2014/10/15 下午 10:10:34

iphone Programming Glossary: invocations

http://stackoverflow.com/questions/1481826/dragging-an-uiview-inside-uiscrollview

fully correct the tile sometimes falls down during the drag process. More precisely it stops receiving touchesMoved invocations and scroll view starts scrolling instead. I noticed that this depends on the drag speed the faster I drag the quicker the..

Persisting CoreLocation

http://stackoverflow.com/questions/1813166/persisting-corelocation

However the CLLocation coordinate property is read only. What can I do to save this information between program invocations and reapply it to a CLLocation object iphone core location share improve this question You could use NSDefaults to..

NSThread vs. NSOperationQueue vs. ??? on the iPhone

http://stackoverflow.com/questions/3041837/nsthread-vs-nsoperationqueue-vs-on-the-iphone

NSOperation subclass solution. It works very well. The NSOperation class is flexible enough that you can use it with invocations blocks or custom subclasses depending on your needs. No matter how you create your NSOperation you can just throw it into..

Using twitter:// tweetie:// custom scheme on iPhone to open twitter application to a specific user profile

http://stackoverflow.com/questions/3449972/using-twitter-tweetie-custom-scheme-on-iphone-to-open-twitter-application

I don't get anything working twitter messages twitter mentions none of them are working Any idea why none of those invocations are working Thanks. N.B I'm using the last version of the twitter application under iOS 3.1.3 iphone 3G iphone api url..

Asynchronously dispatched recursive blocks

http://stackoverflow.com/questions/5394647/asynchronously-dispatched-recursive-blocks

once from outside. When the inner invocation is reached the program crashes without any details. If I use direct invocations everywhere instead of GCD dispatches everything works fine. I've also tried calling dispatch_after with a copy of the block...

What logging solutions to use while log-debugging objective-C code?

http://stackoverflow.com/questions/7294215/what-logging-solutions-to-use-while-log-debugging-objective-c-code

implemented here via macros so disabling logging either entirely or at a specific level removes the corresponding log invocations from the compiled code thus completely eliminating both the memory and CPU overhead that the logging calls would add. #define..