What is the standard Apple blue colour?
Here’s an extract from … // // UIColor.h // UIKit // // Copyright (c) 2005-2013, Apple Inc. All rights reserved.
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Author: Fattie
Firebase Firestore Swift, Timestamp but server time?
With Firestore, I add a timestamp field like this var ref: DocumentReference? = nil ref = Firestore.firestore() .collection("something") .addDocument(data: [
Continue readingUse DispatchSemaphore in this "starts busy" speculative processing scenario
Imagine a screen S. Users arrive at S, look at stuff. There’s a button B … | | | B|
Continue readingIn Swift, outwards pingpong sequence?
Say you have for i in 0 … 10 { print(i) } of course it will print 0,1,2,3,4,5,6,7,8,9,10 for i
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"Fold" a UIView in 3D along a line
If you have a UIView Imagine the view being full of text, animations, a cat photo, a gradient, or indeed
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Enormous bounty for any ideas! "Fold" a UIView in 3D along a line
If you have a UIView Imagine the view being full of text, animations, a cat photo, a gradient, or indeed
Continue readingRender a CGImage (rather than UIImage) directly?
I’m making a CGImage func otf() -> CGImage { which is a bezier mask on a gradient. So, // the
Continue readingDecodable for JSON with two structs under the same tag
I have this json: { “stuff”: [ { “type”:”car”, “object”:{ “a”:66, “b”:66, “c”:66 }}, { “type”:”house”, “object”:{ “d”:66, “e”:66, “f”:66
Continue readingModify a value during a CAAnimation
Say you have a simple animation let e : CABasicAnimation = CABasicAnimation(keyPath: “strokeEnd”) e.duration = 2.0 e.fromValue = 0 e.toValue
Continue readingUse CoreImage to get color counts / dominant (not average)?
It’s trivial to get the average color of an image, using CI, so filter = CIFilter( name: “CIAreaAverage”, parameters: [kCIInputImageKey:
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