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2014/10/15 ¤U¤È 10:10:14
iphone Programming Glossary: improvedUIStringDrawing methods don't seem to be thread safe in iOS 6 http://stackoverflow.com/questions/12744558/uistringdrawing-methods-dont-seem-to-be-thread-safe-in-ios-6 CGSizeZero TAUtils sharedUtils serialiseDrawing ^ labelSize label.text sizeWithFont label.font This seems to have improved things a bit all my UIStringDrawing calls happen on one thread . But it will still crash at times with a backtrace like..
How do I add consumable In App Purchases using NSUserDefaults and not my own server? http://stackoverflow.com/questions/13465804/how-do-i-add-consumable-in-app-purchases-using-nsuserdefaults-and-not-my-own-ser productID handle failure code... ends method... @end This code was not tested but it should work.. Obviously it can be improved but it should get you started. And lastly you would want to use this in your AppDelegate as well.. call it as you would..
How to use Sample Code of “Core Data with iCloud” session 227 in WWDC 2012? http://stackoverflow.com/questions/13718104/how-to-use-sample-code-of-core-data-with-icloud-session-227-in-wwdc-2012 issues adopting iCloud and Core Data with that sample from WWDC. However I have an updated SharedCoreData sample improved from WWDC that I think you should use instead. The CoreDataController object remains but has been cleaned up and improved... from WWDC that I think you should use instead. The CoreDataController object remains but has been cleaned up and improved. I suggest running that sample first see if it syncs properly between iOS devices. This is important to run first before..
Xcode 3.2.1 GCC CLANG and LLVM demystification http://stackoverflow.com/questions/1551099/xcode-3-2-1-gcc-clang-and-llvm-demystification is included using two different front ends the Clang compiler is a leading edge parser that offers dramatically improved compile times. For maximum compatibility the GCC LLVM compiler utilizes the LLVM back end with the GCC 4.2 parser. New optional..
Typical UDP latency on iPhone over 3G - are my numbers right? http://stackoverflow.com/questions/17859732/typical-udp-latency-on-iphone-over-3g-are-my-numbers-right At 50 ms the UDP ping roundtrip was down to around 80 ms using 3G remember this was originally around 2000 ms TCP also improved but not as much as UDP. I would get 100 200 ms again on 3G. My conclusion is that iPhone powers down the antennae which..
Help debugging iPhone app - EXC_BAD_ACCESS http://stackoverflow.com/questions/2024266/help-debugging-iphone-app-exc-bad-access in the above link you can still crash after memory warnings. MemoryWarning was a pretty good idea and things have improved but Apple still hasn't quite cooked all the issues around how it plays with UIViewController. The developer still needs..
From iPhone to Mac programming http://stackoverflow.com/questions/2062438/from-iphone-to-mac-programming this question While the iPhone development evironment isn't strictly a subset of the Mac since there are some improved and iPhone specific bits it is nearly so and it's mainly the good bits . Thus the Mac is probably the easiest platform to..
Fastest cross-platform A* implementation? http://stackoverflow.com/questions/2107601/fastest-cross-platform-a-implementation move.execute successor Record previous move for solution trace and compute evaluation function to see if we have improved upon a state already closed successor.storedData new DepthTransition move n depth scoringFunction.score successor If already..
Creating my own bundle in xCode, for iPhone application http://stackoverflow.com/questions/2578496/creating-my-own-bundle-in-xcode-for-iphone-application fi find . assets type f print0 xargs 0 J cp . MyAssets.bundle I'm no bash hacker so this can probably be improved in countless ways. Suggestions welcome This takes a folder hierarchy and flattens it I detest hierarchies into a single..
http://stackoverflow.com/questions/2973167/iphone-unit-testing Xcode built in unit tests OCUnit . Visually I prefer GHUnit for the GUI interface. Xcode 4's testing support is much improved from Xcode 3. If you need a GUI on the device for testing you can add GHUnit later since it is built on top of GTM and can..
NSMutableString as retain/copy http://stackoverflow.com/questions/4995254/nsmutablestring-as-retain-copy and don't return something you may modify behind their back return str1 copy autorelease @end your interface is now improved more correct requires less documentation and performs better. you can also remove publicly visible accessors if you don't..
How does Sencha Touch + PhoneGap perform compared to native apps in terms of speed? http://stackoverflow.com/questions/5220377/how-does-sencha-touch-phonegap-perform-compared-to-native-apps-in-terms-of-spe improvement are trade off between feature and simplicity. However in iOS 4.3 Mobile Safari's performance is improved. But I don't believe it's meaningful for apps with shining UIs. I saw a considerable graphic framework with JavaScript...
http://stackoverflow.com/questions/5352457/cgfloat-based-math-functions as float floorf float x I know all iOS devices are 32 bit today but the reason to use CGFloat is to automatically get improved precision when the first 64 bit iOS devices are introduced iPad 5 and not having to change any code. But to make that possible..
Text-to-speech on iPhone [closed] http://stackoverflow.com/questions/6347072/text-to-speech-on-iphone a definite plus By far the best offline TTS I've heard of. Flite Super low quality not worth using Sucks as is. OE improved on it a lot. Google TTS Good but requires a network connection Not ideal iphone objective c cocoa touch text to speech..
Are the Core Image filters in iOS 5.0 fast enough for realtime video processing? http://stackoverflow.com/questions/6625888/are-the-core-image-filters-in-ios-5-0-fast-enough-for-realtime-video-processing was not performing the same operation as my own so it was a poor benchmark. The performance of Core Image filters also improved significantly in iOS 6 which helped make them more than fast enough to process live video on iPhone 4S and up. Also I've..
Why is Geolocation in Mobile Safari way less accurate than the location in a native App? http://stackoverflow.com/questions/6790368/why-is-geolocation-in-mobile-safari-way-less-accurate-than-the-location-in-a-nat level in magnitude of 1000 meters. But on iOS 5 Safari I'm able to get down to 5 meter accuracy. Seems GPS has improved on iOS 5 but it is just a small slice of the market out there. Overall it is still not good to develop web app that relies..
What major ASIHTTPRequest features is AFNetworking missing? http://stackoverflow.com/questions/7529258/what-major-asihttprequest-features-is-afnetworking-missing I've spotted so far are AFNetworking has a much smaller code size which is good AFNetworking is being rapidly improved so it may not yet be mature may not have a stable API yet Both seem to have caching though I've seen hints that because..
http://stackoverflow.com/questions/9707883/gdb-vs-lldb-debuggers this question LLDB is part of the LLVM suite of tools that Apple is moving to including Clang. There are tons of improved features including improved performance. There's a quick intro for GDB users here http lldb.llvm.org tutorial.html However..... part of the LLVM suite of tools that Apple is moving to including Clang. There are tons of improved features including improved performance. There's a quick intro for GDB users here http lldb.llvm.org tutorial.html However... You might want to take..
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