davidsteppenbeck

import Foundation

infix operator ???

extension Optional where Wrapped: Collection {
    
    /// Performs a nil-coalescing operation, returning the wrapped value of an `Optional` instance
    /// only if the wrapped value is not empty, otherwise returns a default value.
    ///
    /// - Parameters:

shaps80

Moved

This is now available in a dedicated package: ActivityView

Alternatively my SwiftUI Backports now includes a more complete implementation of ShareLink that's also more performant.

swiftui-lab

// Authoer: The SwiftUI Lab
// Full article: https://swiftui-lab.com/scrollview-pull-to-refresh/

import SwiftUI

struct RefreshableScrollView<Content: View>: View {
    @State private var previousScrollOffset: CGFloat = 0
    @State private var scrollOffset: CGFloat = 0
    @State private var frozen: Bool = false
    @State private var rotation: Angle = .degrees(0)

achansonjr

// hexdump.swift
//
// This file contains library functions for generating hex dumps.
//
// The functions intended for client use are
//
// - `printHexDumpForBytes(_:)`
// - `printHexDumpForStandardInput()`
// - `hexDumpStringForBytes(_:)`
// - `logHexDumpForBytes(_:)`

Raimondi

# comments example for .dat or .ledger files
@smallexample
; This is a single line comment,
# and this,
% and this,
| and this,
* and this.

# If you have a deeply nested tree of accounts, 
# it may be convenient to define an alias, for example:

zappycode

func jpegDataFrom(image:NSImage) -> Data {
        let cgImage = image.cgImage(forProposedRect: nil, context: nil, hints: nil)!
        let bitmapRep = NSBitmapImageRep(cgImage: cgImage)
        let jpegData = bitmapRep.representation(using: NSBitmapImageRep.FileType.jpeg, properties: [:])!
        return jpegData
    }

jeamland

import Foundation
import IOKit
import IOKit.hid
import Quartz

let ioman = IOHIDManagerCreate(kCFAllocatorDefault,
    IOOptionBits(kIOHIDOptionsTypeNone))
let runloop : CFRunLoop = CFRunLoopGetCurrent()
let devices = [
    kIOHIDVendorIDKey: 0x0b33,

hooman

// RationalNumber.swift
//
// A basic implementation of Rational numbers in Swift 3.0.
// (c) 2016 Hooman Mehr. Licensed under Apache License v2.0 with Runtime Library Exception



/// A data type to model rational numbers in Swift.
///
/// It always uses fully-reduced representation for simplicity and clarity of comparisons and uses LCM