gonzalezreal

/// A type that has an "empty" representation.
public protocol EmptyRepresentable {
  static func empty() -> Self
}

extension Array: EmptyRepresentable {
  public static func empty() -> Array<Element> {
    return Array()
  }
}

SpacyRicochet

import UIKit
import PlaygroundSupport

public extension UIColor {
    public func hsba() -> (hue: CGFloat, saturation: CGFloat, brightness: CGFloat, alpha: CGFloat)? {
        var hue: CGFloat = .nan, saturation: CGFloat = .nan, brightness: CGFloat = .nan, alpha: CGFloat = .nan
        guard self.getHue(&hue, saturation: &saturation, brightness: &brightness, alpha: &alpha) else {
            return nil
        }
        return (hue: hue, saturation: saturation, brightness: brightness, alpha: alpha)

garybernhardt

This document has moved!

It's now here, in The Programmer's Compendium. The content is the same as before, but being part of the compendium means that it's actively maintained.

mokagio

#!/bin/bash

#
# Updates all plug-ins to be compatible with the latest Xcode and Xcode-beta
#

plugins_location="~/Library/Application\ Support/Developer/Shared/Xcode/Plug-ins"

# Get Xcode's version
current_xcode_version="$(defaults read /Applications/Xcode.app/Contents/Info DVTPlugInCompatibilityUUID)"

ropiku

https://github.com/ReactiveCocoa/ReactiveCocoa

https://github.com/Alamofire/Alamofire

https://github.com/antitypical/Result

https://github.com/square/Aardvark

https://github.com/optonaut/ActiveLabel.swift

MugunthKumar

func measure(prefix: String = "Time Taken", closure:()->()) {
  let a = CFAbsoluteTimeGetCurrent()
  closure()
  let b = CFAbsoluteTimeGetCurrent()
  let m = ((b-a) * 1000.0)
  print("\(prefix): \(m) ms")
}

akras14

Git Cheat Sheet

Commands

Getting Started

git init

or

htpcBeginner

<!-- General Settings -->
<advancedsettings>
<loglevel hide="true">-1</loglevel> <!-- Comment: Disables logging -->
<playcountminimumpercent>95</playcountminimumpercent>
<skiploopfilter>0</skiploopfilter> <!-- Comment: For RPi or similar use 16 or higher (low CPU usage) -->
<nodvdrom>true</nodvdrom>

<!-- MySQL Library -->
<videodatabase>
	<type>mysql</type>

gruber

The regex patterns in this gist are intended only to match web URLs -- http,
https, and naked domains like "example.com". For a pattern that attempts to
match all URLs, regardless of protocol, see: https://gist.github.com/gruber/249502


# Single-line version:

(?i)\b((?:https?:(?:/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?:com|net|org|edu|gov|mil|aero|asia|biz|cat|coop|info|int|jobs|mobi|museum|name|post|pro|tel|travel|xxx|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|s

barryvdh

<?php

use Illuminate\Support\Contracts\ArrayableInterface;
use Illuminate\Support\Contracts\JsonableInterface;
class Excel implements ArrayableInterface, JsonableInterface{

    protected $objPHPExcel;
    public function __construct($file){
        if($file instanceof \SplFileInfo){
            $filename = $file->getRealPath();