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2014/10/15 ¤U¤È 10:15:27
iphone Programming Glossary: unfortunatelyHow can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth need special hardware in order to process the data stream coming from the iPhone iPod touch . Unfortunately this means that your idea of communicating with generic Bluetooth devices won't work on iPhone OS 3.0...
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize the frame of the view ... am I iphone animation..
Does my application “contain encryption”? http://stackoverflow.com/questions/2135081/does-my-application-contain-encryption answer would be better. Thanks. iphone encryption app store share improve this question Unfortunately I believe that your app contains encryption in terms of US BIS even if you just use HTTPS if your app..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari 'keyboard ' 'nokeyboard ' Normally you would expect this to not be visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does it. Unfortunately the iPhone doesn't support NSAttributedString or NSXMLDocument. There are too many edge cases and malformed..
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell cells in the middle of a section and rounded on all 4 corners for sections that contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's..
Rendering to non-power-of-two texture on iPhone http://stackoverflow.com/questions/4760174/rendering-to-non-power-of-two-texture-on-iphone GL_CLAMP_TO_EDGE glTexParameteri GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_CLAMP_TO_EDGE Unfortunately this example application that I have which renders to a non power of two texture uses OpenGL ES 2.0..
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring and not just the spaces how do I do this iphone objective c ipad share improve this question Unfortunately stringByAddingPercentEscapesUsingEncoding doesn't always work 100 . It encodes non URL characters but..
How can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth communicate through standard Bluetooth connections accessories need special hardware in order to process the data stream coming from the iPhone iPod touch . Unfortunately this means that your idea of communicating with generic Bluetooth devices won't work on iPhone OS 3.0. If the devices you want to talk to are Bonjour discoverable..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize the frame of the view ... am I iphone animation uikit uiviewcontroller uinavigationcontroller share improve..
Does my application “contain encryption”? http://stackoverflow.com/questions/2135081/does-my-application-contain-encryption all so I think that's right is a bit sketchy... an authoritative answer would be better. Thanks. iphone encryption app store share improve this question Unfortunately I believe that your app contains encryption in terms of US BIS even if you just use HTTPS if your app is not an exception included in question 2 . Quote from FAQ..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari .scrollTop 0 window .scrollTop 0 '#test' .append keyboard_shown 'keyboard ' 'nokeyboard ' Normally you would expect this to not be visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still it works at least in some specific situations. I've tested..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone and then grab the rendered text. Another way is to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does it. Unfortunately the iPhone doesn't support NSAttributedString or NSXMLDocument. There are too many edge cases and malformed HTML documents for me to feel comfortable using regex..
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell bottom for the last cell in a section no rounded corners for cells in the middle of a section and rounded on all 4 corners for sections that contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's cellForRowAtIndexPath method. It's a real PITA but..
Rendering to non-power-of-two texture on iPhone http://stackoverflow.com/questions/4760174/rendering-to-non-power-of-two-texture-on-iphone the proper texture wrapping glTexParameteri GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_CLAMP_TO_EDGE glTexParameteri GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_CLAMP_TO_EDGE Unfortunately this example application that I have which renders to a non power of two texture uses OpenGL ES 2.0 so I'm not sure that will help you in this case. share improve..
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring I have an NSString in which I need to URL encode the and not just the spaces how do I do this iphone objective c ipad share improve this question Unfortunately stringByAddingPercentEscapesUsingEncoding doesn't always work 100 . It encodes non URL characters but leaves the reserved characters like slash and ampersand alone...
How can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth connections accessories need special hardware in order to process the data stream coming from the iPhone iPod touch . Unfortunately this means that your idea of communicating with generic Bluetooth devices won't work on iPhone OS 3.0. If the devices you..
Full webpage and disabled zoom viewport meta tag for all mobile browsers http://stackoverflow.com/questions/11345896/full-webpage-and-disabled-zoom-viewport-meta-tag-for-all-mobile-browsers on Android but it doesn't work on iPad iPhone. android iphone ipad viewport meta share improve this question Unfortunately each browser has it's own implementation of the viewport meta tag. Different combinations will work on different browsers...
How do I add a gradient to the text of a UILabel, but not the background? http://stackoverflow.com/questions/1266179/how-do-i-add-a-gradient-to-the-text-of-a-uilabel-but-not-the-background to do this using public API in a subsequent post . His later example uses a gradient image for the color of the text. Unfortunately it appears his blog has since been removed but see Bach's answer here for the approach he used. If you still want to draw..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize the frame of the view ... am I iphone animation uikit uiviewcontroller..
Reading call history in iPhone OS http://stackoverflow.com/questions/144888/reading-call-history-in-iphone-os The application is for recording interactions with customer service centers. iphone share improve this question Unfortunately you can't access the call history. The only User Data you have API access to is the address book. You can also access photos..
Drawing incrementally in a UIView (iPhone) http://stackoverflow.com/questions/1798414/drawing-incrementally-in-a-uiview-iphone means I have to store all my Dots that's fine and re draw them all one by one every time I want to add a new one. Unfortunately this gives my terrible performance and I am sure there is some other way of doing this more efficiently. EDIT Using MrMage's..
Does my application “contain encryption”? http://stackoverflow.com/questions/2135081/does-my-application-contain-encryption an authoritative answer would be better. Thanks. iphone encryption app store share improve this question Unfortunately I believe that your app contains encryption in terms of US BIS even if you just use HTTPS if your app is not an exception..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari .append keyboard_shown 'keyboard ' 'nokeyboard ' Normally you would expect this to not be visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still it works at least..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone text. Another way is to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does it. Unfortunately the iPhone doesn't support NSAttributedString or NSXMLDocument. There are too many edge cases and malformed HTML documents..
Fitting a UIDatePicker into a UIActionSheet http://stackoverflow.com/questions/349858/fitting-a-uidatepicker-into-a-uiactionsheet a UIDatePicker into a UIActionSheet I'm trying to get a UIDatePicker with a UIButton to show up in a UIActionSheet. Unfortunately it gets cropped off and the entire Date Picker is not visible. I have not even attempted to add the UIButton yet. Can anyone..
How do I open the Settings application from my application? http://stackoverflow.com/questions/377102/how-do-i-open-the-settings-application-from-my-application alert explaining that the user should go to settings enter the config details and then relaunch but this isn't ideal. Unfortunately there's no way for me to provide sensible defaults for this app the server host names user accounts etc. will vary for each.. and possibly directing your users to look in Settings.app if they need to change those settings in the future. Unfortunately that means maintaining some minimal UI for your user to fill in their settings during that first launch but it seems better..
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell rounded corners for cells in the middle of a section and rounded on all 4 corners for sections that contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's cellForRowAtIndexPath..
Rendering to non-power-of-two texture on iPhone http://stackoverflow.com/questions/4760174/rendering-to-non-power-of-two-texture-on-iphone GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_CLAMP_TO_EDGE glTexParameteri GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_CLAMP_TO_EDGE Unfortunately this example application that I have which renders to a non power of two texture uses OpenGL ES 2.0 so I'm not sure that..
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 Naming conflicts are an issue all throughout Cocoa. We frequently prefix class names and method names in categories. Unfortunately naming conflicts are a plague in our language. In the case of swizzling though they don't have to be. We just need to change..
Calculate new coordinate x meters and y degree away from one coordinate http://stackoverflow.com/questions/6633850/calculate-new-coordinate-x-meters-and-y-degree-away-from-one-coordinate translateDegrees double degrees Thanks iphone objective c geolocation location mapkit share improve this question Unfortunately there's no such function provided in the api so you'll have to write your own. This site gives several calculations involving..
Post photo on user's wall using Facebook iOS SDK http://stackoverflow.com/questions/6702135/post-photo-on-users-wall-using-facebook-ios-sdk It's clearer what you wish to do post a photo to FB and guarantee that a post goes on the user's wall stream. Unfortunately there are some things in the way. FB Graph API appears to only allow you to post EITHER a picture to an album or post to..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically like disabling vertical scrolling and setting delaysContentTouches to NO should make nested UIScrollViews to work. Unfortunately it does not UIScrollView appears to do some additional filtering for fast motions which cannot be disabled so that even.. you want. Backup strategy there's TTScrollView a sane reimplementation of UIScrollView in Three20 library . Unfortunately it feels very unnatural and non iphonish to the user. But if every attempt of using UIScrollView fails you can fall back..
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring to URL encode the and not just the spaces how do I do this iphone objective c ipad share improve this question Unfortunately stringByAddingPercentEscapesUsingEncoding doesn't always work 100 . It encodes non URL characters but leaves the reserved..
UIWebView to view self signed websites (No private api, not NSURLConnection) - is it possible? http://stackoverflow.com/questions/11573164/uiwebview-to-view-self-signed-websites-no-private-api-not-nsurlconnection-i webview url connection same url no good _urlConnection cancel We use this method is to accept an untrusted site which unfortunately we need to do as our PVM servers are self signed. BOOL connection NSURLConnection connection canAuthenticateAgainstProtectionSpace..
How to merge the perspective image(3D Transform)? http://stackoverflow.com/questions/12457047/how-to-merge-the-perspective-image3d-transform warp an homography to an image. The CoreImage programming guide specify that CIPerspectiveTransform is the way to go unfortunately for you this is not available on iOS as of iOS 5.1. So you are left with a few choices If you want to display only the result..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller 320 480 going viewDidDisappear YES coming viewDidAppear YES UIView commitAnimations My View is properly displayed but unfortunately the navigation bar is not updatet. Is there a way to do that manually heinrich In the sample code a function is called all..
How to use the first character as a section name http://stackoverflow.com/questions/1741093/how-to-use-the-first-character-as-a-section-name there a way to do this with the key path Something like below where I use name.firstLetter as the sectionNameKeyPath unfortunately that doesn't work . Do I have to grab the first letter of each result manually and create my sections like that Is it better..
Drawing incrementally in a UIView (iPhone) http://stackoverflow.com/questions/1798414/drawing-incrementally-in-a-uiview-iphone I am sure there is some other way of doing this more efficiently. EDIT Using MrMage's code I did the following which unfortunately is just as slow and the color blending doesn't work. Any other method I could try Method B saving the previous draws in..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone SOAP services Since the service I need to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST based API . Gero iphone ios web services soap wsdl share..
Setting the iPhone keyboard language http://stackoverflow.com/questions/330542/setting-the-iphone-keyboard-language
How to keep an iPhone app running on background fully operational http://stackoverflow.com/questions/3762200/how-to-keep-an-iphone-app-running-on-background-fully-operational can turn off the keep alive functionality. I don't know if this is possible but I had read some post that say so but unfortunately they didn't say how to UPDATE In this tutorial I found that Acrobits has two apps on the Apple Store that can force the..
Saving Geotag info with photo on iOS4.1 http://stackoverflow.com/questions/3884060/saving-geotag-info-with-photo-on-ios4-1 known to work I have also tried using iPhone Exif library to save geo info in imageData rather than using metadata but unfortunately iPhone Exif library is crashing. Any help is greatly appreciated. iphone cocoa touch ios4 assetslibrary share improve..
How to determine the content size of a UIWebView? http://stackoverflow.com/questions/3936041/how-to-determine-the-content-size-of-a-uiwebview I'd like to find out the CGSize of the content to resize my parent views appropriately. The obvious sizeThatFits unfortunately just returns the current frame size of the webView. iphone cocoa touch uiwebview share improve this question It turned..
Really cool way to create custom UITabBar for iPhone app? http://stackoverflow.com/questions/4640588/really-cool-way-to-create-custom-uitabbar-for-iphone-app doing a lot of researching lately about how to get a different looking with nice effects UITabBar on my iPhone app but unfortunately I am only finding things on how to replace background color etc. Well I've checked out this app called Momento which is..
Learning iPhone SDK (Objective-C) [closed] http://stackoverflow.com/questions/5656626/learning-iphone-sdk-objective-c SDK Objective C closed Hey programmers I really want to learn how to program really cool games and iphone apps but unfortunately I don't know Objective C. My school only offers Java courses which I'm not fond of and I really want to take a class or..
What are all the custom URL schemes supported by the Facebook iPhone app? http://stackoverflow.com/questions/5707722/what-are-all-the-custom-url-schemes-supported-by-the-facebook-iphone-app a couple sites containing limited information. And I was able to figure out the Facebook Profile Publish command. unfortunately it keeps the window open after you post. so the person who publishes to facebook has to push post once and then cancel...
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour which looks horrible . One temporary fix has been to use NSRunLoopCommonModes instead of the default run mode but unfortunately this breaks some aspects of scroll view behaviour on certain phones I'm testing on the 3GS and simulator seem to work fine..
Jquery-ui sortable doesn't work on touch devices based on Android or IOS http://stackoverflow.com/questions/6745098/jquery-ui-sortable-doesnt-work-on-touch-devices-based-on-android-or-ios or IOS iphone android ios jquery ui jquery ui sortable share improve this question The other answer is great but unfortunately it will only work on iOS devices. Also there was is a breakage caused by later versions of jquery.ui that meant that _touchEnd..
Where are the best explanations of memory management for iPhone? [closed] http://stackoverflow.com/questions/710288/where-are-the-best-explanations-of-memory-management-for-iphone for iPhone closed I am looking for good explanations out there. I have a 1000 pages book about objective c but unfortunately the part about memory management retain counting is described pretty bad and hard to understand. iphone memory management..
How do I change the color of the side Alphabet in an indexed UITableView? http://stackoverflow.com/questions/750119/how-do-i-change-the-color-of-the-side-alphabet-in-an-indexed-uitableview I'd like it to be 'white' if at all possible. iphone uitableview share improve this question From what I can tell unfortunately it is not possible to customize the color of the text displayed in the index the closest I've been able to come is being..
iOS 5: Curious about UIAppearance http://stackoverflow.com/questions/8257556/ios-5-curious-about-uiappearance is the appearance customization being called I was hoping to make changes threw the appearance property at runtime but unfortunately the changes aren't taking place. iphone objective c cocoa touch ios5 appearance share improve this question a How do.. is the appearance customization being called I was hoping to make changes threw the appearance property at runtime but unfortunately the changes aren't taking place. You can use the appearance proxy at any point during execution. The changes won't be applied..
http://stackoverflow.com/questions/8482327/learning-opengles-2-0-on-ios about OpenGL in the iOS context I also found this and it really helped me getting a grasp on the basic concepts but unfortunately they cover OpenGL ES 1.1 and are only describing the basics. Any help would be appreciated iphone ios opengl es opengl..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons you can handle the OS version restrictions . For non ARC code you can pass fno objc arc on a file by file basis. Xcode unfortunately makes this much harder than it should be to do in practice. You should probably move non ARC code into a separate xcodeproj..
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