2014/10/15 下午 10:07:34

iphone Programming Glossary: drain

http://stackoverflow.com/questions/1347395/embedded-video-in-a-uiview-with-iphone

Common multithreading mistakes beginners make on iPhone

http://stackoverflow.com/questions/1357108/common-multithreading-mistakes-beginners-make-on-iphone

and launch next modal view self performSelectorOnMainThread @selector stopSpinner withObject nil waitUntilDone NO pool drain Most of the WORKLOAD called in above thread UIImage buildPhoto This is the work performed in the background thread. Process..

AES Encryption for an NSString on the iPhone

http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone

description UTF8String printf s n NSString alloc initWithData plain encoding NSUTF8StringEncoding UTF8String pool drain return 0 Given this code and the fact that encrypted data will not always translate nicely into an NSString it may be more..

When is an autoreleased object actually released?

http://stackoverflow.com/questions/2498330/when-is-an-autoreleased-object-actually-released

NSAutoreleasePool pool NSAutoreleasePool alloc init event app getNextEvent app dispatchEvent event pool drain That while loops is similar to what the UIKit is actually doing and each trip through that while loop is like a trip through.. object is added to that outter pool in the run loop. When the current event is finished being dispatched the pool is drained and those objects are finally sent release messages. One last note. There can be more than one autorelease pool that aren't..

Data Formatters temporarily unavailable, will re-try after a 'continue'

http://stackoverflow.com/questions/3843903/data-formatters-temporarily-unavailable-will-re-try-after-a-continue

Does UIActivityIndicator require manual threading on iPhone

http://stackoverflow.com/questions/441345/does-uiactivityindicator-require-manual-threading-on-iphone

self performSelectorOnMainThread @selector didStopJobWithStatus withObject status waitUntilDone NO pool drain where willStartJob and didStopJobWithStatus are my own methods that disable the UI to prevent the user from kicking off..

iPhone : How to convert CSV format into NSData or NSString?

http://stackoverflow.com/questions/4507636/iphone-how-to-convert-csv-format-into-nsdata-or-nsstring

csv encoding NSUTF8StringEncoding error nil You can also do rows csv CSVComponents NSLog @ rows @ rows pool drain return 0 This logs 2010 12 23 09 05 44.431 CHCSVParser 99377 a0f RHT 46.48 46.46 26.51 49.00 MSFT 28.23 28.22 22.73 31.58..

Releasing renderInContext result within a loop

http://stackoverflow.com/questions/4970627/releasing-renderincontext-result-within-a-loop

UIView view in background.subviews view removeFromSuperview background.image nil background release image retain pool drain image autorelease return image However according to Instruments Memory Monitor the memory usage goes up and up and never..

Drawing waveform with AVAssetReader

http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader

fix fullSongData appendBytes right length sizeof right totalLeft 0 totalRight 0 sampleTally 0 wader drain CMSampleBufferInvalidate sampleBufferRef CFRelease sampleBufferRef NSData finalData nil if reader.status AVAssetReaderStatusFailed.. right fullSongData appendBytes right length sizeof right totalLeft 0 totalRight 0 sampleTally 0 wader drain CMSampleBufferInvalidate sampleBufferRef CFRelease sampleBufferRef NSData finalData nil if reader.status AVAssetReaderStatusFailed..

Can you use cancel/isCancelled with GCD/dispatch_async?

http://stackoverflow.com/questions/5449469/can-you-use-cancel-iscancelled-with-gcd-dispatch-async

to be careful about memory leaks. If you've set up your own NSAutoreleasePool on the background thread you need to drain it before returning. If you've alloc ed or retain ed any objects you may need to release them before returning. Since all..

long polling in objective-C

http://stackoverflow.com/questions/6300756/long-polling-in-objective-c

self performSelectorOnMainThread @selector dataReceived withObject responseData waitUntilDone YES clear the pool pool drain send the next poll request self performSelectorInBackground @selector longPoll withObject nil void startPoll not covered..

What's the best way of learning iPhone programming when coming from Java?

http://stackoverflow.com/questions/783321/whats-the-best-way-of-learning-iphone-programming-when-coming-from-java

I would forget fast what I have been reading a week ago. Unless I start to do something with the knowledge it's like a drain in the brain. What are your learning strategies java iphone objective c cocoa share improve this question Stanford..

What's the difference between sending -release or -drain to an Autorelease Pool?

http://stackoverflow.com/questions/797419/whats-the-difference-between-sending-release-or-drain-to-an-autorelease-pool

the difference between sending release or drain to an Autorelease Pool In many Books and on many Sites I see drain. Well for an Autorelease Pool that sounds cool. But.. the difference between sending release or drain to an Autorelease Pool In many Books and on many Sites I see drain. Well for an Autorelease Pool that sounds cool. But does it do anything other than an release I would guess drain just makes.. see drain. Well for an Autorelease Pool that sounds cool. But does it do anything other than an release I would guess drain just makes the Pool to release all it's objects without releasing the Pool itself. Just a guess. iphone cocoa cocoa touch..

Objective-C 2.0: class_copyPropertyList(), how to list properties from categories

http://stackoverflow.com/questions/848636/objective-c-2-0-class-copypropertylist-how-to-list-properties-from-categorie