2014/10/15 下午 10:15:43

iphone Programming Glossary: variants

iPhone/OS X LION: How to retrieve the decoded data from the CC_SHA256 encrypted data?

http://stackoverflow.com/questions/10174536/iphone-os-x-lion-how-to-retrieve-the-decoded-data-from-the-cc-sha256-encrypted

hashPasswordResponse iphone osx lion share improve this question As the others have noted SHA 1 and the SHA 2 variants are by design one way hashes. If you can reverse them the hashes are broken. The hashes are designed to check data integrity..

Convert .png to PVRTC *on* the iPhone

http://stackoverflow.com/questions/1020944/convert-png-to-pvrtc-on-the-iphone

tools on OS X . I have a number of .png textures in my application but swapping is an issue. I'd like to create PVRTC variants of the .pngs on the device should the available memory be low on application startup or perhaps on first load of the application..

How to force NSLocalizedString to use a specific language

http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language

iphone objective c cocoa localization internationalization share improve this question NSLocalizedString and variants thereof access the AppleLanguages key in NSUserDefaults to determine what the user's settings for preferred languages are...

How to determine at run-time if app is for development, app store or ad hoc distribution?

http://stackoverflow.com/questions/3426467/how-to-determine-at-run-time-if-app-is-for-development-app-store-or-ad-hoc-dist

possibly to access the code signature and get the information from there Or are there certain files present in one of variants that don't exist in the other ones Is part of the bundle info Or can it be derived from the executable file Any hints are..

How do I flag a method as deprecated in Objective-C 2.0?

http://stackoverflow.com/questions/3908715/how-do-i-flag-a-method-as-deprecated-in-objective-c-2-0

want simply remove them yet as I know some parts of the overall system use the methods... but there are better newer variants available which should be used instead some of the old ones actually call the new ones but the overall class interface is..

how do I calculate heightForRowAtIndexPath when the cell is not even constructed yet?

http://stackoverflow.com/questions/5294356/how-do-i-calculate-heightforrowatindexpath-when-the-cell-is-not-even-constructed

above the general strategy is to find a means of calculating the height that is quick. With text sizeWithFont and its variants can do it. If you have images etc. then you can grab their dimensions and do some sums. In addition to those steps you may..

language change only after restart on iphone

http://stackoverflow.com/questions/5912018/language-change-only-after-restart-on-iphone

share improve this question Update the answer How to change the languages within the app NSLocalizedString and variants thereof access the AppleLanguages key in NSUserDefaults to determine what the user's settings for preferred languages are...

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

shader makes me think that there's something I'm missing here. A full source project containing these three shader variants look in the SphereDepth.fsh file and comment out the appropriate sections and a test model can be downloaded from here if..

How to overwrite a file with NSFileManager when copying?

http://stackoverflow.com/questions/6137423/how-to-overwrite-a-file-with-nsfilemanager-when-copying

save in this case which would be best achieved by using NSData or NSString 's writeToFile atomically methods and their variants NSData myData ... fetched from somewhere myData writeToFile targetPath atomically YES Or for an NSString NSString myString..

IOS: dynamic height with a custom uitableviewcell

http://stackoverflow.com/questions/7128215/ios-dynamic-height-with-a-custom-uitableviewcell

be called. The way the tableView works is that it gathers the heights for all rows at every reload and the reload variants . This is how iOS knows the height of the entire table. It doesn't call tableView heightForRowAtIndexPath again when grabbing.. again when grabbing individual cells. Usually calling reloadData is quite quick and this method unlike its variants doesn't cause any scrolling. See stackoverflow question and answer for useful background. Problems arise if you have to..

How to set up CMake to build a library for the iPhone

http://stackoverflow.com/questions/794137/how-to-set-up-cmake-to-build-a-library-for-the-iphone

simulator and for the actual iphone itself right So you would run one of these probably having a couple of build variants cmake DCMAKE_TOOLCHAIN_FILE path to my iphone sim.cmake . cmake DCMAKE_TOOLCHAIN_FILE path to my iphone real.cmake . Where..