Recent questions tagged IOS

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ios - Where is the official documentation for CVOpenGLESTexture method types?

I tried google and stackoverflow but I cant seem to find the oficial documentation for functions that start with ... to explain these either. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - AFNetworking 2.0 queue request when device is offline with setReachabilityStatusChangeBlock does nothing

I've been trying to come up with a solution to queue HTTP requests using AFNetworking when the device is offline, ... Hope you can help me out See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Core Data: delete all objects of an entity type, ie clear a table

This has been asked before, but no solution described that is fast enough for my app needs. In the ... other parts of the database. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Symbolicate crash in iOS8 with Xcode 6 .1

I used to symbolicate the crash report in Xcode 5.1.1 directly as there was "Symbolicate & Re-symbolicate" in ... 6.1 have any such option? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to pause and resume UIView.animateWithDuration

I have an image, I animate it with this code, in viewDidAppear: UIView.animateWithDuration(10.5, delay:0.0, ... animation if I tap it again. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

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ios - How to implement a "rate us" feature in a phonegap app

I wish to add some sort of a "Write a Review" or "Rate Us" feature to my app so my customers can ... feature using html5-phone gap? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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498 views

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ios - Core Bluetooth - constant RSSI updates of in-range devices

I just started with the core bluetooth framework for iOS and I'm developing an app that needs to constantly scan ... I'd appreciate the help! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

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ios - TableView rounded corners and shadow

I have a tableview with three rows. I am trying to make the table rows have rounded corners and also ... tableView.layer.masksToBounds = true See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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260 views

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ios - How to show complete List when keyboard is showing up in SwiftUI

How is it possible to show the complete List when the keyboard is showing up? The keyboard is hiding the lower ... this? Thank you very much. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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359 views

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ios - How to Show UIPickerView when selecting UITextField

Here is a screenshot of what I did till now: So what I am trying to do is when you select "pick a name" ... show up, with the input @"Jack". See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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486 views

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ios - (null) libc++abi.dylib: terminate called throwing an exception

I use Xcode 4.5PR and iOS 6beta 2. I didn't change any codes, my application throw an exception mentioned in the ... problem? How can I fix it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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249 views

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ios - MFMessageComposeViewController iOS7 addAttachmentData:typeIdentifier:filename: not working

I want to attach an image to a MMS, on iOS7. I wrote following code: MFMessageComposeViewController *messageController = ... png"]; Thanks Greg. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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274 views

1 answer

ios - Understanding UILocalNotification timeZone

From the docs: The date specified in fireDate is interpreted according to the value of this property. If you ... was set to Pacific Time. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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191 views

1 answer

ios - Show datepicker on textfield tap

I'm very new to iOS so obviously I'm missing a few concepts when trying to follow this solution ... self.birthday.inputView = datePicker; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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564 views

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ios - UICollectionView Cell Spacing based on device screen size

I have implemented a UICollectionView, the cell size is w90 h90. When i run it on iPhone 6 i get the proper ... both fine for solution. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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317 views

1 answer

ios - How to position UITableViewCell at bottom of screen?

There are one to three UITableViewCells in a UITableViewView. Is there a way to always position the cell(s) at the bottom of ... -------------+ See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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562 views

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ios - How to change WKWebView or UIWebView default font

What font does UIWebView and WKWebView use by default? I would like to be able to change that. But I don't ... such property or some other way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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289 views

1 answer

ios - Cannot decode object of class

I am trying to send a "Class" to my Watchkit extension but I get this error. * Terminating app due to uncaught ... ), forKey: "age") } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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313 views

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ios - Reconnecting to disconnected peers

I'm using the iOS 7 Multipeer framework in my app but I'm experiencing a problem with devices disconnecting. If ... I re-connect the device? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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255 views

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ios - Transparent UINavigationBar in Swift

I am trying to make my UINavigationBar in UINavigationController transparent. I created a subclass of UINavigationController ... - it works. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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379 views

1 answer

ios - “File not found”, “linker command failed with exit code 1” in Xcode 4.5.1

Am developing an existing iOS application and I have to write unit test cases for this project. It is building and ... error and test the app? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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929 views

1 answer

ios - Adjust font size of text to fit in UIButton

I want to make sure the button text fits into a UIButton, while the UIButton has a fixed size. Of course I ... also has to be ios7 compliant See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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333 views

1 answer

ios - How do I get weekday and/or name of month from a NSDate variable?

Alright. The problem we're having is that we have NSStrings filled with dates in the format of yyyyMMdd and ... with the format yyyyMMdd ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

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ios - Unit Test fatalError in Swift

How to implement unit test for a fatalError code path in Swift? For example, I've the following swift code ... not any other assertion function. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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321 views

1 answer

ios - Draw a line with UIBezierPath

First time using BezierPaths, wondering how this function is actually supposed to be implemented. Currently ... UIGraphicsEndImageContext() } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

340 views

1 answer

ios - Xcode 9.2 Upload to App Store fails with description length and invalid toolchain errors

I've read through a bunch of forums including here: https://forums.developer.apple.com/thread/87862 and some ... including beta macOS builds." See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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173 views

1 answer

ios - Swift access control with target selectors

Have a look at this example code: class ViewController: UIViewController { override func viewDidLoad() { super. ... function public or internal. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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545 views

1 answer

ios - Can't set titleView in the center of navigation bar because back button

I'm using an image view to display an image in my nav bar. The problem is that I can't set it to the ... 't works with the common back button? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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