Jeffrey Bergier jeffreybergier
jeffreybergier
/ Boom2App
Created
January 26, 2021 00:10
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| // | |
| // | |
| // SwiftUI.List appears to iterate all the way including the endIndex | |
| // which causes a crash. LazyVStack and ForEach do not do have this issue | |
| // | |
| // Refer to other GIST where there is no backing storage for the custom collection | |
| // https://gist.github.com/jeffreybergier/0a366e173a871c1a8f3828824dbf7a54 | |
| // | |
| import SwiftUI |
jeffreybergier
/ BoomApp.swift
Last active
January 22, 2021 00:06
SwiftUI ObservableCollection Crash
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| // | |
| // | |
| // SwiftUI.List appears to iterate all the way including the endIndex | |
| // which causes a crash. LazyVStack and ForEach do not do have this issue | |
| // | |
| // | |
| import SwiftUI | |
| @main |
jeffreybergier
/ TransparentEmojiAttributedString.swift
Last active
August 1, 2017 21:37
Semi-transparent Emoji in NSAttributedString Workaround
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| import UIKit | |
| extension NSAttributedString { | |
| var image: UIImage { | |
| let options: NSStringDrawingOptions = [ .usesLineFragmentOrigin, .usesFontLeading, .usesDeviceMetrics ] | |
| let rect = boundingRect(with: self.size(), options: options, context: nil) | |
| return UIGraphicsImageRenderer(bounds: rect).image { _ in | |
| draw(at: .zero) | |
| } | |
| } |
jeffreybergier
/ TraverseClockwise.swift
Last active
April 7, 2017 01:52
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| enum Direction { | |
| case right, left, up, down | |
| } | |
| func traverseClockwise(_ input: [[String]]) -> [String] { | |
| // used to calculate how long the output needs to be | |
| let countY = input.count | |
| let countX = input.first?.count ?? 0 |
jeffreybergier
/ SteelReserve.js
Created
January 4, 2017 22:34
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| "use strict"; | |
| // | |
| // | |
| // // This file should be multiple files | |
| // // But because multiple JS files take multiple round trips | |
| // // Putting it in one for now | |
| // | |
| // |
jeffreybergier
/ GenericDelegateProtocol.swift
Created
October 27, 2016 16:56
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| // I've tried several combos | |
| // I'll list each one and the error it gives | |
| // #1 Playground execution failed: error: Untitled Page 2.xcplaygroundpage:4:24: error: cannot specialize non-generic type 'MyWeirdDictionaryDelegate' | |
| protocol MyWeirdDictionaryDelegate: class { | |
| associatedtype K | |
| func willSet(value: K, forKey key: String) -> K? | |
| func willReturn(value: K?, forKey: String) -> K? | |
| } | |
| class MyWeirdDictionary<T> { |
jeffreybergier
/ Remindable.swift
Created
May 7, 2016 19:42
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| // | |
| // Remindable.swift | |
| // WaterMe | |
| // | |
| // Created by Jeffrey Bergier on 5/7/16. | |
| // | |
| // Copyright (c) 2015 Jeffrey Bergier | |
| // | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy | |
| // of this software and associated documentation files (the "Software"), to deal |
jeffreybergier
/ JSBPurchaseManager.swift
Created
December 13, 2015 21:22
A simple Completion Handler based Purchase Manager class for StoreKit written in Swift
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| // | |
| // PurchaseManager.swift | |
| // GratuitousSwift | |
| // | |
| // Created by Jeffrey Bergier on 9/30/15. | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy | |
| // of this software and associated documentation files (the "Software"), to deal | |
| // in the Software without restriction, including without limitation the rights | |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| // copies of the Software, and to permit persons to whom the Software is |