2014/10/15 下午 10:10:05

iphone Programming Glossary: hints

Core Data could not fullfil fault for object after obtainPermanantIDs

http://stackoverflow.com/questions/11321717/core-data-could-not-fullfil-fault-for-object-after-obtainpermanantids

for some reason calling this line throws an exception CoreData could not fulfill a fault for... If you have any hints that might lead me in the right direction please share. Thanks Edit Ok so initially I was calling obtainPermanentIDsForObjects..

I get error 0x8badf00d in iPhone app, and is not the usual suspect

http://stackoverflow.com/questions/1282491/i-get-error-0x8badf00d-in-iphone-app-and-is-not-the-usual-suspect

method can return quickly. That's the only thing I know of that would cause watchdog crashes on startup. As for more hints on the stack trace if you are using OS 3.0 and the 3.0 SDK Organizer should do this before. Just make sure you're keeping..

Cocoa-Touch, NSManagedObject: Exception when setting a property

http://stackoverflow.com/questions/1556304/cocoa-touch-nsmanagedobject-exception-when-setting-a-property

well you can as you've shown but the results will almost certainly not be what you want . The first line of the log hints at this 2009 10 12 21 53 32.228 xxx 2435 20b Failed to call designated initializer on NSManagedObject class 'Item' All Objective..

Detecting the type of iPhone interrupt

http://stackoverflow.com/questions/1895815/detecting-the-type-of-iphone-interrupt

A. In applicationWillResignActive check the NSNotification's object and userInfo properties to see if there are any hints there. B. Register to receive all notifications posted to the default notification center NSNotificationCenter defaultCenter..

How to open call out MKAnnotationView programmatically? (iPhone, MapKit)

http://stackoverflow.com/questions/2193843/how-to-open-call-out-mkannotationview-programmatically-iphone-mapkit

work tried it . For the rest MKAnnotationView only has a setHighlighted same story and can ShowCallout method.. Any hints if this is possible at all iphone ios mapkit mkannotation callouts share improve this question In your mapViewController..

How to determine at run-time if app is for development, app store or ad hoc distribution?

http://stackoverflow.com/questions/3426467/how-to-determine-at-run-time-if-app-is-for-development-app-store-or-ad-hoc-dist

that don't exist in the other ones Is part of the bundle info Or can it be derived from the executable file Any hints are appreciated. It seems that the embedded.mobileprovision file is in ASN.1 format. iphone distribution signature asn.1..

Looking for a graph layout framework for iOS [closed]

http://stackoverflow.com/questions/3692840/looking-for-a-graph-layout-framework-for-ios

Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints?

http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints

and Lean PDF Viewer for iPhone iPad iOs tips and hints There has been many Questions recently about drawing PDF's. Yes you can render PDF's very easily with a UIWebView but this..

Getting displacement from accelerometer data with Core Motion

http://stackoverflow.com/questions/4449565/getting-displacement-from-accelerometer-data-with-core-motion

pretty hard time of research and a lot of frustration but if you get it it will be very very cool Maybe you find these hints useful First of all to make things easy just look at one axis e.g x but consider both left x and right x to have a representable..

setKeepAliveTimeout and BackgroundTasks

http://stackoverflow.com/questions/4777499/setkeepalivetimeout-and-backgroundtasks

It crash the same even if I use an async approach with timeout handler and didFinishLoading WithError. I'm stuck. Any hints are high appreciated. iphone objective c nsurlconnection nsthread objective c blocks share improve this question When..

Is calling -[NSRunLoop runUntilDate:] a good idea?

http://stackoverflow.com/questions/4923621/is-calling-nsrunloop-rununtildate-a-good-idea

call tree is completely re entrant. The Cocoa Touch UI code is not documented as re entrant in fact there are warnings hints from Apple DTS that it is not so if your fetch data handler can in any way be called by a UI method or other non reentrant..

Changing language on the fly, in running iOS, iphone app

http://stackoverflow.com/questions/5109245/changing-language-on-the-fly-in-running-ios-iphone-app

pointing in the right direction. Finally despite all the problem I could meet I would like to discuss about that. Any hints Thanks G EDIT infos from APPLE In general you should not change the iOS system language via use of the AppleLanguages..

Example or explanation of Core Data Migration with multiple passes?

http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes

off iphone objective c ios core data core data migration share improve this question I've figured out what Apple hints in their documentation . It's actually very easy but a long way to go before it's obvious. I'll illustrate the explanation..

Why should I prefer ASIHTTPRequest over NSURLConnection for downloading files from the web?

http://stackoverflow.com/questions/6143188/why-should-i-prefer-asihttprequest-over-nsurlconnection-for-downloading-files-fr

offline and showing the cached data no such mechanism in NSURLRequest If you search stackoverflow you will find many hints at a very strange memory leak that NSURLConnection NSURLRequest provoke this is not experienced with ASIHTTRequest ASIHTTRequest..

iPhone - in-App purchase consumable correct approach

http://stackoverflow.com/questions/6449312/iphone-in-app-purchase-consumable-correct-approach

doc uid DTS40007797 Intro DontLinkElementID_2 Here is some sample code where I store and retrieve the number of paid hints that a user has remaining Storing the consumable hint item count int hintsLeft 100 KeychainItemWrapper wrapper KeychainItemWrapper.. I store and retrieve the number of paid hints that a user has remaining Storing the consumable hint item count int hintsLeft 100 KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ Hints accessGroup nil NSString hintsString.. 100 KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ Hints accessGroup nil NSString hintsString NSString stringWithFormat @ i hintsLeft wrapper setObject hintsString forKey id kSecValueData wrapper release Retrieving..

What major ASIHTTPRequest features is AFNetworking missing?

http://stackoverflow.com/questions/7529258/what-major-asihttprequest-features-is-afnetworking-missing

rapidly improved so it may not yet be mature may not have a stable API yet Both seem to have caching though I've seen hints that because AFNetworking uses NSURLConnection it won't cache objects over 50K ASIHTTPRequest has very good support for..

Extracting rgb from UIColor [duplicate]

http://stackoverflow.com/questions/816828/extracting-rgb-from-uicolor

CGFloat toCol CGColorGetComponents UIColor greenColor CGColor The array is empty from looking at it with GDB. Any hints iphone core graphics uicolor cgcolor share improve this question The code sample you provided should work. Try this..

Learning OpenGLES 2.0 on iOS

http://stackoverflow.com/questions/8482327/learning-opengles-2-0-on-ios

ShaderX7 GPU Pro and GPU Pro 2 also have sections devoted to OpenGL ES 2.0 which provide some rendering and tuning hints that you won't find elsewhere. Those are more advanced and expensive books though. If you're just getting started with OpenGL..

Transforming a rectangle image into a quadrilateral using a CATransform3D

http://stackoverflow.com/questions/9470493/transforming-a-rectangle-image-into-a-quadrilateral-using-a-catransform3d

and a perspective matrix. I am wondering if this is possible using a CATransform3D 4x4 matrix. Do you have any hints on how to do that I've tried to take the four points and build 16 equations out of A' A x u but it did not work I'm not..