2014/10/15 下午 10:04:07

iphone Programming Glossary: atomic

Apple LLVM compiler 3.1 error - iOS 5; Xcode 4.3

http://stackoverflow.com/questions/10592601/apple-llvm-compiler-3-1-error-ios-5-xcode-4-3

gnu99 Wno trigraphs fpascal strings O0 Wno missing field initializers Wno missing prototypes Wreturn type Wno implicit atomic properties Wformat Wno missing braces Wparentheses Wswitch Wno unused function Wno unused label Wno unused parameter Wunused..

Optimized Image Loading in a UIScrollView

http://stackoverflow.com/questions/1098234/optimized-image-loading-in-a-uiscrollview

here is causing sync lock issues see 3 below . You should track whether an NSOperation has been initiated using an atomic property on the ThumbnailView instance. Prevent queuing another operation if that property is set and only unset that property..

Is it possible to get the atomic clock timestamp from the iphone GPS?

http://stackoverflow.com/questions/1444456/is-it-possible-to-get-the-atomic-clock-timestamp-from-the-iphone-gps

it possible to get the atomic clock timestamp from the iphone GPS I'm looking for a reliable way to get the time. It can't be tampered with and it needs.. time no user time setup in settings and no BSD uptime time since last reboot. I was wondering since GPS works using atomic clock whether I could access that information. Thank you iphone gps gps time share improve this question This gets..

@property and retain, assign, copy, nonatomic in Objective-C

http://stackoverflow.com/questions/2255861/property-and-retain-assign-copy-nonatomic-in-objective-c

and retain assign copy nonatomic in Objective C As someone that's new to Objective C can someone give me an overview of the retain assign copy and any others.. linked to by MrMage is no longer working. So here is what I've learned in my very short time coding in Objective C nonatomic vs. atomic atomic is the default. Always use nonatomic . I don't know why but the book I read said there is rarely a reason.. by MrMage is no longer working. So here is what I've learned in my very short time coding in Objective C nonatomic vs. atomic atomic is the default. Always use nonatomic . I don't know why but the book I read said there is rarely a reason to use..

Architectural and design question about uploading photos from iPhone app and S3

http://stackoverflow.com/questions/4481311/architectural-and-design-question-about-uploading-photos-from-iphone-app-and-s3

However since the communication is separated into 2 legs iphone S3 vs iPhone My Server it leaves it fragile as a non atomic operation. I've found some older info that references using Browser based Uploads using POST but unsure if that is still..

How to export SQLite file into CSV file in iPhone SDK

http://stackoverflow.com/questions/4656887/how-to-export-sqlite-file-into-csv-file-in-iphone-sdk

there's code for that too #import CHCSV.h CHCSVWriter csvWriter CHCSVWriter alloc initWithCSVFile @ path to csv file atomic NO write stuff csvWriter closeFile csvWriter release And to combine them you'd do FMDatabase db FMDatabase alloc initWithPath.. db executeQuery @ SELECT FROM tableName CHCSVWriter csvWriter CHCSVWriter alloc initWithCSVFile @ path to csv file atomic NO while results nextRow NSDictionary resultRow results resultDict NSArray orderedKeys resultRow allKeys sortedArrayUsingSelector..

When to access property with self and when not to?

http://stackoverflow.com/questions/4884231/when-to-access-property-with-self-and-when-not-to

someOtherObject and self.someObject someOtherObject if someObject is a class property created with @property nonatomic retain SomeType someObject To clarify I have something like @interface SomeClass NSObject SomeType someObject @property.. SomeType someObject To clarify I have something like @interface SomeClass NSObject SomeType someObject @property nonatomic retain SomeType someObject @end I have noticed I get EXC_BAD ACCESS sometimes when I use the property without self and it.. Properties are just a convenient way to access the data. So when you are declaring the property @property nonatomic retain SomeType someObject this means that during access there would be synthesized 2 methods getter SomeType someObject..

What are the Dangers of Method Swizzling in Objective C?

http://stackoverflow.com/questions/5339276/what-are-the-dangers-of-method-swizzling-in-objective-c

both the good and the bad. Discussion Here are some of the pitfalls of method swizzling Method swizzling is not atomic Changes behavior of un owned code Possible naming conflicts Swizzling changes the method's arguments The order of swizzles.. swizzling as well as the methodology used to achieve the result. I'll take each one at a time. Method swizzling is not atomic I have yet to see an implementation of method swizzling that is safe to use concurrently 1 . This is actually not a problem..

CoreAudio AudioTimeStamp.mHostTime clock frequency?

http://stackoverflow.com/questions/675626/coreaudio-audiotimestamp-mhosttime-clock-frequency

What does the property “Nonatomic” mean?

http://stackoverflow.com/questions/821692/what-does-the-property-nonatomic-mean

does the property &ldquo Nonatomic&rdquo mean What does nonatomic mean in this code @property nonatomic retain UITextField theUsersName What is the difference.. does the property &ldquo Nonatomic&rdquo mean What does nonatomic mean in this code @property nonatomic retain UITextField theUsersName What is the difference between atomic and nonatomic.. does the property &ldquo Nonatomic&rdquo mean What does nonatomic mean in this code @property nonatomic retain UITextField theUsersName What is the difference between atomic and nonatomic Thanks iphone objective c cocoa properties..

Caching videos to disk after successful preload by MPMoviePlayerController

http://stackoverflow.com/questions/934303/caching-videos-to-disk-after-successful-preload-by-mpmovieplayercontroller

of preload. iphone cocoa touch video share improve this question one trick is to start the download to disk using atomic YES wait 10 seconds and point the movie player to the local disk path. it will download while playing the incomplete file...