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2014/10/15 ¤U¤È 10:04:33
iphone Programming Glossary: beginThe best way to remove duplicate values from NSMutableArray in Objective-C? http://stackoverflow.com/questions/1025674/the-best-way-to-remove-duplicate-values-from-nsmutablearray-in-objective-c of the objects but then again if you're not worried about the order then why aren't you storing them in an NSSet to begin with If you are worried about the order loop over a copy of the array NSArray copy mutableArray copy NSInteger index copy..
Cocos2D 2.0 screenshots on iOS 6 http://stackoverflow.com/questions/12413460/cocos2d-2-0-screenshots-on-ios-6 .winSize CCRenderTexture rtx CCRenderTexture renderTextureWithWidth winSize.width height winSize.height rtx begin startNode visit rtx end return rtx getUIImage You can call it like this CCScene scene CCDirector sharedDirector runningScene..
http://stackoverflow.com/questions/1305127/free-weather-api forecasts xml sample_products browser_interface ndfdXMLclient.php zipCodeList 90210 product time series begin 2004 01 01T00 00 00 end 2013 04 21T00 00 00 maxt maxt mint mint Yahoo Weather Forecast RSS Example http weather.yahooapis.com..
Break on EXC_BAD_ACCESS in XCode? http://stackoverflow.com/questions/1622079/break-on-exc-bad-access-in-xcode on EXC_BAD_ACCESS in XCode I'm new to iPhone development and XCode in general and have no idea how to begin troubleshooting an EXC_BAD_ACCESS signal. How can I get XCode to break at the exact line that is causing the error I can't..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect to turn off actions and set the duration to zero and neither work. Here's the code I'm using CATransaction begin CATransaction setDisableActions YES self setNeedsDisplayInRect rect CATransaction commit Is there a different method on..
How to set the width of a cell in a UITableView in grouped style http://stackoverflow.com/questions/2539021/how-to-set-the-width-of-a-cell-in-a-uitableview-in-grouped-style 20 CGFloat tableBorderRight 20 CGRect tableRect self.view.frame tableRect.origin.x tableBorderLeft make the table begin a few pixels right from its origin tableRect.size.width tableBorderLeft tableBorderRight reduce the width of the table tableView.frame..
Missing symbol names when profiling IPhone application with Instruments http://stackoverflow.com/questions/2776466/missing-symbol-names-when-profiling-iphone-application-with-instruments
iPad/iPhone browser crashing when loading images in Javascript http://stackoverflow.com/questions/2986039/ipad-iphone-browser-crashing-when-loading-images-in-javascript loadNextImage simply loads a new image and calls shrinkImages . It also assigns an onload event which is used to begin the process of loading another image bug I should be clearing this event later but I'm not . waitAndReload is only here..
Accordion table cell - How to dynamically expand/contract uitableviewcell? http://stackoverflow.com/questions/3066167/accordion-table-cell-how-to-dynamically-expand-contract-uitableviewcell indexPath tableView deselectRowAtIndexPath indexPath animated NO selectedIndex indexPath.row isSearching YES tableView beginUpdates tableView endUpdates CGFloat tableView UITableView tableView heightForRowAtIndexPath NSIndexPath indexPath if isSearching.. UITableView tableView didSelectRowAtIndexPath NSIndexPath indexPath self.selectedRowIndex indexPath retain tableView beginUpdates tableView endUpdates I'll explain the begin end updated part later. Then when you have the currently selected index.. indexPath self.selectedRowIndex indexPath retain tableView beginUpdates tableView endUpdates I'll explain the begin end updated part later. Then when you have the currently selected index you can tell the tableView that it should give that..
http://stackoverflow.com/questions/4168327/what-is-nszombie debugging aid. Specifically when you set NSZombieEnabled then whenever an object reaches retain count 0 rather than begin deallocated it morphs itself into an NSZombie instance. Whenever such a zombie receives a message it logs a warning rather..
Method for animating images (like a movie) on iPhone without using MPMoviePlayer http://stackoverflow.com/questions/442076/method-for-animating-images-like-a-movie-on-iphone-without-using-mpmovieplayer between frames by wrapping the replaceSublayer with method call in a CATransaction like the following CATransaction begin CATransaction setValue NSNumber numberWithFloat 0.25f 1 4th of a second per frame forKey kCATransactionAnimationDuration..
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 NSDate date #endif #ifdef HOTPAW self setNeedsDisplay CATransaction flush #endif #ifdef LLOYDMETHOD CATransaction begin self setNeedsDisplay CATransaction commit #endif #ifdef DDLONG self setNeedsDisplay self layer displayIfNeeded #endif #ifdef..
CGContextDrawImage draws image upside down when passed UIImage.CGImage http://stackoverflow.com/questions/506622/cgcontextdrawimage-draws-image-upside-down-when-passed-uiimage-cgimage 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 I'm pretty..
How to create custom easing function with Core Animation? http://stackoverflow.com/questions/5161465/how-to-create-custom-easing-function-with-core-animation Parametric.h this should be a function that takes a time value between 0.0 and 1.0 where 0.0 is the beginning of the animation and 1.0 is the end and returns a scale factor where 0.0 would produce the starting value and 1.0 would.. function KeyframeParametricBlock function ^double double time return 1.0 pow 1.0 time 2.0 if layer CATransaction begin CATransaction setValue NSNumber numberWithFloat 2.5 forKey kCATransactionAnimationDuration make an animation CAAnimation..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically started passing the events to the inner view but then you have moved the finger far enough for the scrolling to begin UIScrollView calls touchesCancelled on the inner view and starts scrolling. Note how when you touch a table hold your finger..
Exception Types in iOS crash logs http://stackoverflow.com/questions/7446655/exception-types-in-ios-crash-logs Types in iOS crash logs I've seen a few different types of crash logs since I begin learning iOS development. I know that Exception Type EXC_BAD_ACCESS SIGSEGV mean we are accessing a released object. but..
Xcode/iOS5: Move UIView up, when keyboard appears http://stackoverflow.com/questions/7952762/xcode-ios5-move-uiview-up-when-keyboard-appears views here Do the opposite with UIKeyboardDidHideNotification . OR Implement UITextFieldDelegate Detect when editing begin end to move views around. void textFieldDidBeginEditing UITextField textField keyboard is visible move views void textFieldDidEndEditing..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically how to replicate that right iphone uikit uiviewcontroller uitabbarcontroller share improve this question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import.. atIndex 0 yellowViewController viewDidDisappear YES blueViewController viewDidAppear YES 3. now add animation UIView beginAnimations @ View Flip context nil UIView setAnimationDuration 1.25 UIView setAnimationCurve UIViewAnimationCurveEaseInOut..
Get notified when UITableView has finished asking for data? http://stackoverflow.com/questions/1483581/get-notified-when-uitableview-has-finished-asking-for-data for a couple of days and think that subclassing UITableView's reloadData is the best approach void reloadData NSLog @ BEGIN reloadData super reloadData NSLog @ END reloadData reloadData doesn't end before the table has finish reload its data. So..
Encoding problem in sqlite and objective-c http://stackoverflow.com/questions/1668774/encoding-problem-in-sqlite-and-objective-c sqlite3 file.db SQLite version 3.6.12 Enter .help for instructions Enter SQL statements terminated with a sqlite .dump BEGIN TRANSACTION CREATE TABLE myvalues foo TEXT bar TEXT baz TEXT INSERT INTO myvalues VALUES NULL '° F' 'Degrees Fahrenheit'..
iPhone: how to get safari to recognize a vcard? http://stackoverflow.com/questions/1892373/iphone-how-to-get-safari-to-recognize-a-vcard .vcf you can edit this file with a text editor to strip out all the extra stuff such as UID and PROD ID if you like. BEGIN VCARD VERSION 3.0 N Contact iPhone FN iPhone Contact EMAIL type INTERNET type WORK type pref iphone@mobicontact.info TEL..
Generate vCard from AddressBook.framework http://stackoverflow.com/questions/2795615/generate-vcard-from-addressbook-framework started NSString vCardRepresentation NSMutableArray mutableArray NSMutableArray alloc init mutableArray addObject @ BEGIN VCARD mutableArray addObject @ VERSION 3.0 mutableArray addObject NSString stringWithFormat @ FN @ self.name mutableArray..
Not all the comments visible when pulling a post using Facebook graph API iphone http://stackoverflow.com/questions/4393137/not-all-the-comments-visible-when-pulling-a-post-using-facebook-graph-api-iphone
iOS app crash on locale change http://stackoverflow.com/questions/6169267/ios-app-crash-on-locale-change 1760 Builtin profile iapd sandbox May 29 12 09 09 unknown MobileMusicPlayer 1766 Warning ITDBPrepServerPostProcessRun BEGIN looking up itdbprepserver. May 29 12 09 09 unknown itdbprepserver 1767 Warning starting up. May 29 12 09 09 unknown itdbprepserver.. END looking up itdbprepserver. success 1 May 29 12 09 10 unknown itdbprepserver 1767 Warning BEGIN processing command com.apple.itdprep.command.runPostProcess May 29 12 09 10 unknown MobileMusicPlayer 1766 Warning MLSSqliteVFS.. MobileMusicPlayer 1766 Warning MLSSqliteVFS AllWrites DISABLED May 29 12 09 10 unknown itdbprepserver 1767 Warning BEGIN ITDBPostProcessController... May 29 12 09 11 unknown com.apple.launchd 1 Notice UIKitApplication com.apple.mobileipod 0x83e4..
Validate certificate and provisioning profile http://stackoverflow.com/questions/6712895/validate-certificate-and-provisioning-profile ele if ele.text DeveloperCertificates keys ele.next_element key keys.get_elements ' array data' 0 .text profile_cert BEGIN CERTIFICATE key.gsub t END CERTIFICATE n @provisioning_cert OpenSSL X509 Certificate.new profile_cert end end # Compare..
http://stackoverflow.com/questions/8007112/mdm-push-certificate-creation string MIIDjzCCAncCAQAwDzENMAsGA1UEAwwEdGVzdDCCASIwDQYJKoZIhvcNAQEBBQAD string key PushCertCertificateChain key string BEGIN CERTIFICATE MIIDkzCCAnugAwIBAgIIQcQgtHQb9wwwDQYJKoZIhvcNAQEFBQAwUjEaMBgGA1UE AwwRU0FDSSBUZXN0IFJvb3QgQ0ExEjAQBgNVBAsMCUFwcGxlIElTVDETMBEGA1UE.. AwwRU0FDSSBUZXN0IFJvb3QgQ0ExEjAQBgNVBAsMCUFwcGxlIElTVDETMBEGA1UE END CERTIFICATE BEGIN CERTIFICATE MIIDlTCCAn2gAwIBAgIIBInl9fQbaAkwDQYJKoZIhvcNAQEFBQAwXDEkMCIGA1UE AwwbU0FDSSBUZXN0IEludGVybWVkaWF0ZSBDQSAxMRIwEAYDVQQLDAlBcHBsZSBJ.. AwwbU0FDSSBUZXN0IEludGVybWVkaWF0ZSBDQSAxMRIwEAYDVQQLDAlBcHBsZSBJ END CERTIFICATE BEGIN CERTIFICATE MIIDpjCCAo6gAwIBAgIIKRyFYgyyFPgwDQYJKoZIhvcNAQEFBQAwXDEkMCIGA1UE AwwbU0FDSSBUZXN0IEludGVybWVkaWF0ZSBDQSAxMRIwEAYDVQQLDAlBcHBsZSBJ..
How to POST an object to rails using RestKit? http://stackoverflow.com/questions/8409115/how-to-post-an-object-to-rails-using-restkit from the iPhone 2 WARNING Can't verify CSRF token authenticity WARNING Can't mass assign protected attributes id 0.3ms BEGIN SQL 0.9ms INSERT INTO lists created_at title updated_at VALUES 1 2 3 RETURNING id created_at Wed 07 Dec 2011 14 34 43 UTC..
Create User in Devise from JSON http://stackoverflow.com/questions/8841946/create-user-in-devise-from-json Can't verify CSRF token authenticity User Load 0.9ms SELECT users . FROM users WHERE users . id 1 LIMIT 1 0.3ms BEGIN 0.2ms COMMIT 0.2ms BEGIN 0.4ms ROLLBACK Completed 422 Unprocessable Entity in 93ms Views 3.8ms ActiveRecord 10.2ms I get.. token authenticity User Load 0.9ms SELECT users . FROM users WHERE users . id 1 LIMIT 1 0.3ms BEGIN 0.2ms COMMIT 0.2ms BEGIN 0.4ms ROLLBACK Completed 422 Unprocessable Entity in 93ms Views 3.8ms ActiveRecord 10.2ms I get a 422 error and my user..
UIImage with smooth rounded corners in quartz http://stackoverflow.com/questions/14071278/uiimage-with-smooth-rounded-corners-in-quartz imageLayer.contents id image.CGImage imageLayer.masksToBounds YES imageLayer.cornerRadius radius UIGraphicsBeginImageContext image.size imageLayer renderInContext UIGraphicsGetCurrentContext UIImage roundedImage UIGraphicsGetImageFromCurrentImageContext.. smooth share improve this question Here is UIImage category UIImage imageWithRoundedCornersRadius float radius Begin a new image that will be the new image with the rounded corners UIGraphicsBeginImageContextWithOptions self.size NO 0 Add.. float radius Begin a new image that will be the new image with the rounded corners UIGraphicsBeginImageContextWithOptions self.size NO 0 Add a clip before drawing anything in the shape of an rounded rect CGRect rect CGRectMake..
Applying a texture to stroke a CGContextStrokePath http://stackoverflow.com/questions/2366571/applying-a-texture-to-stroke-a-cgcontextstrokepath how I would go about doing that Thanks in advance for your help iphone core graphics share improve this question Begin a transparency layer . Get the path's bounds. Stroke the path with any non transparent color. Set the blend mode to source..
iPhone CGContext: drawing two lines with two different colors http://stackoverflow.com/questions/3041776/iphone-cgcontext-drawing-two-lines-with-two-different-colors Insert this code just before you set the stroke color the second time CGContextStrokePath bluecontext CGContextBeginPath bluecontext All the AddLine and AddOther calls are building a path. The path is drawn with a call like StrokePath using.. using the most recently set colors and other attributes. You are trying to draw two separate paths so you must call Begin and Stroke for each path. Begin is sort of implicit when you start drawing although it does not hurt to call it yourself... and other attributes. You are trying to draw two separate paths so you must call Begin and Stroke for each path. Begin is sort of implicit when you start drawing although it does not hurt to call it yourself. The basic flow of drawing is CGContextBeginPath..
How to make “suckEffect” to the left corner of iPhone? http://stackoverflow.com/questions/5272916/how-to-make-suckeffect-to-the-left-corner-of-iphone to make &ldquo suckEffect&rdquo to the left corner of iPhone Begin Animation suckEffect . CATransition animation CATransition animation animation.type @ suckEffect animation.duration 1.0f..
Xcode won't recognize my new provisioning profile http://stackoverflow.com/questions/5291463/xcode-wont-recognize-my-new-provisioning-profile in a text editor it's text not binary and looked around for build configuration information. There's a section labeled Begin XCBuildConfiguration section which you can find using your editor's search function . It's a list of entries each of which..
Implement custom animation to present modal view from specified view on iPad http://stackoverflow.com/questions/6605959/implement-custom-animation-to-present-modal-view-from-specified-view-on-ipad Set the frame to the one of the view we want to animate from modalViewController.view.superview.frame view.frame Begin animation UIView animateWithDuration 1.0f animations ^ Set the original frame back modalViewController.view.superview.frame..
No AVPlayer Delegate? How to track when song finished playing? Objective C iPhone development http://stackoverflow.com/questions/6837002/no-avplayer-delegate-how-to-track-when-song-finished-playing-objective-c-iphon Pass the AVPlayerItem to a new player AVPlayer player AVPlayer alloc initWithPlayerItem playerItem autorelease Begin playback player play void itemDidFinishPlaying NSNotification notification Will be called when AVPlayer finishes playing..
http://stackoverflow.com/questions/843534/flip-view-iphone moreInfo self.flipView UIView beginAnimations nil context nil UIView setAnimationDuration 2.0 UIView setAnimationBeginsFromCurrentState NO UIView setAnimationTransition UIViewAnimationTransitionFlipFromRight forView self.view cache YES UIView.. UIView lessInfo self.view UIView beginAnimations nil context nil UIView setAnimationDuration 2.0 UIView setAnimationBeginsFromCurrentState NO UIView setAnimationTransition UIViewAnimationTransitionFlipFromLeft forView self.flipView cache YES.. a transition ”for example flip from one view to another ”then use a container view an instance of UIView as follows Begin an animation block. Set the transition on the container view. Remove the subview from the container view. Add the new subview..
Could not load NIB in bundle: 'NSBundle when using storyboarding http://stackoverflow.com/questions/8689235/could-not-load-nib-in-bundle-nsbundle-when-using-storyboarding when I am using storyboards though. There is one reference to a .nib in the .xcodeproj project.pbxproj file however Begin PBXBuildRule section 148BDD4C14AE8D5E002C30ED PBXBuildRule isa PBXBuildRule compilerSpec com.apple.compilers.proxy.script..
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