¡@
2014/10/15 ¤U¤È 10:10:30
iphone Programming Glossary: intensiveios iphone get device model and make? http://stackoverflow.com/questions/11197509/ios-iphone-get-device-model-and-make an iPhone 4S in actuality all I really want to do is determine if I have a 3G or not because I'm doing fairly graphics intensive stuff . So yeah let me know thank you iphone ios model make device share improve this question EITHER try this library..
http://stackoverflow.com/questions/1237649/json-or-soap-xml the data packet directly into a javascript array without any parsing extracting and converting so it is much less CPU intensive too. To code with it instead of an XML library you will want a JSON library. Dates are handled as you would with XML encode..
Do you know a good and efficient FFT? [closed] http://stackoverflow.com/questions/1592345/do-you-know-a-good-and-efficient-fft efficient Fourier transform FFT . Does anyone know of any good ones. I need to run it on the iPhone so it must not be intensive. Instead maybe you know of one that is wavelet like i need frequency resolution but only a narrow band vocal audio range..
http://stackoverflow.com/questions/1622729/double-vs-float-on-the-iphone
Communication between view controllers http://stackoverflow.com/questions/1880033/communication-between-view-controllers view controller itself is usually quite low. It needs just a few hundred bytes for its instance variables. The memory intensive part are the views themselves. And UIViewController's view loading unloading mechanism will take care to unload the memory.. are the views themselves. And UIViewController's view loading unloading mechanism will take care to unload the memory intensive view when needed i.e. if it receives a memory warning and the view is currently not on screen . So as long as you implement..
Measuring velocity via iPhone SDK http://stackoverflow.com/questions/1994018/measuring-velocity-via-iphone-sdk monitoring for events from the LocationManager even though I don't actually care about GPS location it is battery intensive. The other obvious option to explore would be using the accelerometers to try and calculate speed but there is nothing in..
Share background view between tabs on a UITabBarController http://stackoverflow.com/questions/2645666/share-background-view-between-tabs-on-a-uitabbarcontroller background on all the views I want to put a view in the background that periodically does a very short non resource intensive animation. When switching tabs I'd like that animation to persist. I've read how to do it for UINavigationControllers but..
iPhone UIWebView: loadData does not work with certain types (Excel, MSWord, PPT, RTF) http://stackoverflow.com/questions/2764709/iphone-uiwebview-loaddata-does-not-work-with-certain-types-excel-msword-ppt http server that serves the file from memory in my case and then use loadRequest. This is probably a bit more memory intensive though as both the server and the webview will probably both hold the entire contents in memory as two copies then as opposed..
how to show the same view when the app is reopened http://stackoverflow.com/questions/3075975/how-to-show-the-same-view-when-the-app-is-reopened time where you can save the state of your application off to the NSUserDefaults. But be aware that you cannot do time intensive stuff there. If you do you get killed by the OS. In your case why not simply store the row the user picked in NSUserDefaults..
Alternative solutions for in-house iPhone enterprise app distribution http://stackoverflow.com/questions/3309835/alternative-solutions-for-in-house-iphone-enterprise-app-distribution build other apps needing this in the future. Also since the action of authenticating devices is not processor or data intensive you will likely never incur a cost if you build this on Google AppEngine as you will never go over the free quotas and you..
Try-catch exception handling practice for iPhone/Objective-C http://stackoverflow.com/questions/3678438/try-catch-exception-handling-practice-for-iphone-objective-c c iPhone applications. Apple's Introduction to the Objective C Programming Language state that exceptions are resource intensive and that one should not use exceptions for general flow control or simply to signify errors. From reading a few related..
Why animating custom CALayer properties causes other properties to be nil during animation? http://stackoverflow.com/questions/4016496/why-animating-custom-calayer-properties-causes-other-properties-to-be-nil-during project illustrating the issue There is probably something I didn't get on how CoreAnimation works I've performed intensive searching but I'm stuck with no clue. Anyone knows iphone animation properties calayer nil share improve this question..
Iphone - when to calculate heightForRowAtIndexPath for a tableview when each cell height is dynamic? http://stackoverflow.com/questions/4823197/iphone-when-to-calculate-heightforrowatindexpath-for-a-tableview-when-each-cel row in the table quite frequently. This contrasts with cellForRowAtIndexPath which is often slower and more memory intensive but is only called for the rows that are actually need to be displayed at any given time. Why do Apple implement it like..
http://stackoverflow.com/questions/5860639/autorelease-for-beginners what the second paragraph means. Autorelease is not normally the wrong thing to do... I thought it's really memory intensive so it should naturally be the wrong thing to do. But as for the last sentence I'm afraid I don't get it. When do I really.. share improve this question Autorelease is not normally the wrong thing to do... I thought it's really memory intensive so it should naturally be the wrong thing to do. It's not memory intensive at all. If you allocate and autorelease a very.. thing to do... I thought it's really memory intensive so it should naturally be the wrong thing to do. It's not memory intensive at all. If you allocate and autorelease a very large number of objects such as in a loop or a smaller number of large objects..
Convert .caf to .mp3 on the iPhone http://stackoverflow.com/questions/859151/convert-caf-to-mp3-on-the-iphone iphone audio mp3 core audio share improve this question Since the iPhone shouldn't really be used for processor intensive things such as audio conversion have you thought about transferring those files to your computer and running the conversion..
Will my iPhone app take a performance hit if I use Objective-C for low level code? http://stackoverflow.com/questions/926728/will-my-iphone-app-take-a-performance-hit-if-i-use-objective-c-for-low-level-cod my iPhone app take a performance hit if I use Objective C for low level code When programming a CPU intensive or GPU intensive application on the iPhone or other portable hardware you have to make wise algorithmic decisions to make.. my iPhone app take a performance hit if I use Objective C for low level code When programming a CPU intensive or GPU intensive application on the iPhone or other portable hardware you have to make wise algorithmic decisions to make your code fast...
iPhone SDK on Windows (alternative solutions) http://stackoverflow.com/questions/928656/iphone-sdk-on-windows-alternative-solutions
|