Recent questions tagged ios

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ios - Swift Calculate MD5 Checksum for Large Files

I'm working on creating the MD5 Checksum for large video files. I'm currently using the code: extension ... memory footprint will be minimal? 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 - Are there any analogues of [NSString stringWithFormat:] for NSAttributedString

Usually I build app interface in interface builder. Sometimes design requires to use attributed strings (fonts, colors and etc.) ... 1 + 1 = 2". 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 - Using Apple's reachability class in Swift

I am rewriting my existing Objective-C code (iOS) to Swift and now am facing some issues with the ... ReachableViaWWAN: 3G or 4G connection 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 - Playing video inline in Ionic/Phonegap (webkit-playsinline not working)

I'm using the HTML5 video tag to get a video playing in my ionic app. Here's my code: <video autoplay loop ... ionic/phonegap app? If so how? 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 - Swift Images change to wrong images while scrolling after async image loading to a UITableViewCell

I'm trying to async load pictures inside my FriendsTableView (UITableView) cell. The images load fine but when ... "]) return cell } 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 - AFNetworking - do not cache response

I'm using this code to pull a simple JSON feed from a server: AFHTTPRequestOperationManager *manager = [ ... to turn off caching? 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 - Xcode 6.3.2 can't run on OSX 10.11 El Capitan Developer Preview 3

I'm just updated my Mac to OS X 10.11 El Capitan DP 2, and I disappointed that it does not support ... s impossible to submitting at this 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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ios - What's currently the "correct" way to set a UIView's corner radius?

Setting a UIView's corner radius can be done the following ways: Set the layer's cornerRadius property: ... it negatively impact performance) See Question&Answers more detail:os...

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

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599 views

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ios - Push / Pop View Controller With Navigation Bar from View Controller Without Navigation Bar

I'm trying to push a view controller with a visible navigation bar from a view controller with a hidden ... pop swipe gesture also 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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ios - Use storyboards in a project which has .xib files- iPhone

I want to use generally the old .xib files in my iPhone application. But when it comes to ... and its DetailedViewController only? 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

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ios - App Crashes after executing background fetch completionHandler

I have updated our app for iOS 7 and added the background fetch functionality. However, i'm noticing ... + 9 81 CoreFoundation 0x2f376e85 __CFRunLoopRun + 1309 82 CoreFoundation...

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

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ios - UITableViewCell height resize when image is downloaded

I'm using UIImageView+AFNetworking category for async image loading. Everything works fine, but I've tried a couple of ... Check it out on 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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194 views

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ios - How to use the default iOS7 UIAnimation curve

iOS7 animations don't behave the same way as in iOS6. They appear to use a different bezier curve. Where ... when the keyboard opens/closes. 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 - Storyboard navigation controller and tab bar controller

I am trying to get the following setup in Storyboard. Where I have a table view in the beginning, and when I ... Perhaps it can come in handy. See Question&Answers more detail:os...

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

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181 views

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ios - Get angle from 2 positions

I have 2 objects and when I move one, I want to get the angle from the other. For example: Object1X = ... I want something like 45 degrees etc. See Question&Answers more detail:os...

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

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445 views

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ios - Firebase CocoaPods Installation Not Working

I'm trying to install Firebase via CocoaPods for my Objective-C iOS Application. My Podfile is as follows: ... Any help would be appreciated! See Question&Answers more detail:os...

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

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354 views

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ios - Calling function from another ViewController in swift

I have already looked in Stackoverflow but I can't get an answer. I want to create function that stop playing ... , subcode=0x0)" } } See Question&Answers more detail:os...

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

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544 views

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ios - Swift - pushViewController from appDelegate, rootViewController.navigationController is nil

Having a problem following a few guides, specifically http://blog.originate.com/blog/2014/04/22/deeplinking ... have a navigationController yet? See Question&Answers more detail:os...

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

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187 views

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ios - iPad iOS7 - UIImagePickerController in UIPopoverController has wrong preview image

I am using an UIImagePickerController within an UIPopoverController which is working perfectly with iOS6. With iOS 7 the " ... so far in iOS7. See Question&Answers more detail:os...

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

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337 views

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ios - How to check if Haptic Engine (UIFeedbackGenerator) is supported

I am wondering how we could check if the new iOS 10 API UIFeebackGenerator is available on the current device. ... Radar for this one. 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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503 views

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ios - Malloc error "can't allocate region" failed with error code 12. Any idea how to resolve this?

i am getting this error and dont know what to do with that: AppName(3786,0xa0810540) malloc: ** ... :fetchREntityCard error: &error]; 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 - UIView/CALayer: Transform triggers layoutSubviews in superview

When changing some of the properties for UIView it triggers layoutSubviews in the superview. I can not find ... using UIDynamics or similar. See Question&Answers more detail:os...

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

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352 views

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ios - Disable Autolayout Localization Behavior (RTL - Right To Left Behavior )

My application is localized in both English and Arabic. Unfortunately, sometimes the autolayout behavior for localization is ... way to do that? See Question&Answers more detail:os...

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

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306 views

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ios - How to prevent initial white flash when showing a UIWebView?

I use a UIWebView to show an "About" screen by displaying a bundled HTML file. My app's view ... content in viewDidLoad or viewWillAppear. See Question&Answers more detail:os...

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

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387 views

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ios - Xcode 6.4/7 crashing after El Capitan beta

I updated my computer to the latest beta that was released to developers last night and the same project that was ... t have nice things, Apple. See Question&Answers more detail:os...

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

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297 views

1 answer

ios - How to get the result value of Alamofire.request().responseJSON in swift 2?

I have a question about the new version of Alamofire for Swift 2 Alamofire.request(.POST, urlString, parameters: ... I cast the Result variable? See Question&Answers more detail:os...

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

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324 views

1 answer

ios - move xcode project causes red text (missing files from project)

When I move iphone project directory to a new path. There are some red texts indicate the missing files from the ... codes. How to avoid these? See Question&Answers more detail:os...

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

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748 views

1 answer

ios - Change size of UIBarButtonItem (image) in Swift 3

I am trying to change the size of some icons in my navBar, but I am a little confused as to how to ... = [refreshButton] } any 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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