Recent questions tagged iOS

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ios - Refresh UIPageViewController - reorder pages and add new pages

I have a UIPageViewController which I am providing page data for using an implementation of UIPageControllerDelegate and ... : on UITableView. See Question&Answers more detail:os...

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

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300 views

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ios - How to implement UISearchController in UITableView - Swift

I am a newbie to Swift and I am trying to add search functionality to my UITableView which is in ... in UIViewController type class. See Question&Answers more detail:os...

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

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608 views

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ios - Show iPhone cut copy paste menu on UILabel

Can we enable the cut copy paste menu for a UILabel as it is for a UITextField? If not, and I need to ... not allow the content to be modified? See Question&Answers more detail:os...

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

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ios - After switching to Xcode 7, app size grew from 9 MB to 60 MB, is there a fix?

I've been going backwards in Git history to find the cause of a humongous file size change, but the only real reason I ... . It used to be 9 MB. See Question&Answers more detail:os...

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

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471 views

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ios - Core Bluetooth advertise and scan in the background

I have been trying to setup an app to make the device both scan for peripherals and advertise as a peripheral. ... How can I fix this? 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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498 views

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ios - Dismissing the keyboard in a UIScrollView

Alright, I have a couple of UITextFields and UITextViews inside a UIScrollView, and I'd like to set the keyboard ... in advance for your 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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ios - image compression by size - iPhone SDK

I would like to compress images (camera/photo library) and then send it to the server. I know I can compress ... library? Thanks 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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223 views

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ios - Get current iPhone device timezone date and time from UTC-5 timezone date and time iPhone app?

In my iPhone application i am very struggling to convert the webservice response time to current device time. The ... issue. 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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344 views

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ios - How to Dismiss a Storyboard Popover

I've created a popover from a UIBarButtonItem using Xcode Storyboards (so there's no code) like this: ... UIBarButtonItem for a second time? See Question&Answers more detail:os...

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

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285 views

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ios - What size should TabBar images be?

I have icons for a tabBar of size 100. I checked at Apple's Human Interface Guidelines of 2013 and it says ... is there in the image itself. See Question&Answers more detail:os...

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

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426 views

1 answer

ios - Convert UIImage to NSData and convert back to UIImage in Swift?

I'm trying to save a UIImage to NSData and then read the NSData back to a new UIImage in Swift. To convert ... NSData) back to a new UIImage? See Question&Answers more detail:os...

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

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478 views

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ios - Rotating an image with orientation specified in EXIF using Python without PIL including the thumbnail

I have the following scenario: I am sending an image from iPhone along with the EXIF information to my Pyhon socket ... Thanks for your 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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328 views

1 answer

ios - Iphone - when to calculate heightForRowAtIndexPath for a tableview when each cell height is dynamic?

I have seen this question asked many times but astoundingly, I have not seen a consistent answer, so I will give ... the correct way to do this? See Question&Answers more detail:os...

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

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336 views

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ios - Formatting Phone number in Swift

I'm formatting my textfiled text once the user start typing the phone number into this format type 0 (555) 444 66 ... }else{ return true } } See Question&Answers more detail:os...

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

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367 views

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ios - Simply mask a UIView with a rectangle

I want to know how to simply mask the visible area of a UIView of any kind. All the answers/tutorials ... .layer.mask = maskView.layer; 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 - Switching between Text fields on pressing return key in Swift

I'm designing an iOS app and I want that when the return key is pressed in my iPhone it directs me to ... UITextField to insert line-breaks. } See Question&Answers more detail:os...

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

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744 views

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ios - How to set the full width of separator in UITableView

I have a UITableView where the separators don't have the full width. It ends like 10 pixels before the left side. ... width. How can I fix this? See Question&Answers more detail:os...

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

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362 views

1 answer

ios - Build not visible in itunes connect

I want to test in app purchases therefore I uploaded build with xcode. I can see the build under "Prerelase" but ... "? It's been 30 minutes See Question&Answers more detail:os...

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

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564 views

1 answer

ios - Simulator slow-motion animations are now on?

A while ago I was experimenting, trying to see if i could get navigation items to animate and scroll between each ... to do to stop this ? See Question&Answers more detail:os...

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

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369 views

1 answer

ios - Make custom button on Tab Bar rounded

Here is what I am trying to do: Note: The screenshot is taken from an earlier version of iOS What ... width/2 cameraButton.clipsToBounds = true See Question&Answers more detail:os...

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

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458 views

1 answer

ios - Force landscape mode in one ViewController using Swift

I am trying to force only one view in my application on landscape mode, I am calling override func ... Any 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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429 views

1 answer

ios - add Shadow on UIView using swift 3

prior swift 3 i was adding shadow in my UIView like this : //toolbar is an UIToolbar (UIView) toolbar.layer. ... add shadow in swift 3 ? See Question&Answers more detail:os...

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

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263 views

1 answer

ios - Cut Out Shape with Animation

I want to do something similar to the following: How to mask an image in IOS sdk? I want to cover ... with a generic button background image. See Question&Answers more detail:os...

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

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431 views

1 answer

ios - Aligning UIToolBar items

I have three UIBarButtonItem created as below. They align left and I'd like to align center so ... .view addSubview:toolbar]; See Question&Answers more detail:os...

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

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270 views

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ios - linking objective-c categories in a static library

I am developing a plugin for an iOS application. I am compiling it into a .a file which is then used by the ... from that file or not? cheers See Question&Answers more detail:os...

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

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353 views

1 answer

ios - UIScrollView with centered UIImageView, like Photos app

I would like to have scroll view with an image content view. The image is actually map which is much bigger ... Nothing works for me so far. See Question&Answers more detail:os...

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

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488 views

1 answer

ios - Xcode 6 with Swift super slow typing and autocompletion

Is it just me or Xcode 6 (6.0.1) with Swift seems to be super slow when you type your code, ... now really unbearable. Thoughts / tips? See Question&Answers more detail:os...

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

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404 views

1 answer

ios - Trouble with AutoLayout on UITableViewCell

I'm having trouble with autolayout on an xcode 5 project. I am using a plain view controller inside with a ... How can I fix the layout? See Question&Answers more detail:os...

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

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