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2014/10/15 ¤U¤È 10:10:31
iphone Programming Glossary: interfereOptimized Image Loading in a UIScrollView http://stackoverflow.com/questions/1098234/optimized-image-loading-in-a-uiscrollview and foremost I'd be looking for things that are impacting the processor significantly as NSOperation alone should not interfere with the main thread. Secondly I'd be looking for details surrounding the NSOperation setup and execution that might be..
Center a large UIView using NSLayoutConstraint http://stackoverflow.com/questions/19243837/center-a-large-uiview-using-nslayoutconstraint with your new ones. you also gotta set it's setTranslatesAutoresizingMaskIntoConstraints to NO b c that also can interfere with your nsconstraints. I usually do those last two steps like so using mapObjectsUsingBlock to make the whole tedious..
Change iPhone volume without user interaction, is it possible? http://stackoverflow.com/questions/1980449/change-iphone-volume-without-user-interaction-is-it-possible devices whose functioning can literally be a matter of life and death any programing functionality that might interfere with phone function is restricted. If a program could override the hardware volume settings it could cause a user to miss..
UIButton: how to center an image and a text using imageEdgeInsets and titleEdgeInsets? http://stackoverflow.com/questions/2451223/uibutton-how-to-center-an-image-and-a-text-using-imageedgeinsets-and-titleedgei button setTitleEdgeInsets UIEdgeInsetsMake 0.0 0.0 30 0.0 But if i put the 4 lines together the text interfere with the image and both lost the center alignment. All my images has 30 pixels width and if i put 30 in the left parameter..
indentationLevelForRowAtIndexPath not indenting custom cell http://stackoverflow.com/questions/2502822/indentationlevelforrowatindexpath-not-indenting-custom-cell worked perfectly for me although be careful if you are setting a custom height w the delegate as well they seem to interfere with each other void layoutSubviews super layoutSubviews float indentPoints self.indentationLevel self.indentationWidth..
subclassed UITableViewCell - backgroundView covers up anything I do in drawRect http://stackoverflow.com/questions/3527925/subclassed-uitableviewcell-backgroundview-covers-up-anything-i-do-in-drawrect
http://stackoverflow.com/questions/3924446/long-press-on-uitableview a row else NSLog @ long press on table view at row d indexPath.row You have to be careful with this so that it doesn't interfere with the user's normal tapping of the cell and also note that handleLongPress may fire multiple times before user lifts..
Applying Effect to iPhone Camera Preview “Video” http://stackoverflow.com/questions/4893620/applying-effect-to-iphone-camera-preview-video 0.5 secs . OLD SOLUTION As Brad pointed out Apple recommends image processing be on a background thread so as to not interfere with the UI responsiveness. I didn't notice much lag in this case but best practices are best practices so use the above..
Looking for experiences on the Apple MFi program registration process [closed] http://stackoverflow.com/questions/5734071/looking-for-experiences-on-the-apple-mfi-program-registration-process the MFi program. Your device will need to pass a standard series of third party tests to demonstrate that it won't interfere with the iOS hardware etc. and you will need to pay a testing provider to perform these. I'd budget about 20 000 80 000..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically this initial touchesBegan will do no harm. But do set delaysContentTouches to NO so that no additional surprise timers interfere. Offtopic unlike you UIScrollView can store touches properly and can reproduce and forward the original touchesBegan event..
When Do You Need To Reset the view.frame Property After a Transformation iOS http://stackoverflow.com/questions/7772016/when-do-you-need-to-reset-the-view-frame-property-after-a-transformation-ios ^^ Setting the frame results in redrawing the view. This needs to be done because otherwise the old graphics may interfere and it looks ugly. The redraw should sharpen the draw lines too. you set your cell's frame to be positioned somewhere else..
UIWebView set initial zoom scale programmatically when loading an external website? http://stackoverflow.com/questions/8028051/uiwebview-set-initial-zoom-scale-programmatically-when-loading-an-external-websi But after the app initially sets the zoom and offset the user should be able to change them and the app should not interfere. Some related information is available here here and here . But as far as I can tell none of does what I want. The meta..
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