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2014/10/15 ¤U¤È 10:14:16
iphone Programming Glossary: so..presentViewController not supporting orientation in iOS 6 http://stackoverflow.com/questions/12566780/presentviewcontroller-not-supporting-orientation-in-ios-6 its top View Controller for orientations supported although an Apple engineer over on the Developer Forums did say so... it seems that it does not. Therefore you should add a category for UINavigationController this is the one I use #import..
iOS: Why do I have white, rounded corners on my modal view? http://stackoverflow.com/questions/12965560/ios-why-do-i-have-white-rounded-corners-on-my-modal-view view in my storyboard not programmatically. However in my viewWillAppear method I'm setting the corner radius like so... void viewWillAppear BOOL animated super viewWillAppear animated self.view.layer.cornerRadius 6.0f When I set the value..
UITableView does not respond to scrolling the first time it's loaded http://stackoverflow.com/questions/1449261/uitableview-does-not-respond-to-scrolling-the-first-time-its-loaded
http://stackoverflow.com/questions/2240765/nsdata-to-uiimage when I try to save an image to disk converting it to NSData then retrieving it. I convert the image to NSData like so... NSData topImageData UIImageJPEGRepresentation topImage 1.0 then I write it to disk like so... topImageData writeToFile.. the image to NSData like so... NSData topImageData UIImageJPEGRepresentation topImage 1.0 then I write it to disk like so... topImageData writeToFile topPathToFile atomically NO then I tried to retrieve it like so... topSubView.image UIImage alloc.. I write it to disk like so... topImageData writeToFile topPathToFile atomically NO then I tried to retrieve it like so... topSubView.image UIImage alloc initWithContentsOfFile topPathToFile which returns no image the size is zero . so then I..
cocoa - I've discovered what I think is a bug with NSDecimalNumber http://stackoverflow.com/questions/2479100/cocoa-ive-discovered-what-i-think-is-a-bug-with-nsdecimalnumber question to include one more WTF bug... try this modify the original number and truncate it on 10 decimal digits... so... double wtf 36.76662445068359375000 NSNumberFormatter formatter NSNumberFormatter alloc init formatter setMaximumFractionDigits..
How can I get the iPhone's current network speed? http://stackoverflow.com/questions/3217419/how-can-i-get-the-iphones-current-network-speed speed can and will vary drastically from moment to moment so measure average throughput over at least 20 seconds or so... that's basically how the bars work. If they were updated in real time they would be bouncing all over the place. share..
Debugging an iOS app with an external accessory connected via Dock http://stackoverflow.com/questions/3420716/debugging-an-ios-app-with-an-external-accessory-connected-via-dock but the answer was only Instruments has support over Wi Fi.. not Xcode debugging. So the question still remains... And so... Given that I've had no real luck finding the answer and no one has given me an answer as yet I take it that it is a big..
iPhone AVFoundation camera orientation http://stackoverflow.com/questions/3662930/iphone-avfoundation-camera-orientation forever but I've done it The bit of code I was looking for is... UIDevice currentDevice .orientation This goes in as so... AVCaptureConnection videoConnection CameraVC connectionWithMediaType AVMediaTypeVideo fromConnections imageCaptureOutput..
Is it a problem when an iAd may be obscured? http://stackoverflow.com/questions/4160010/is-it-a-problem-when-an-iad-may-be-obscured check for this in code is yourBannerView.bannerLoaded which will return YES if it has an ad or NO if it doesn't. And so... How you handle the AdBannerView after it successfully loads its initial ad determines how it will behave in the future...
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers demonstrates the best practices using an example with the UIImagePickerController. I wish the videos were available Ok so... I'm afraid my objc fu is not so strong. I'm also a bit confused by the final line in the above quote. I've been doing my..
A simple sync with the iPhone DropBox API http://stackoverflow.com/questions/5950168/a-simple-sync-with-the-iphone-dropbox-api to do call dbupload if dbObject.lastModifiedDate than your local file I will post the next step once I managed to do so... iphone objective c cocoa touch dropbox api share improve this question I think what you are looking for is the loadmetadata..
Save Photos to Custom Album in iPhones Photo Library http://stackoverflow.com/questions/10954380/save-photos-to-custom-album-in-iphones-photo-library resizedImage self nil nil failureBlock ^ NSError error NSLog @ in addAssetsGroupAlbumWithName failureBlock So... Like I said it creates the new album but does not save the photo there. How do I tell it to save into the new album Perhaps..
Draw Graph curves with UIBezierPath http://stackoverflow.com/questions/13719143/draw-graph-curves-with-uibezierpath the mid points as the end points of the sections of the curve and the points as the control points for a quad curve... So... Move to point m1. Add quad curve to point m2 with p2 as a control point. Add quad curve to point m3 with p3 as a control..
Highlite Select Text in UIWebview http://stackoverflow.com/questions/1721064/highlite-select-text-in-uiwebview
NSDateFormatter dateFromString and iPhone in 24 Hour Format Confusion http://stackoverflow.com/questions/2173965/nsdateformatter-datefromstring-and-iphone-in-24-hour-format-confusion 01 01 03 19 00 and theString is 3 19 WRONG In 12 hour mode date is 1970 01 01 15 19 00 and theString is 3 19 PM RIGHT So... question 1 why is the device's 24 hour setting overriding my date formatter setting and more importantly question 2 How..
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is the simplest way to resize an UIImage iphone resize uiimage share improve this question The simplest way is..
How do I run a universal app on the iPhone 3.1.3 simulator? http://stackoverflow.com/questions/2759229/how-do-i-run-a-universal-app-on-the-iphone-3-1-3-simulator I already was quite familiar with iPhone dev I did that part of my project and now I'm ready to do some iPad stuff. So... I started out by adding a UISplitViewController to my iPad delegate switch the Active SDK to 3.2 and it works But when..
Horizontal UIScrollView inside a UITableViewCell http://stackoverflow.com/questions/4324514/horizontal-uiscrollview-inside-a-uitableviewcell the ScrollView scroll independently as expected. All that was done in a single file test project in the AppDelegate. So... first I thought this might be a delegation problem so I told the scrollView that its delegate was the TableView not my..
How can I add the 'Glow effect' to UIBarButtonItem? http://stackoverflow.com/questions/4884538/how-can-i-add-the-glow-effect-to-uibarbuttonitem is a property on an UIButton also accessible from Interface Builder @property nonatomic BOOL showsTouchWhenHighlighted So... UIButton button UIButton buttonWithType UIButtonTypeRoundedRect button.showsTouchWhenHighlighted YES If you write a subclass..
iPhone - Mirroring back a picture taken from the front camera http://stackoverflow.com/questions/5505422/iphone-mirroring-back-a-picture-taken-from-the-front-camera contextInfo nil then putting it on screen. It is nearly the same as seen on screen but the saved image is distorted. So... How may I restore the on screen view of the UIImage not the UIImageView and be able to save it like this I also tried this..
How to make UIScrollView send scrollViewDidScroll messages during animations http://stackoverflow.com/questions/7319906/how-to-make-uiscrollview-send-scrollviewdidscroll-messages-during-animations value and not during the animation anymore. I get the same effect when I use the old beginAnimations methods instead. So... anybody knows how to solve this By the way the setContentOffset method of the UIScrollView shows the same behaviour. It..
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