Recent questions tagged IOS

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ios - Swift if statement - multiple conditions separated by commas?

Looking at a Swift example: if let sourceViewController = sender.sourceViewController as? MealViewController, meal = ... in the docs. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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311 views

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ios - How To Clear A UIWebView

I am very new to the whole programming business, and was wondering if there is any way to clear the contents ... last view. Many Thanks, Thomas See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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289 views

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ios - How can I fix "Freeform Size simulated metrics are not available prior to Xcode 4.2" warnings?

Since a couple of weeks, I've been using XCode 4.2 with projects created with previous XCode 3.x versions. When ... and "XCode 3.1-compatible". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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217 views

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ios - NSPredicate for Array of Dictionaries

I have an Array Item 0 -- Dictionary Sport -- String Mens -- Array Item 0 -- Dictionary Name -- String ... search the Name key Thanks in advance See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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282 views

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ios - Using the C API for ImageMagick (on iPhone?) to convert to monochrome?

I am using the code referenced in this post, but would like to switch to an ImageMagick C-API based solution, ... . Any sample code out there? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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221 views

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ios - asynchronous upload with NSURLSession will not work but synchronous NSURLConnection does

edit: I need to upload a file asynchronously from an iPhone to a Python server-side process. I'd like to do ... Thanks in advance for any help! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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330 views

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ios - How to get the build UUID in runtime and the image base address

Is there away to get the build UUID, the one that you can check in the dSYM generated file and the image ... level stuff, anyone can enlighten? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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200 views

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ios - Stroke Width with a SceneKit line primitive type

I am trying to replicate this cube image shape (with permission from the original creator) using scene kit. Thus far ... here is a sample proj. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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215 views

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ios - How to share my current location to UIActivityViewController?

I know i can add things like text, URL, images to UIActivityViewController , but how to add my ... " in UIActivityViewController ? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

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ios - How can you use AFNetworking or STHTTPRequest to make a request of a SOAP web service?

I am able to use an NSMutableURLRequest with an NSURLConnection to connect to a SOAP web service, as ... using AFNetworking or STHTTPRequest? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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507 views

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ios - How to mute/unmute audio when playing video using MPMoviePlayerController?

I've created my own custom controls for use with the MPMoviePlayerController. So far everything works except the ... help would be appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

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ios - AFNetworking and POST Request

I'm getting this response in error.userInfo while making a POST request from AFNetworking. Can anyone tell ... ; [operation waitUntilFinished]; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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453 views

1 answer

ios - Detect when a webview video becomes fullscreen on ios8

I have an app where users can open videos from UIWebview, including Youtube ones. In iOS7, I was able to get ... Any idea of what have changed? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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304 views

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ios - Add UITapGestureRecognizer to UITextView without blocking textView touches

How can I add a UITapGestureRecognizer to a UITextView but still have the touches getting through to the ... cursor positioning as is? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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464 views

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ios - Can Siri be invoked programmatically within my app using private APIs?

Instead of having the user to hold the home button, I would like to programmatically launch Siri within my application. ... do is to launch it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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262 views

1 answer

ios - How do I animate a UIButton between two PNG images?

I have two PNGs I want to use as a button. How can I animate a UIButton by switching rapidly between these two images? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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338 views

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ios - UIImagePickerController AllowsEditing not working

I am using UIImagePickerController to allow the user to take a picture. I want to allow him/her to edit ... screen from the photos application? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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234 views

1 answer

ios - Why my app is not shown in iCloud Drive Folder

iCloud Drive Folder doesn't show my app's folder. This is how I send a file to iCloud Drive: - (IBAction) ... like fine and there is no error? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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259 views

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ios - Can't find Pods.modulemap - looking in wrong directory

I'm trying to get CocoaPods working in a Swift project but this is my first time. My Podfile is source ... somebody had dealt with this before. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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162 views

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ios - CocoaPods and Swift 3.0

I just want to try Swift 3.0 in one of my projects. Xcode open the migration window to update my project ... already have a solution for that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

ios - iOS13 share sheet: how to set preview thumbnail when sharing UIImage

The new share sheet on iOS13 shows a preview/thumbnail of the item being shared on its top left corner. ... animated: true, completion: nil) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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235 views

1 answer

ios - Swift - How to animate Images?

I'm trying to animate images in particular time- duration. It is working fine in Objective C. However, it is ... code HERE for Objective c } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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739 views

1 answer

ios - Disable zoom in WKWebView?

Does anyone know a nice simple way to disable double-click and pinch zooming in a WKWebView? Nothing I've tried ... pile of crap, does nothing See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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423 views

1 answer

ios - Using Core Data with watchOS 2.0

I made an iOS/Apple Watch app with WatchKit 1.0 that uses a shared group container and a custom framework ... Any help/guidance is appreciated! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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175 views

1 answer

ios - Store NSArray In Core Data Sample Code?

I have been searching for some sample code on how to store an NSArray in Core Data for awhile now, but haven ... an NSArray. Thanks in advance! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

297 views

1 answer

ios - Passing Data from App delegate to View Controller

I need to Pass an string from App delegate to my Initial View Controller , Can somebody listed me the best way ... doesn't work out properly . See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

282 views

1 answer

ios - FacebookSDK and Bolts conflicting each other (duplicate symbols) on build

Not sure what is the problem.. 91 symbols found duplicated for armv7 Am on a Swift project targeting iOS ... .framework/Bolts(BFAppLinkTarget.o) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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194 views

1 answer

ios - tableView:numberOfRowsInSection:]: unrecognized selector sent to instance

I have a weird problem. I get this error: -[FourSquareCheckInViewController tableView:numberOfRowsInSection:]: unrecognized ... is hooked up: See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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