WebKit may try to handle a long touch to start a selection and..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions view controller loaded from the main nib is always displayed correct. I have spent a significant amount of time investigating this issue and finally found a solution that is not only a partial solution but..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework Bin 0 and A 0 .imagp is used to store Bin n 2 And the magnitude of each complex number is the amount of energy vibrating around that frequency. So as you can see it wouldn't be a very great pitch detector.. one... in order to optimise different routines return values that need to be scaled by different amounts in order to be correct as per the math In this case... scale float 1.0 2 n vDSP_vsmul A.realp 1 scale..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield the maximum character length of a UITextField How can I set the maximum amount of characters in a UITextField on the iPhone SDK when I load up a UIView iphone ios objective c cocoa..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations Memory Monitor says 53.30. Further more the free system memory has little to no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these..
Programmatically retrieve memory usage on iPhone http://stackoverflow.com/questions/787160/programmatically-retrieve-memory-usage-on-iphone retrieve memory usage on iPhone I'm trying to retrieve the amount of memory my iPhone app is using at anytime programmatically. Yes I'm aware about ObjectAlloc Leaks... Leaks. I'm not interested in those only to know if it's possible to write some code and get the amount of bytes being used and report it via NSLog. Thanks. iphone objective c cocoa touch share improve..
http://stackoverflow.com/questions/4705588/nsxmlparser-example example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount.. like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115..
http://stackoverflow.com/questions/1031554/nstimer-doesnt-stop got a timer which fires when the viewWillAppear method is being called and invalidates when the viewDidDisappear method is being called. But after a certain amount of switching between views the timer continues firing even after it was invalidated. What's the problem Here is my code NSTimer timer void viewWillAppear BOOL animated..
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone? http://stackoverflow.com/questions/1237778/how-do-i-break-down-an-nstimeinterval-into-year-months-days-hours-minutes-an 1 years 1 months 1 days 16 hours 0 minutes 20 seconds which is 1 month and 16 hours off. If I set the date picker to 1 day in the past I am off by the same amount. Update I have an app that calculates your age in years given your birthday set from a UIDatePicker yet it was often off. This proves there was an inaccuracy but..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect implicit animations in CALayer setNeedsDisplayInRect I've got a layer with some complex drawing code in its drawInContext method. I'm trying to minimize the amount of drawing I need to do so I'm using setNeedsDisplayInRect to update just the changed parts. This is working splendidly. However when the graphics system updates..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview a touches property where each item is a Touch . You can record the start time and location in your touchstart handler. If the touches move to far or the wrong amount of time passes it is not a long touch. WebKit may try to handle a long touch to start a selection and copy. In your event handler you can use event.preventDefault..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions while others build on the observation that the first view controller loaded from the main nib is always displayed correct. I have spent a significant amount of time investigating this issue and finally found a solution that is not only a partial solution but should work under all these circumstances. It is my intend..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework always have complex component 0 so A 0 .realp is used to store Bin 0 and A 0 .imagp is used to store Bin n 2 And the magnitude of each complex number is the amount of energy vibrating around that frequency. So as you can see it wouldn't be a very great pitch detector as it doesn't have nearly fine enough granularity. There.. that needs to be done Need to see the documentation for this one... in order to optimise different routines return values that need to be scaled by different amounts in order to be correct as per the math In this case... scale float 1.0 2 n vDSP_vsmul A.realp 1 scale A.realp 1 nOver2 vDSP_vsmul A.imagp 1 scale A.imagp 1 nOver2..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield the maximum character length of a UITextField How can I set the maximum amount of characters in a UITextField on the iPhone SDK when I load up a UIView iphone ios objective c cocoa touch uitextfield share improve this question While the..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations my application Ongo is only using 7.55 MBs of memory while Memory Monitor says 53.30. Further more the free system memory has little to no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these two tools Additionally is it possible to find the source of..
Programmatically retrieve memory usage on iPhone http://stackoverflow.com/questions/787160/programmatically-retrieve-memory-usage-on-iphone retrieve memory usage on iPhone I'm trying to retrieve the amount of memory my iPhone app is using at anytime programmatically. Yes I'm aware about ObjectAlloc Leaks. I'm not interested in those only to know if it's possible to.. at anytime programmatically. Yes I'm aware about ObjectAlloc Leaks. I'm not interested in those only to know if it's possible to write some code and get the amount of bytes being used and report it via NSLog. Thanks. iphone objective c cocoa touch share improve this question To get the actual bytes of memory that your..
http://stackoverflow.com/questions/4705588/nsxmlparser-example example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature Amount.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature Amount 159733 Amount Value IS Now I want to parse..
http://stackoverflow.com/questions/1031554/nstimer-doesnt-stop method is being called and invalidates when the viewDidDisappear method is being called. But after a certain amount of switching between views the timer continues firing even after it was invalidated. What's the problem Here is my code..
How to convert an NSTimeInterval (seconds) into minutes http://stackoverflow.com/questions/1189252/how-to-convert-an-nstimeinterval-seconds-into-minutes to convert an NSTimeInterval seconds into minutes I've got an amount of seconds that passed from a certain event. It's stored in a NSTimeInterval data type. I want to convert it into minutes..
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone? http://stackoverflow.com/questions/1237778/how-do-i-break-down-an-nstimeinterval-into-year-months-days-hours-minutes-an 20 seconds which is 1 month and 16 hours off. If I set the date picker to 1 day in the past I am off by the same amount. Update I have an app that calculates your age in years given your birthday set from a UIDatePicker yet it was often off...
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect I've got a layer with some complex drawing code in its drawInContext method. I'm trying to minimize the amount of drawing I need to do so I'm using setNeedsDisplayInRect to update just the changed parts. This is working splendidly...
Available memory for iPhone OS app http://stackoverflow.com/questions/2798638/available-memory-for-iphone-os-app memory for iPhone OS app Is there a function or constant defining the amount of available memory for an app in iPhone OS I'm looking for a device independent way iPod touch iPhone iPad to know how..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview Touch . You can record the start time and location in your touchstart handler. If the touches move to far or the wrong amount of time passes it is not a long touch. WebKit may try to handle a long touch to start a selection and copy. In your event..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions that the first view controller loaded from the main nib is always displayed correct. I have spent a significant amount of time investigating this issue and finally found a solution that is not only a partial solution but should work under..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework .realp is used to store Bin 0 and A 0 .imagp is used to store Bin n 2 And the magnitude of each complex number is the amount of energy vibrating around that frequency. So as you can see it wouldn't be a very great pitch detector as it doesn't have.. for this one... in order to optimise different routines return values that need to be scaled by different amounts in order to be correct as per the math In this case... scale float 1.0 2 n vDSP_vsmul A.realp 1 scale A.realp 1 nOver2..
Behaviour for significant change location API when terminated/suspended? http://stackoverflow.com/questions/3421242/behaviour-for-significant-change-location-api-when-terminated-suspended when new location data arrives. At wake up time your application is put into the background and given a small amount of time to process the location data. Because your application is in the background it should do minimal work and avoid..
How can I programmatically pause an NSTimer? http://stackoverflow.com/questions/347219/how-can-i-programmatically-pause-an-nstimer improve this question From here http discussions.apple.com thread.jspa threadID 1811475 tstart 75 You can store the amount of time that has passed since the timer started... When the timer starts store the date in an NSDate variable. Then when..
How should I store UIImages within my Core Data database? http://stackoverflow.com/questions/3908910/how-should-i-store-uiimages-within-my-core-data-database I was wondering is there anyway to do this easily or if there isn't what's the best way to achieve this with the least amount of effort. Also is it okay to store images in a Core Data database or should we only only save the addresses of images on..
http://stackoverflow.com/questions/4194394/client-server-gksessions unusual option. In networking for games you almost always want a normal client server model. Over some 30 years a huge amount of science has become established regarding doing networking using a normal client server spoke model. And indeed for game..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield the maximum character length of a UITextField How can I set the maximum amount of characters in a UITextField on the iPhone SDK when I load up a UIView iphone ios objective c cocoa touch uitextfield..
Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related? http://stackoverflow.com/questions/4961386/event-handling-for-ios-how-hittestwithevent-and-pointinsidewithevent-are-r
http://stackoverflow.com/questions/5214197/simple-iphone-motion-detect iPhone motion detect I need to detect when the gyroscope accelerometer is activated a certain amount. Basically to detect when there is movement of the device. I don't know anything about Core Motion. Maybe someone can direct..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations MBs of memory while Memory Monitor says 53.30. Further more the free system memory has little to no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these two tools Additionally..
How to log all methods used in iOS app http://stackoverflow.com/questions/7270502/how-to-log-all-methods-used-in-ios-app to log all methods used in iOS app I'm taking over the development of an iPad app for a client. There's a substantial amount of work that's already been done and I'm trying to piece together how the whole thing is designed to run. One of the things..
Programmatically retrieve memory usage on iPhone http://stackoverflow.com/questions/787160/programmatically-retrieve-memory-usage-on-iphone retrieve memory usage on iPhone I'm trying to retrieve the amount of memory my iPhone app is using at anytime programmatically. Yes I'm aware about ObjectAlloc Leaks. I'm not interested.. about ObjectAlloc Leaks. I'm not interested in those only to know if it's possible to write some code and get the amount of bytes being used and report it via NSLog. Thanks. iphone objective c cocoa touch share improve this question To..
http://stackoverflow.com/questions/4705588/nsxmlparser-example example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value.. I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature Amount 159733..
Change the UITableViewCell Height According to Amount of Text http://stackoverflow.com/questions/9827126/change-the-uitableviewcell-height-according-to-amount-of-text the UITableViewCell Height According to Amount of Text I need to be able to adjust the height of a single cell in my UITableView so that it fits the amount of text in..
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