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2014/10/15 ¤U¤È 10:11:23
iphone Programming Glossary: middleiOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size that use a standard navigation bar and or tab bar could simply expand the content in the middle to use up that extra points. Set the autoresizing mask of the center content to expand in both directions...
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts improve this question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom your scroll view and at launch or instantiation set the content offset so that you're seeing the middle of the handled view. Then just watch the content offset using KVO or some other method and if you near.. content offset appropriately and reset the scroll view's contentOffset property to be back in the middle. Handling zooming do something similar only this time watch the zoom factor on the scroll view. Whenever..
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 a section rounded on the 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..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield and range.length will be 0 because we're not replacing deleting anything. Inserting into the middle of a text field just means a different range.location and pasting multiple characters just means string..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now entirely correct as Tom's answer shows. You can allow the run loop to come to completion in the middle of operations performed on the main thread. However this still may reduce the responsiveness of your..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour 1 This code will only add a new frame rendering action onto the queue if one isn't in the middle of executing. That way the CADisplayLink can fire continuously but it won't overload the queue with..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect initial NSValue valueWithCATransform3D CATransform3DMakeRotation 0.0f 0.0f 0.0f 1.0f NSValue middle NSValue valueWithCATransform3D CATransform3DMakeRotation wobbleAngle 0.0f 0.0f 1.0f NSValue final NSValue.. wobbleAngle 0.0f 0.0f 1.0f animation.values NSArray arrayWithObjects initial middle final nil imageView.layer addAnimation animation forKey keypath Or there could be a totally simpler..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size it really depends on your application. A majority of applications that use a standard navigation bar and or tab bar could simply expand the content in the middle to use up that extra points. Set the autoresizing mask of the center content to expand in both directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts How is that done iphone objective c ios ios6 contacts share improve this question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here is what I ended up doing. #import AddressBookUI AddressBookUI.h..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom the fixed contentSize have some fixed size view handled by your scroll view and at launch or instantiation set the content offset so that you're seeing the middle of the handled view. Then just watch the content offset using KVO or some other method and if you near any edge update the content of the view with a new set of.. any edge update the content of the view with a new set of content offset appropriately and reset the scroll view's contentOffset property to be back in the middle. Handling zooming do something similar only this time watch the zoom factor on the scroll view. Whenever it gets to a certain point do some manipulation to whatever..
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 4 different modes rounded on the top for the first cell in a section rounded on the 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..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield text field the range.location will be the current field's length and range.length will be 0 because we're not replacing deleting anything. Inserting into the middle of a text field just means a different range.location and pasting multiple characters just means string has more than one character in it. Deleting single characters..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now running on the main thread. The previous statement is not entirely correct as Tom's answer shows. You can allow the run loop to come to completion in the middle of operations performed on the main thread. However this still may reduce the responsiveness of your application. In general it is recommended that you move anything..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour earlier as follows frameRenderingSemaphore dispatch_semaphore_create 1 This code will only add a new frame rendering action onto the queue if one isn't in the middle of executing. That way the CADisplayLink can fire continuously but it won't overload the queue with pending rendering actions if a frame takes longer than 1 60th..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect animation.repeatCount 5 CGFloat wobbleAngle 0.0872664626f NSValue initial NSValue valueWithCATransform3D CATransform3DMakeRotation 0.0f 0.0f 0.0f 1.0f NSValue middle NSValue valueWithCATransform3D CATransform3DMakeRotation wobbleAngle 0.0f 0.0f 1.0f NSValue final NSValue valueWithCATransform3D CATransform3DMakeRotation wobbleAngle.. 0.0f 1.0f NSValue final NSValue valueWithCATransform3D CATransform3DMakeRotation wobbleAngle 0.0f 0.0f 1.0f animation.values NSArray arrayWithObjects initial middle final nil imageView.layer addAnimation animation forKey keypath Or there could be a totally simpler solution that I'm just missing. Appreciate any pointers. Thanks..
objective c - Detect when user change the app's notifications settings http://stackoverflow.com/questions/10191006/objective-c-detect-when-user-change-the-apps-notifications-settings user consent will be rejected For example Path application asks the user to opt in for push notification in the middle of the sing up process not when the application starts for the first time. Not sure what should be the purpose of the prompt..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size A majority of applications that use a standard navigation bar and or tab bar could simply expand the content in the middle to use up that extra points. Set the autoresizing mask of the center content to expand in both directions. view.autoresizingMask..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts ios6 contacts share improve this question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here is what I ended up..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom size view handled by your scroll view and at launch or instantiation set the content offset so that you're seeing the middle of the handled view. Then just watch the content offset using KVO or some other method and if you near any edge update the.. with a new set of content offset appropriately and reset the scroll view's contentOffset property to be back in the middle. Handling zooming do something similar only this time watch the zoom factor on the scroll view. Whenever it gets to a certain..
Single-Stage vs Two-Stage Animation for iPhone Apps? http://stackoverflow.com/questions/2048781/single-stage-vs-two-stage-animation-for-iphone-apps do so in one of two ways. Orientation changes used to occur in two steps with notifications occurring at the beginning middle and end points of the rotation. However in iPhone OS 3.0 support was added for performing orientation changes in one step...
iPhone - Keyboard hides TextField http://stackoverflow.com/questions/2307200/iphone-keyboard-hides-textfield Keyboard hides TextField I am using UITextField to receive user inputs. However since my textfields are towards the middle bottom of the nib it gets hidden when the keyboard pops up. Is there any way sort of slide it along with the keyboard so..
UILongPressGestureRecognizer gets called twice when pressing down http://stackoverflow.com/questions/3319591/uilongpressgesturerecognizer-gets-called-twice-when-pressing-down is a continuous event recognizer. You have to look at the state to see if this is the start middle or end of the event and act accordingly. i.e. you can through away all events after the start or only look at movement as..
How should I architect my iPhone app to talk to my website? http://stackoverflow.com/questions/3943597/how-should-i-architect-my-iphone-app-to-talk-to-my-website first iPhone app so I suggest you don't use it. Yet. Do not forget about multitasking your app can go to sleep in the middle of download you need to cancel connections and cleanup your update mechanisms. On app's wake up you might want to resume..
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 the first cell in a section rounded on the 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..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield current field's length and range.length will be 0 because we're not replacing deleting anything. Inserting into the middle of a text field just means a different range.location and pasting multiple characters just means string has more than one..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now statement is not entirely correct as Tom's answer shows. You can allow the run loop to come to completion in the middle of operations performed on the main thread. However this still may reduce the responsiveness of your application. In general..
CGContextDrawImage draws image upside down when passed UIImage.CGImage http://stackoverflow.com/questions/506622/cgcontextdrawimage-draws-image-upside-down-when-passed-uiimage-cgimage of CGContextDrawImage context CGRectMake 0 0 145 15 image.CGImage Use image drawInRect CGRectMake 0 0 145 15 In the middle of your begin end CGcontext methods. This will draw the image with the correct orientation into your current image context..
How to create custom easing function with Core Animation? http://stackoverflow.com/questions/5161465/how-to-create-custom-easing-function-with-core-animation time 0..1 p is position calculated at time t . So move 0 returns the position at the start of curve move 0.5 the exact middle and move 1 at end. Using a an timing function time T t to provide the t values for move should give me what I want. For..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour dispatch_semaphore_create 1 This code will only add a new frame rendering action onto the queue if one isn't in the middle of executing. That way the CADisplayLink can fire continuously but it won't overload the queue with pending rendering actions..
Making a phone call in an iOS application http://stackoverflow.com/questions/6323171/making-a-phone-call-in-an-ios-application
Secure https encryption for iPhone app to webpage http://stackoverflow.com/questions/9181186/secure-https-encryption-for-iphone-app-to-webpage of shared secret over SSL. Remember that if you don't verify the certificate you are subject to very easy man in the middle attacks. Readily available proxies like Charles can do this. The best approach is to make sure that the SSL certificate..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect 0.0872664626f NSValue initial NSValue valueWithCATransform3D CATransform3DMakeRotation 0.0f 0.0f 0.0f 1.0f NSValue middle NSValue valueWithCATransform3D CATransform3DMakeRotation wobbleAngle 0.0f 0.0f 1.0f NSValue final NSValue valueWithCATransform3D.. CATransform3DMakeRotation wobbleAngle 0.0f 0.0f 1.0f animation.values NSArray arrayWithObjects initial middle final nil imageView.layer addAnimation animation forKey keypath Or there could be a totally simpler solution that I'm just..
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