aratkevich

po [[UIApp keyWindow] recursiveDescription]

expr (void)[0x14b98920 setFrame:CGRectMake(70,40,150,25)]

po (void)[0x7852560 setClipsToBounds:NO]
po (void)[0x7852560 setFrame:(CGRect) { 13, 248, 295, 184 + 20 }]
po [0x7852560 setFrame:(CGRect) { 13, 248, 295, 184 + 37 }]
po (CGRect)[0x7852560 frame]

po (int)[ids count]

aratkevich

import UIKit
import PlaygroundSupport

PlaygroundPage.current.needsIndefiniteExecution = true

var view = UIView(frame: CGRect(x: 0, y: 0, width: 200, height: 00))
var image = UIImageView(frame: CGRect(x: 0, y: 0, width: 200, height: 200))
image.backgroundColor = #colorLiteral(red: 0.9529411793, green: 0.6862745285, blue: 0.1333333403, alpha: 1)
image.contentMode = .scaleAspectFill
view.addSubview(image)

aratkevich

protocol ServiceLocating {
   func getService<T>() -> T?
}
final class ServiceLocator: ServiceLocating {
    private lazy var services: Dictionary<String, Any> = [:]
    private func typeName(some: Any) -> String {
        return (some is Any.Type) ? 
            "\(some)" : "\(some.dynamicType)"
    }

aratkevich

static var shared: SomeManager {
  guard let instance = SomeManager._shared else {
      SomeManager._shared = SomeManager()
      return SomeManager._shared!
  }
  return instance
}

aratkevich

// Option 1
protocol Identity {
  associatedtype Identifier
  var id: Identifier {get set}
}

struct Person: Identity {
  typealias Identifier = String

  var id: Identifier

aratkevich

import Foundation

class SingletonC : NSObject {
    
    class var sharedInstance : SingletonC {
        struct Static {
            static var onceToken : dispatch_once_t = 0
            static var instance : SingletonC? = nil
        }
        dispatch_once(&Static.onceToken) {

aratkevich

NSString *ssid = nil;
NSArray *ifs = (id)CFBridgingRelease(CNCopySupportedInterfaces());
for (NSString *ifnam in ifs) {
    NSDictionary *info = (id)CFBridgingRelease(CNCopyCurrentNetworkInfo((__bridge CFStringRef)ifnam));
    if (info[@"SSID"]) {
        ssid = [info[@"SSID"] copy]
    }
}

aratkevich

class Node<T> {
  var value: T
  weak var parent: Node?
  var children: [Node] = []
 
  init(value: T) {
    self.value = value
  }
 
  func add(child: Node) {

aratkevich

rm /Users/$(whoami)/Library/Developer/CoreSimulator/Devices/*/data/Containers/Data/Application/*/Library/Application\ Support/GiftLister.sqlite

aratkevich

TAGS="TODO:|FIXME:"
echo "searching ${SRCROOT} for ${TAGS}"
find "${SRCROOT}" \( -name "*.swift" \) -print0 | xargs -0 egrep --with-filename --line-number --only-matching "($TAGS).*\$" | perl -p -e "s/($TAGS)/ warning: \$1/"