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2014/10/15 ¤U¤È 10:12:52
iphone Programming Glossary: preventingCannot find protocol declaration for http://stackoverflow.com/questions/10160887/cannot-find-protocol-declaration-for @end Initially I had the import line in viewController1 above that of the protocol declaration. This was preventing the project from building at all. After searching on SO I realised the problem and switched the two lines around. I am now..
Is it possible to alter the letter-spacing/kerning of a font with Cocoa Touch? http://stackoverflow.com/questions/1063268/is-it-possible-to-alter-the-letter-spacing-kerning-of-a-font-with-cocoa-touch Which would be terrible news. I know Apple is protecting us from bad design with these constraints but they're also preventing us from implementing really great design too. What do people suggest I do Use the font with the standard kerning people..
http://stackoverflow.com/questions/1225548/access-default-email-address share improve this question The API doesn't expose that information publicly for probably good reasons such as preventing developers from harvesting iPhone users' email addresses . You should probably go about asking for the user's email address..
http://stackoverflow.com/questions/2213994/uitableview-custom-scrollbar scrolling to any point in the UITableView instead of to the start of a cell removing the default scroll bar and preventing it from appearing changing the scroll bar image animation whatever as the UITableView is scrolled Thanks iphone objective..
Memory Troubles with UIImagePicker http://stackoverflow.com/questions/2921560/memory-troubles-with-uiimagepicker do to make that not be so expensive Second I have NSZombies enabled. Am I understanding correctly that that's actually preventing memory from being freed Am I subjecting my app to an unfair test environment Third is there some way to programmatically..
Accessing iPhone WiFi Information via SDK http://stackoverflow.com/questions/351954/accessing-iphone-wifi-information-via-sdk in the above linked SO question. Apparently Apple will no longer allow these private API calls in apps which is preventing him from updating WiFinder. But if you want to use them anyway some kind folks have posted a list of discovered Apple80211..
UIWebView with just an image that should fit the whole view http://stackoverflow.com/questions/4667614/uiwebview-with-just-an-image-that-should-fit-the-whole-view style width 100 text align center margin 0 padding 0 img style width 100 src banner.gif And what that does is just preventing the text align property to work. I tried also removing the text align because if the width fits the view it's unnecessary..
Checking a null value in Objective-C that has been returned from a JSON string http://stackoverflow.com/questions/4839355/checking-a-null-value-in-objective-c-that-has-been-returned-from-a-json-string like this NSString tel jsonDictionary valueForKey @ Telephone What is the correct way to check this null value It's preventing me from saving a NSDictionary . I have tried using the conditions myString length and myString nil and myString NULL Additionally..
How to run and debug unit tests for an iPhone application http://stackoverflow.com/questions/4989668/how-to-run-and-debug-unit-tests-for-an-iphone-application is wrong with your environment variables. You may notice a message regarding CFPreferences. This message is not preventing the tests from running properly so don't focus on it f you have problems running otest. Last once everything is working..
Xcode 4 Archive Version Unspecified http://stackoverflow.com/questions/5332115/xcode-4-archive-version-unspecified in Xcode 4 and when it finishes and launches Organizer there is no version number it only says unspecified . This is preventing me from using Xcode 4's Validate and Submit features. Any ideas on how to fix this My version number is set in my project..
How to declare instance variables and methods not visible or usable outside of the class instance? http://stackoverflow.com/questions/5826345/how-to-declare-instance-variables-and-methods-not-visible-or-usable-outside-of-t privateInt @end or @interface SomeClass int privateInt @end @implementation SomeClass @end Note that there ™s nothing preventing access to private class extension instance variables or the accessor methods for properties declared in a class extension..
How can I improve the performance of my custom OpenGL ES 2.0 depth texture generation? http://stackoverflow.com/questions/6051237/how-can-i-improve-the-performance-of-my-custom-opengl-es-2-0-depth-texture-gener thought to disable depth writes yet leave on depth testing when doing the last rendering stage. This is the key to preventing the impostors from simply stacking on one another yet still using some of the hardware optimizations within the PowerVR..
How to read objective-c stack traces http://stackoverflow.com/questions/6462214/how-to-read-objective-c-stack-traces the backtrace mechanism can't figure out what is going on highly unlikely usually stack poop splatters to the point of preventing a full backtrace . 4 MyApp 0x000803f1 msgpack_unpack_next 112 Ooooh... trickzy. Someone is using C to parse stuff. And it..
Problem with CGImageDestination and file naming http://stackoverflow.com/questions/7301718/problem-with-cgimagedestination-and-file-naming 4 character suffix Whats really wierd is that it doesn't always do it about 40 of the time it works OK. However it's preventing the code working further down the line where I'm listing them with previews in a table view. Does anyone know why and how..
AudioQueue how to find out playback length of queued data http://stackoverflow.com/questions/7375309/audioqueue-how-to-find-out-playback-length-of-queued-data NSException raise @ AudioFileNotOptimizedError format @ The chunks following the audio data chunk are preventing the extension of the audio data chunk. To write more data you must optimize the file. break case kAudioFileInvalidChunkError..
What describes the Application Delegate best? How does it fit into the whole concept? http://stackoverflow.com/questions/828827/what-describes-the-application-delegate-best-how-does-it-fit-into-the-whole-con in Cocoa Touch iPhone since the NSApplication delegate is able to control the NSApplication's behavior more directly preventing the application from terminating for instance . iPhone doesn't permit much control over the UIApplication so mostly the..
UIImageView/UIImage “Memory Tag 70” release timing when scrolling http://stackoverflow.com/questions/8754124/uiimageview-uiimage-memory-tag-70-release-timing-when-scrolling places and I'm sure the UIImageViews are removed from its superview when it is out of the display range . Is scrolling preventing the main loop to release those memory What could I do to prevent such condition Thanks p.s The huge drop in Dirty Size is..
UITableViewCell: How to prevent blue selection background w/o borking isSelected property? http://stackoverflow.com/questions/899862/uitableviewcell-how-to-prevent-blue-selection-background-w-o-borking-isselected highlighting. What I've tried setting cell.selectionStyle UITableViewCellSelectionStyleNone has the desired effect of preventing the pretty blue gradient selection background but also prevents the cell.isSelected and cell.isHighlighted properties from.. setting cell.selectionBackgroundView nil in the MyContentView drawRect method does have the desired effect of preventing the blue gradient selection background but that seems very janky overriding UITableViewCell setSelected animated to be a.. very janky overriding UITableViewCell setSelected animated to be a no op. this does not have the desired effect of preventing the blue gradient selection background iphone objective c cocoa touch uikit share improve this question An excellent..
Nested UISCrollViews - Preventing Parent Scrollview from scrolling when zoomed on child http://stackoverflow.com/questions/1010489/nested-uiscrollviews-preventing-parent-scrollview-from-scrolling-when-zoomed-o UISCrollViews Preventing Parent Scrollview from scrolling when zoomed on child I have a UIScrollView with nested UIImageViews. Each imageview can..
Preventing a UITabBar from applying a gradient to its icon images http://stackoverflow.com/questions/1355480/preventing-a-uitabbar-from-applying-a-gradient-to-its-icon-images a UITabBar from applying a gradient to its icon images When I make icons for a UITabBar it applies a gradient to the images...
Preventing an <input> element from scrolling the screen on iPhone? http://stackoverflow.com/questions/2952782/preventing-an-input-element-from-scrolling-the-screen-on-iphone an input element from scrolling the screen on iPhone I have several input type number elements on my webpage. I'm using..
Preventing snapshot view of your app when coming back from multi-tasking http://stackoverflow.com/questions/6235112/preventing-snapshot-view-of-your-app-when-coming-back-from-multi-tasking snapshot view of your app when coming back from multi tasking The problem is this My app lets you passcode protect itself...
From Paid to FREE w/IAP: Preventing double-charging http://stackoverflow.com/questions/8365430/from-paid-to-free-w-iap-preventing-double-charging Paid to FREE w IAP Preventing double charging This is a conceptual workflow problem. I'm converting an app with an existing user base from Paid to Free..
Preventing sqlite from escaping backslash http://stackoverflow.com/questions/932396/preventing-sqlite-from-escaping-backslash sqlite from escaping backslash I have a varchar column in an sqlite datbase. A particular row of text has a backslash which..
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