TestFlight Unavailable message but latest version is already installed?

Have noticed a weird forced upgrade issue with TestFlight. Opening the app and it shows the Welcome to TestFlight in...

IOS camera returns black screen after leaving pwa?

I'm using html file input to open camera and take photos for my PWA. <input type="file" accept="image/*" capture...

How can I check is there any consecutive characters with a regex in Swift 4.0??

Can anyone give me a Swift regex to identify consecutive characters in a string? My regex is .*(.)\\1$ and this is n...

Circular UIView with a gradually fading out border?

I have managed to make a circle with a radial gradient colour like so: @interface CircleView : UIView @end @impl...

How to add done button on keyboard on top of keyboard in IOS??

I want to add the Done button on the top of keyboard on right side in iOS for a textView.Please tell me how can i do...

How to depict a radar chart in iOS??

I'm currently developing my iOS app and want to depict a graph whose shape is a circle like pie chart, but its radiu...

How to draw an open ended triangle with a specific angle in an UIView??

I'm stumped here and need some assistance with this. For testing purposes I have a UIView that I draw into via drawR...

Prevent player from falling through the ground - Sprite Kit?

I've been trying to work on a simple Sprite Kit game that involves dodging red balls. I'm using the built-in gravity...

iOS: transforming a view into cylindrical shape?

With Quartz 2D we can transform our views on the x, yand z axis. In some cases we could even make them look 3D by c...

How to create a dotted line with symmetrical corners?

I'm creating a dotted line from a UIBezierPath which looks like this: This is the code I use to construct and dra...

Swift 3 - How do I display borders on my camera view??

I am using Swift 3, Xcode 8.2. I am trying to figure out how to display these borders on a camera feed as below: ...

iOS 11 safe area layout guide backwards compatibility?

Is enabling Safe Area Layout Guides compatible to iOS below 11? ...

iOS - Safe Area Layout not work on iOS 9 and iOS 10?

Here is the constraints: It works fine on iOS11, but doesn't work on iOS9 and iOS 10. You can download the examp...

What is the right way of creating circle animation??

I just saw this image and it's interesting to me, how to create such type of animation in Swift: So, I have many ...