tomgibara

package com.tomgibara.android.util;

import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;

/**
 * A layout that arranges views into a grid of same-sized squares.

micho

First, install nginx for mac with "brew install nginx".

Then follow homebrew's instructions to know where the config file is.

1. To use https you will need a self-signed certificate: https://devcenter.heroku.com/articles/ssl-certificate-self
2. Copy it somewhere (use full path in the example below for server.* files)
3. sudo nginx -s reload
4. Access https://localhost/

Edit /usr/local/etc/nginx/nginx.conf:

jexchan

Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "your_email@youremail.com"

cjaoude

Use: for testing against email regex
ref: http://codefool.tumblr.com/post/15288874550/list-of-valid-and-invalid-email-addresses


List of Valid Email Addresses

email@example.com
firstname.lastname@example.com
email@subdomain.example.com
firstname+lastname@example.com

axldyb

extension UIImage {
    func cropsToSquare() -> UIImage {
        let refWidth = CGFloat(CGImageGetWidth(self.CGImage))
        let refHeight = CGFloat(CGImageGetHeight(self.CGImage))
        let cropSize = refWidth > refHeight ? refHeight : refWidth

        let x = (refWidth - cropSize) / 2.0
        let y = (refHeight - cropSize) / 2.0

        let cropRect = CGRectMake(x, y, cropSize, cropSize)

ivanbruel

extension String {

  func snakeCased() -> String? {
    let pattern = "([a-z0-9])([A-Z])"

    let regex = try? NSRegularExpression(pattern: pattern, options: [])
    let range = NSRange(location: 0, length: self.characters.count)
    return regex?.stringByReplacingMatches(in: self, options: [], range: range, withTemplate: "$1_$2").lowercased()
  }
}

SeanLintern

import UIKit
import AVKit
import AVFoundation
import AssetsLibrary

func synchronized(_ object: AnyObject, block: () -> Void) {
    objc_sync_enter(object)
    block()
    objc_sync_exit(object)
}

giginet

enum Foo: String, Codable {
    case a
    case b
    case c
}

extension RawRepresentable where RawValue == String, Self: Codable {
    init(from decoder: Decoder) throws {
        var container = try decoder.unkeyedContainer()
        let rawValue = try container.decode(String.self)

yusuke024

import UIKit

import AVFoundation

class ViewController: UIViewController {
    override func viewDidAppear(_ animated: Bool) {
        super.viewDidAppear(animated)

        switch AVCaptureDevice.authorizationStatus(for: .video) {
        case .notDetermined:

vinaywadhwa

for line in `adb devices | grep -v "List" |grep -v ":" | awk '{print $1}'`
do
  device=`echo $line | awk '{print $1}'`
  echo "Running commands for $device"
  echo "Restarting $device in TCP mode on port 5555..."
  adb -s "$device" tcpip 5555
  echo "Waiting for $device to switch to TCP mode..."
  sleep 7
  ip_addr=$(adb -s "$device" shell ip route | grep wlan| grep -o ' 192.*$' | awk '{print $1":5555"}')
  echo "Connecting to Device via WIFI on $ip_addr"