¡@
2014/10/15 ¤U¤È 10:11:30
iphone Programming Glossary: modifiesiOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior above when I save the photo it gets saved rotated. Now my workaround was okay up until a few days ago. My application modifies individual pixels of an image specifically the alpha channel of a PNG so any JPEG conversion gets thrown out of the window.. I noticed that even though the image is displayed properly in my app thanks to my workaround code when my algorithm modifies the individual pixels of the image it thinks the image is rotated. So instead of modifying the pixels at the top of the.. pixels of the image it thinks the image is rotated. So instead of modifying the pixels at the top of the image it modifies the pixels on the side of the image because it thinks it should be rotated I can't figure out how to rotate the image in..
Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary? http://stackoverflow.com/questions/1249634/wheres-the-difference-between-setobjectforkey-and-setvalueforkey-in-nsmutab In NSMutableDictionary it changes dictionary entries unless you prefix the key with a '@' character in which case it modifies member variables. So in a nutshell use setObject forKey when you need to work with dictionary keys and values and setValue..
How do I display and calculate numbers from a database on iPhone? http://stackoverflow.com/questions/2224285/how-do-i-display-and-calculate-numbers-from-a-database-on-iphone the say UILabels accordingly in the second tab changing the numbers in the data model when the user for example modifies the value on a UISlider or in a UITextView . Create this data model object which should just be a subclass of NSObject in..
http://stackoverflow.com/questions/2247647/offset-on-uiwindow-addsubview it from underlapping the status bar as well. We normally don't have to worry about this because UIViewController modifies the frame for us... except when it doesn't. Here's the deal If you create your view controller and its view in the same..
Web site exhibits JavaScript error on iPad / iPhone under 3G but not under WiFi http://stackoverflow.com/questions/3282373/web-site-exhibits-javascript-error-on-ipad-iphone-under-3g-but-not-under-wifi and discovered that the problem is that the UK mobile operator O2 the original exclusive iPhone operator for Apple modifies web content before sending it to iPhones and iPads. Probably before sending it to any device running a mobile browser. They..
Styling <select> tag for iPhone http://stackoverflow.com/questions/3796580/styling-select-tag-for-iphone
How to fix jQuery Mobile's fixed footer? http://stackoverflow.com/questions/4377062/how-to-fix-jquery-mobiles-fixed-footer of the page content. I'm testing with iPhone 3g. Any ideas Thanks in advance. UPDATE It seems that the click event modifies the current page's footer and changes ui fixed overlay to ui fixed inline which of course is styled display none to prevent..
Show UITabBar when UIViewController pushed http://stackoverflow.com/questions/5072382/show-uitabbar-when-uiviewcontroller-pushed case. We need to override this method to return an animation from the right instead. To show the tab bar back Cocoa modifies its layer's position property. Therefore our new method should return an animation from the right for the key position and..
Can an iPhone app block phone calls? http://stackoverflow.com/questions/884289/can-an-iphone-app-block-phone-calls Or is the iPhone locked down too much Thanks iphone objective c xcode share improve this question Anything that modifies a user's ability to make or receive phone calls is going to run afoul of Apple's basic approach to third party apps. There..
|