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Recent questions tagged objective
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objective c - Detect when an iphone has been bumped
I want to be able to detect if an iphone has been bumped into something...would it be best to listen ... if an instantaneous motion is detected? See Question&Answers more detail:os...
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Oct 17, 2021
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0
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397
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answer
objective c - how to send MMS from iPhone app
In my new iOS Project I'd like the end user to be able to MMS text and/or images(from TextField) in a ... to do this, any help much appreciated See Question&Answers more detail:os...
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Oct 17, 2021
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344
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objective c - What is the difference between @class and #import
When I compile with the following code there are no errors: @class RootViewController; //#import " ... compiled without errors! See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
points)
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0
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392
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answer
objective c - Detecting UIWebView finish to play youtube video on iPad
I'm using UIWebView to play YouTube videos in an iPad. How can I detect when a YouTube video is finished ... change unexpectedly" (08/05/2012) See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
points)
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0
votes
311
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1
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objective c - How do I get the data from UIImagePickerControllerReferenceURL?
I am using ELCImagePickerController in my app and I don't want to save the selected fullScreenImage to my array ... anyone answer this please? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
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0
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695
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answer
objective c - Simulate touch on iphone
Im trying to simulate a touch on as UIWebView, how can I programmatically fire a touch event at a certain location ... it may not be a uiwebview See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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objective
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495
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objective c - How to get the on-screen location of an NSStatusItem
I have a question about the NSStatusItem for cocoa in mac osx. If you look at the mac app called snippets ( ... could not get higher then 20px See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
points)
objective
0
votes
433
views
1
answer
objective c - Get advertisement data for BLE in iOS
I'm creating an app that gets the UUID of all BLE devices within range. I've gotten it working fine in Android, ... not, how can I get it? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
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objective
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votes
556
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1
answer
objective c - Performing a double click using CGEventCreateMouseEvent()
I'm using the following code to simulate a click of the mouse: void PostMouseEvent(CGMouseButton button, CGEventType ... a double click? thanks! See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
points)
objective
0
votes
371
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1
answer
objective c - Watching variables in Xcode
I'm trying to watch a variable with Xcode. I'm following the instructions in here by pausing at a breakpoint, ... using Xcode version 3.1.3. See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
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objective
0
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354
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1
answer
objective c - Issue with Auto Layout on iOS 8 (code works perfectly on iOS 7)
I have an app that was built using auto-layout and everything still works as expected when I run it on my iOS ... shrink my image. Thanks a ton! See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
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objective
0
votes
334
views
1
answer
objective c difference between functions and methods
Is there any dramatic difference between functions and methods in Objective -C? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
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objective
0
votes
389
views
1
answer
objective c - How to check if device can make a phone call (iOS 8)?
On iOS <8 you could use function - (BOOL)canOpenURL:(NSURL *)url. On iOS 8 this function returns YES, ... better way to detect that capability? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
380
views
1
answer
objective c - Inject a local javascript into UIWebView
Is there a way to inject a local JS file or a JS file that's store on my server into any web page loaded ... file (local or on my webserver)? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
382
views
1
answer
objective c - How to create contacts in address book in iPhone SDK?
How to create contacts in address book in iPhone SDK? See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
340
views
1
answer
objective c - Core-Data willSave: method
I have an attribute modificationDate in my Entity A. I want to set its value whenever NSManagedObject is ... the value of modificationDate? See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
367
views
1
answer
objective c - ios Sprite Kit screengrab?
I am trying to get a screen grab of a view that has a SKScene in it. The technique I am using is: ... using UIGraphics context with Sprite Kit? See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
356
views
1
answer
objective c - Tab Bar covers TableView cells in iOS7
I have a custom tableViewController that I'm adding to a TabBarController with self.tabBarController.viewControllers = [ ... 'magic numbers'? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
447
views
1
answer
objective c - A Lot of Functions are deprecated - iOs 6
I have a few functions that are deprecated since iOs 6. Maybe this'll be helpful for others who also just ... in my project. Thanks in Advance See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
311
views
1
answer
objective c - Converting between C enum and XML
What's the cleanest way to store an enum in XML and read it back out again? Say I've got: enum ETObjectType { ... stuff, if it's the only way. See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
284
views
1
answer
objective c - Is it ever Ok to have a 'strong' reference for a delegate?
I have a class that retrieves JSON from a URL and returns the data via the protocol/delegate pattern. ... receives the protocol methods)? See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
567
views
1
answer
objective c - Drawing a line between two points using SceneKit
I have two points (let's call them pointA and pointB) of type SCNVector3. I want to draw a line between ... to draw multiple joined up lines. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
objective
0
votes
383
views
1
answer
objective c - Rendering PDF in UIWebView iOS 8, causes a black border around PDF
In iOS 8, when rendering a .PDF into a UIWebview there is a black border and background around the PDF displayed (not ... -8" baseURL:nil]; } } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
objective
0
votes
438
views
1
answer
objective c - UIPanGestureRecognizer on MKMapView?
I would like to add some logic when user moves with map view i. e. he does a pan touch. But when I add the ... iOS 4.2.1 Thanks for any advice. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
objective
0
votes
440
views
1
answer
objective c - Right aligned UITextField spacebar does not advance cursor in iOS 7
In my iPad app, I noticed different behavior between iOS 6 and iOS 7 with UITextFields. I create the ... right aligned, if possible. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
objective
0
votes
389
views
1
answer
objective c - iPhone App: implementation of Drag and drop images in UIView
In my iPhone App I want to implemented functionality as shown below user can pick a shape(an image) from one ... view How can I achieve this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
388
views
1
answer
objective c - Pass data back to the previous controller
I have two controllers in the storyboard, embedded in a NavigationController, and there is a segue to switch between ... it? Thanks in advance! See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
436
views
1
answer
objective c - How to get UIViewController of a UIView's superview in iOS?
I have a UIViewController in which I have a UITextView added from interface builder. Now I want to push a view ... I click on URL/Phone Number. See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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深蓝
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71.8m
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