mihai-salari

Вопросы на собеседование iOS разработчика (дополненное издание):

General:

• Что такое полиморфизм?

• Что такое *инкапсуляция? Что такое *нарушение инкапсуляции?

• Чем абстрактный класс отличается от интерфейса?

• Расскажите о паттерне MVC. Чем отличается пассивная модель от активной?

mihai-salari

import UIKit

extension UIImage {
  func imageWithInsets(insetDimen: CGFloat) -> UIImage {
    return imageWithInset(UIEdgeInsets(top: insetDimen, left: insetDimen, bottom: insetDimen, right: insetDimen))
  }
  
  func imageWithInset(insets: UIEdgeInsets) -> UIImage {
    UIGraphicsBeginImageContextWithOptions(
      CGSizeMake(self.size.width + insets.left + insets.right,

mihai-salari

// Draw a sine curve with a fill

let centerY = frame.height / 2  // find the vertical center
let steps = 200                 // Divide the curve into steps
let stepX = frame.width / CGFloat(steps) // find the horizontal step distance

// Make a path
let path = UIBezierPath()
path.moveToPoint(CGPoint(x: 0, y: centerY))
// Loop and draw steps in straingt line segments

mihai-salari

// Draw a sine curve with a fill

let centerY = frame.height / 2  // find the vertical center
let steps = 200                 // Divide the curve into steps
let stepX = frame.width / CGFloat(steps) // find the horizontal step distance

// Make a path
let path = UIBezierPath()
// Start in the lower left corner
path.moveToPoint(CGPoint(x: 0, y: frame.height))

mihai-salari

// Draw a sine curve
let centerY = frame.height / 2  // find the vertical center
let steps = 200                 // Divide the curve into steps
let stepX = frame.width / CGFloat(steps) // find the horizontal step distance

// Make a path
let path = UIBezierPath()
// Move the starting point to the left center
path.moveToPoint(CGPoint(x: 0, y: centerY))
// Loop and draw steps in straingt line segments

mihai-salari

import UIKit

@IBDesignable
class CustomView: UIView {
    @IBInspectable var borderColor: UIColor? = UIColor.clearColor() {
        didSet {
            layer.borderColor = self.borderColor?.CGColor
        }
    }
    

mihai-salari

######################
# Options
######################

REVEAL_ARCHIVE_IN_FINDER=false

FRAMEWORK_NAME="${PROJECT_NAME}"

SIMULATOR_LIBRARY_PATH="${BUILD_DIR}/${CONFIGURATION}-iphonesimulator/${FRAMEWORK_NAME}.framework"

mihai-salari

// Install the latest Xcode, with the Command Line Tools.
// Install Homebrew
// Install aircrack-ng:
brew install aircrack-ng

// Create the following symlink:
sudo ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport /usr/local/sbin/airport

// Figure out which channel you need to sniff:
sudo airport -s

mihai-salari

Oh my zsh.

Install with curl

sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

Enabling Plugins (zsh-autosuggestions & zsh-syntax-highlighting)

• Download zsh-autosuggestions by

mihai-salari

My Ubuntu Server

Please read the manual carefuly

Basic

1. Creating sudoers user (don’t use root)
   • do update first sudo apt-get update

• https://www.digitalocean.com/community/tutorials/how-to-create-a-sudo-user-on-ubuntu-quickstart