Recent questions tagged IOS

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ios - Add spacing constraint to superview in Xcode 5

I am building an iOS app in Xcode 5, and I'm having trouble adding layout constraints. In Xcode 4. ... resizing again, and updating constraints. See Question&Answers more detail:os...

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

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523 views

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ios - Swift - check if a timestamp is yesterday, today, tomorrow, or X days ago

I'm trying to work out how to decide if a given timestamp occurs today, or +1 / -1 days. Essentially, ... or something similar would be best? 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 - RealmSwift: Convert Results to Swift Array

What I want to implement: class func getSomeObject() -> [SomeObject]? { let objects = Realm().objects( ... [SomeObject] instead if Results? 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 - Dropdown list in swift

I am working on an iPhone app that has a filter list (dropdown list) under the navigation bar that appears when I click ... me how can I do 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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ios - How to auto-increment Bundle Version in Xcode 4?

I am trying to figure out how to have the Bundle version number increment automatically in my Xcode ... .$buildNumber" $buildPlist fi 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

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ios - How to enable/disable push notification from the app?

In my app I want to enable/disable push notification from the settings page of my app itself.Can any one ... notification center from 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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ios - How do you create a wiggle animation similar to iphone deletion animation

We are currently developing an application that contains a series of icons. We want the icons to wiggle like ... code this animation sequence? See Question&Answers more detail:os...

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

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266 views

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ios - Setting the default tab when using storyboards

Can anyone please tell me how to set the default tab when using storyboards in iOS. I can't seem to figure out how to accomplish this. Thank you See Question&Answers more detail:os...

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

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937 views

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ios - Swift - How to dismiss all of view controllers to go back to root

I want a my app can go to a first view controller when every time users want it. So I want to create a ... certainly. Is there an easy 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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ios - SwiftUI View - viewDidLoad()?

Trying to load an image after the view loads, the model object driving the view (see MovieDetail below) has a ... } } } Thanks in advance. See Question&Answers more detail:os...

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

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399 views

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ios - Xcode 4.1 fatal error: stdlib modified since the precompiled header was built

Building an iPhone app, using: Xcode 4.1 Base SDK iOS 4.3 Apple LLVM Compiler 2.1 I have started getting the ... no luck. What's causing this? 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 - String search in string array in objective c

I want to search a specific string in the array of strings in objective c. Can somebody help me in this regard? See Question&Answers more detail:os...

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

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261 views

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ios - How can I change constraints priority in run time

I have a view which has dynamic height and I am trying to change this view height priority in run time. Here is ... What is my mistake in here? See Question&Answers more detail:os...

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

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251 views

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ios - "Width equals height" constraint in Interface Builder

I can't find a way to create a 'square' constraint, meaning 'width equals height' in Interface Builder. I guess it's ... , yet I can't find 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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236 views

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ios - Building an archive for Xcode 4.6 release with phonegap v 2.9 fails

This appears to be a recurring phenomena. I saw a number of prior questions, where the solution was to delete ... Other Linker Flags setting? See Question&Answers more detail:os...

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

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206 views

1 answer

ios - How to open Google Maps to show route using Swift

I read around the Internet but couldn't find a legit answer. I need to open Google Maps when the user clicks ... be the user's current location. See Question&Answers more detail:os...

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

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475 views

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ios - Change UIButton BorderColor in Storyboard

I Set CornerRadius and BorderWidth for UIbutton in User Defined Runtime Attributes. Without adding layer.borderColor it ... not show border). See Question&Answers more detail:os...

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

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624 views

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ios - How to remove all navigationbar back button title

When I push a UIViewController, it has some title in back button at new UIViewController, if the title has a ... Any better way to achieve this？ See Question&Answers more detail:os...

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

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386 views

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ios - Adding a simple UIAlertView

What is some starter code I could use to make a simple UIAlertView with one "OK" button on 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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293 views

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ios - Create thumbnail from a video url in IPhone SDK

I am trying to acquire a thumbnail from a video url. The video is a stream (HLS) with the m3u8 format. I've already ... ? If so how'd you do 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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235 views

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ios - Xcode 8 very slow Swift compiling

Ever since Swift 3 and Xcode 8 my project compiles quite slowly. Every time I add so much as an empty line ... very much for a proper solution. See Question&Answers more detail:os...

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

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365 views

1 answer

ios - In app purchases restore Button

I have implemented in app purchases into my app update for the first time, only too wait 3 weeks and have it ... this time. Thanks in advance! See Question&Answers more detail:os...

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

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239 views

1 answer

ios - How to show HTML text from API on the iPhone?

The best example to explain my situation is to use a blog post. Let's say I have a UITableView loaded with title' ... " notes, if there are any. See Question&Answers more detail:os...

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

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473 views

1 answer

ios - UIWebView delegate method shouldStartLoadWithRequest: equivalent in WKWebView?

I have a module inside my iOS 7+ app which is a UIWebView. The html page loads a javascript that ... handling those requests with WKWebView? 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 - UIButton bottom shadow

I have a UIButton which is very similar to the standard iOS keyboard alphabet button. I am not sure how to ... same effect. Thanks in advance. 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

1 answer

ios - How to disable the highlight control state of a UIButton?

I've got a UIButton that, when selected, shouldn't change state when being touched. The default behaviour is ... making me angry. Suggestions? See Question&Answers more detail:os...

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

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555 views

1 answer

ios - LLDB equivalent to GDB's "info malloc-history <address>" command?

I am trying to resolve a "message sent to deallocated instance " error in iOS. See Question&Answers more detail:os...

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

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339 views

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ios - Alternatives to type casting when formatting NS(U)Integer on 32 and 64 bit architectures?

With the 64 bit version of iOS we can't use %d and %u anymore to format NSInteger and NSUInteger. Because ... an alternative to type casting. See Question&Answers more detail:os...

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

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