Recent questions tagged IOS

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ios - Objective C - sample Singleton implementation

*I definitely need a break... cause was simple - array was not allocated... Thanks for help. Because of ... the same value as in getInstance. 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 - CoreData:Migrate data from bundled db

Our app is having a coredata store which is based on a single coredata model. There are read-only data as ... iterate through the existing db? 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 - TabBarController with SWRevealViewController

I have a "Sliding Side Menu" in my application working perfectly with SWRevealViewController. 1 Sidebar VC ... instead of TabViews. See Question&Answers more detail:os...

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

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790 views

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ios - App and Extension - Use Core data == error : sharedApplication()' is unavailable

I'm trying to read/write data in extra class file which is public. (StoreData.swift) My function : func ... I created App and Today Extension. See Question&Answers more detail:os...

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

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687 views

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ios - ScrollView adds space at the top of subview xcode 6 Swift

I'm trying to build a scene using story board. In that I've a scrollView, which has the following constraints. ... help me with this. 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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581 views

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ios - UIMenuController not showing up the menu

I am very new to iOS. I am trying to show a pop up menu,but some how I am unable to display menu. ... display popup menu. Thank you 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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ios - How to create an alert in a subview class in Swift?

I have a view controller which contains a sub-view. And inside the sub-view class, I may need to pop ... practice to implement such reference? See Question&Answers more detail:os...

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

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539 views

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ios - How to access to an annotation attribute inside method calloutAccessoryControlTapped

I am trying to open a detail viewController when a user taps on the callout from a map annotation. I have ... [[view annotation] title ]; 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 - iPhone SDK: Opening a cell with a dedicated button, not by cell tapping

I have a simple TableView containing several cells. Normally, I switch to selected cell details by tapping this ... cell of standard TableView? See Question&Answers more detail:os...

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

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618 views

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ios - How to display HTML-like table data on iPhone?

I have a set of data in a matrix which I would like to display in my iPhone app with all of the rows ... column & row headings and table cells? See Question&Answers more detail:os...

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

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641 views

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ios - GPUImageMovie Not Support Alpha Channel?

I create Video Effect by GPUImage like this self.overlayerView = [[GPUImageView alloc] init]; self.overlayerView. ... have black background ? See Question&Answers more detail:os...

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

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662 views

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ios - Time profiler doesn't show me functions

In tutorial, when someone debug app they see something like this: But when i start recording, by pressing red button: I see 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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572 views

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ios - Code Sign Error - Command /usr/bin/codesign failed with exit code 1

So I've spent the last week trying to solve the following error to no avail (even following the steps in my ... code 1 Please can anyone 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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677 views

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ios - Can I see the view hierarchy I have in my app while debugging in Xcode?

I am debugging my iOS app and since I have a view push/dismiss calls, I want to make sure I don't have ... to see this in the Xcode debugger? See Question&Answers more detail:os...

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

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928 views

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ios - How to generate the Thumbnail of video URL flv format?

How can i get the Thumbnail of URL my video url like below http://ServerDomain/streams/16476084045/ ... Please Help me.Thankyou. See Question&Answers more detail:os...

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

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768 views

1 answer

ios - Error when I'm using MailCore2 in Swift 2

I'm using the MailCore2 at Swift in my iOS application to send message to email in the background without ... current session's credentials.}) See Question&Answers more detail:os...

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

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600 views

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ios - QuincyKit/PLCrashReporter: provide description *before* the crash

I'm using QuincyKit, which runs on top of PLCrashReporter, to discover production crashes in my iOS app, and to ... the battery, I'm afraid. See Question&Answers more detail:os...

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

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795 views

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ios - CoreData limit related entities batch size

I ran into a really simple CoreData issue but it seems hard to solve. Writing a simple chat app where every ... this user. Thx for helping. See Question&Answers more detail:os...

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

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589 views

1 answer

ios - MPMoviePlayerController is playing YouTube video?

I found a method to play YouTube video on MPMoviePlayerController. For this simply need a right url. That url may ... to generate "right" url? See Question&Answers more detail:os...

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

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558 views

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ios - Prevent MPMoviePlayerController from Interrupting Device's Main Audio

I've added an introductory video to my application using MPMoviePlayerController. The video plays as expected. However, ... _player = player; } See Question&Answers more detail:os...

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

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610 views

1 answer

ios - Set bool property of all objects in the array

I've a model class called PhotoItem. In which I have a BOOL property isSelected @interface PhotoItem : NSObject /* ... a custom public method ? See Question&Answers more detail:os...

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

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690 views

1 answer

ios - How to fix 'firebase_auth/FirebaseAuthPlugin.h' file not found in Xcode?

I tried to run flutter project in Xcode through running runner.xcworkspace file. once it's run I get this ... . Error Page: Flutter Doctor: See Question&Answers more detail:os...

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

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561 views

1 answer

ios simulator - What is minimum hardware and software requirements for Iphone native apps development?

Can i develop and test iphone native applications on windows pc and testing in any iphone simulator? If no ... setup in minimum possible price. See Question&Answers more detail:os...

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

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588 views

1 answer

ios - Save the current status when quit, auto-reload when re-open the app

I'm creating a simple app to simply save a person's name and a number associated with this person. I've ... anything wrong with the codes above? See Question&Answers more detail:os...

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

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610 views

1 answer

ios - Swift: how to make a ScrollView work with PageControl?

Strctly following this tutorial, in section Paging with UIScrollView, I have just implemented a ScrollView to use as a ... ![0].row } } See Question&Answers more detail:os...

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

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634 views

1 answer

ios - Changing viewController on Button Click

I am new to iPhone programming. what I am trying is I have one screen with a button. And I ... Controller is the tableViewController Thanks Vik See Question&Answers more detail:os...

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

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679 views

1 answer

ios - SwiftUI How to push to next screen when tapping on Button

I can navigate to next screen by using NavigationButton (push) or present with PresentationButton (present) but i want to ... a way to 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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976 views

1 answer

ios - AVAudioSession manipulate sound output

I'm using AVSoundSession to configure sound, and AVAudioPlayer to play different sounds. I searched a lot and couldn ... help me with 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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