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2014/10/15 ¤U¤È 10:08:37

iphone Programming Glossary: expensive

Optimizing CLLocationManager/CoreLocation to retrieve data points faster on the iPhone

http://stackoverflow.com/questions/1081219/optimizing-cllocationmanager-corelocation-to-retrieve-data-points-faster-on-the

good. Remember that each successive attempt is going to take longer and longer to improve your accuracy thus it gets expensive quickly. This is what you need to do Take a new value only if it is recent AND If the new location has slightly better accuracy..

What's the cheapest mac development box possible?

http://stackoverflow.com/questions/190662/whats-the-cheapest-mac-development-box-possible

I would like to learn some cocoa primarily for playing around with the Iphone SDK but first i need a mac. Macs are expensive but I don't know at what point an old mac moves from a bargain to a doorstop. How cheap and old can I go to have an ok mac..

Using the apple FFT and accelerate Framework

http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework

when the app loads and call the complimentary release function once when it quits. DON'T do it lots of times it is expensive. let's say log2n 8 so n 2^8 256 samples or 'harmonics' or 'terms' if we pre calculate the 256th roots of unity of which..

NSTimer on background IS working

http://stackoverflow.com/questions/5187741/nstimer-on-background-is-working

What is the difference between -viewWillAppear: and -viewDidAppear:?

http://stackoverflow.com/questions/5630649/what-is-the-difference-between-viewwillappear-and-viewdidappear

example above I would use this to actually load the data from my domain into the form. Creation of UIViews is fairly expensive and you should avoid as much as possible doing that on the ViewWillAppear method becuase when this gets called it means..

What's the best approach to draw lines between views?

http://stackoverflow.com/questions/5847876/whats-the-best-approach-to-draw-lines-between-views

line into the bitmap. Copy this bitmap to a GPU buffer a texture . Compose the layer view hierarchy using the GPU. The expensive part of the above steps are the first three points. They lead to repeated memory allocation memory copying and CPU GPU communication...

Why is autorelease especially dangerous/expensive for iPhone applications?

http://stackoverflow.com/questions/613583/why-is-autorelease-especially-dangerous-expensive-for-iphone-applications

is autorelease especially dangerous expensive for iPhone applications I'm looking for a primary source or a really good explanation to back up the claim that the use.. a primary source or a really good explanation to back up the claim that the use of autorelease is dangerous or overly expensive when writing software for the iPhone. Several developers make this claim and I have even heard that Apple does not recommend.. does this create a memory leak iPhone Note I can see from a conceptual point of view that autorelease is slightly more expensive than a simple call to release but I don't think that small penalty is enough to make Apple recommend against it. What's..

Text-to-speech on iPhone [closed]

http://stackoverflow.com/questions/6347072/text-to-speech-on-iphone

text to speech share improve this question I've looked into this and unfortunately the options are either very expensive or bad quality Acapela Good quality but expensive. Ivona iOS version and price available on request. VoiceText from NeoSpeech... I've looked into this and unfortunately the options are either very expensive or bad quality Acapela Good quality but expensive. Ivona iOS version and price available on request. VoiceText from NeoSpeech. Price available on request. https bitbucket.org..

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

That means it assumes back end storage is located in memory near the CPU. Reading from GPU memory is usually very expensive slow. Maybe somewhat different on unified memory architecture but anyway initial design intention of CGImage seems to be..

Learning OpenGLES 2.0 on iOS

http://stackoverflow.com/questions/8482327/learning-opengles-2-0-on-ios

OpenGL ES 2.0 which provide some rendering and tuning hints that you won't find elsewhere. Those are more advanced and expensive books though. If you're just getting started with OpenGL ES 2.0 it might not be a bad idea to start using GLKit available..

How to capture current view screenshot and reuse in code? (iPhone SDK)

http://stackoverflow.com/questions/879064/how-to-capture-current-view-screenshot-and-reuse-in-code-iphone-sdk

to my new view. After it is completed I can release my snapshot and move on. Is there a way to do this that is not expensive The only other option I can think of is to return NO on all orientations other than my default one and then react by applying..

Is there any way to determine if the iphone is roaming?

http://stackoverflow.com/questions/900547/is-there-any-way-to-determine-if-the-iphone-is-roaming

and would really like to determine if the device is roaming so that I can intelligently avoid costing my users expensive connections if out of their home network. The application I am writing is for jailbroken phones however I would prefer to..

Secure https encryption for iPhone app to webpage

http://stackoverflow.com/questions/9181186/secure-https-encryption-for-iphone-app-to-webpage

users or costing a lot to develop. It is obfuscation not security but cheap and mostly effective is much better than expensive and mostly effective. If you have a very high value product then it may warrant more aggressive expensive solutions. All.. better than expensive and mostly effective. If you have a very high value product then it may warrant more aggressive expensive solutions. All of these solutions include one of two things Authenticating the user rather than the program or Continual.. program or Continual vigilance watching for new attacks and responding with fixes that patch them. The latter is very expensive and never ends. Make sure it's worth it. Some other useful discussions Anti piracy and app identification. iPhone SDK Easiest..

iPhone app without AppStore

http://stackoverflow.com/questions/982476/iphone-app-without-appstore

app without AppStore We have an industrial app that currently runs on a very expensive ruggedized PDA. Since most of the engineers we sell to have iPhones we are considering moving to the much nicer newer platform...