kafran

import CloudKit
import Foundation
import Locksmith

/**
 API Key used by this app is fetched from CloudKit. This class manages fetching and saving it into Keychain
 */
class ApiKey {
    private static let RECORD_NAME = <# RECORD_NAME_IN_CLOUDKIT #>
    private static let KEY = <# KEY_NAME_IN_CLOUDKIT #>

kafran

import SwiftUI

// pre-create one instance of MeasurementFormatter for our format needs
// re-use as needed
extension MeasurementFormatter {
    static private let formatter: MeasurementFormatter = {
        let formatter = MeasurementFormatter()
        let numberFormatter = NumberFormatter()
        numberFormatter.numberStyle = .decimal
        numberFormatter.minimumFractionDigits = 2

kafran

public func CVPixelBufferGetPixelFormatName(pixelBuffer: CVPixelBuffer) -> String {
    let p = CVPixelBufferGetPixelFormatType(pixelBuffer)
    switch p {
    case kCVPixelFormatType_1Monochrome:                   return "kCVPixelFormatType_1Monochrome"
    case kCVPixelFormatType_2Indexed:                      return "kCVPixelFormatType_2Indexed"
    case kCVPixelFormatType_4Indexed:                      return "kCVPixelFormatType_4Indexed"
    case kCVPixelFormatType_8Indexed:                      return "kCVPixelFormatType_8Indexed"
    case kCVPixelFormatType_1IndexedGray_WhiteIsZero:      return "kCVPixelFormatType_1IndexedGray_WhiteIsZero"
    case kCVPixelFormatType_2IndexedGray_WhiteIsZero:      return "kCVPixelFormatType_2IndexedGray_WhiteIsZero"
    case kCVPixelFormatType_4IndexedGray_WhiteIsZero:      return "kCVPixelFormatType_4IndexedGray_WhiteIsZero"

kafran

import Foundation
import CoreData

extension MyCoredataObject {

    @nonobjc public class func createFetchRequest() -> NSFetchRequest<MyCoredataObject> {
        return NSFetchRequest<MyCoredataObject>(entityName: "MyCoredataObject")
    }

	@NSManaged public var sortId: Int64

kafran

Client-side SSL

For excessively paranoid client authentication.

---

Updated Apr 5 2019:

because this is a gist from 2011 that people stumble into and maybe you should AES instead of 3DES in the year of our lord 2019.

some other notes:

kafran

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

kafran

#!/bin/bash

cd /tmp && \
/usr/lib/apt/apt-helper download-file http://debian.sur5r.net/i3/pool/main/s/sur5r-keyring/sur5r-keyring_2017.01.02_all.deb keyring.deb SHA256:4c3c6685b1181d83efe3a479c5ae38a2a44e23add55e16a328b8c8560bf05e5f && \
sudo dpkg -i ./keyring.deb && \
echo "deb http://debian.sur5r.net/i3/ $(grep '^DISTRIB_CODENAME=' /etc/lsb-release | cut -f2 -d=) universe" | sudo tee /etc/apt/sources.list.d/sur5r-i3.list && \
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys BBEBDCB318AD50EC6865090613B00F1FD2C19886 0DF731E45CE24F27EEEB1450EFDC8610341D9410 && \
echo deb http://repository.spotify.com stable non-free | sudo tee /etc/apt/sources.list.d/spotify.list && \
sudo apt-get update && \

kafran