├── .gitignore
├── Interview
    ├── Interview.xcodeproj
    │   ├── project.pbxproj
    │   └── project.xcworkspace
    │   │   ├── contents.xcworkspacedata
    │   │   └── xcshareddata
    │   │       └── IDEWorkspaceChecks.plist
    └── Interview
    │   ├── AppDelegate.swift
    │   ├── Assets.xcassets
    │       ├── AccentColor.colorset
    │       │   └── Contents.json
    │       ├── AppIcon.appiconset
    │       │   └── Contents.json
    │       └── Contents.json
    │   ├── Base.lproj
    │       ├── LaunchScreen.storyboard
    │       └── Main.storyboard
    │   ├── Info.plist
    │   ├── LifeCycleViewController.swift
    │   ├── RedBorderView.swift
    │   ├── RotationViewController.swift
    │   ├── SceneDelegate.swift
    │   └── ScrollViewController.swift
├── LICENSE.md
├── README.md
└── interview.playground
    ├── Contents.swift
    ├── contents.xcplayground
    └── playground.xcworkspace
        └── contents.xcworkspacedata


/.gitignore:
--------------------------------------------------------------------------------
 1 | # OS X
 2 | .DS_Store
 3 | .AppleDouble
 4 | .LSOverride
 5 | Icon
 6 | ._*
 7 | .Spotlight-V100
 8 | .Trashes
 9 | 
10 | # Xcode
11 | #
12 | build/
13 | *.pbxuser
14 | !default.pbxuser
15 | *.mode1v3
16 | !default.mode1v3
17 | *.mode2v3
18 | !default.mode2v3
19 | *.perspectivev3
20 | !default.perspectivev3
21 | xcuserdata
22 | *.xccheckout
23 | *.moved-aside
24 | DerivedData
25 | *.hmap
26 | *.ipa
27 | *.xcuserstate
28 | *.dSYM.zip


--------------------------------------------------------------------------------
/Interview/Interview.xcodeproj/project.pbxproj:
--------------------------------------------------------------------------------
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380 | 


--------------------------------------------------------------------------------
/Interview/Interview.xcodeproj/project.xcworkspace/contents.xcworkspacedata:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "self:">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------
/Interview/Interview.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
3 | <plist version="1.0">
4 | <dict>
5 | 	<key>IDEDidComputeMac32BitWarning</key>
6 | 	<true/>
7 | </dict>
8 | </plist>
9 | 


--------------------------------------------------------------------------------
/Interview/Interview/AppDelegate.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  AppDelegate.swift
 3 | //  Interview
 4 | //
 5 | //  Created by Richard Topchii on 25.7.2021.
 6 | //
 7 | 
 8 | import UIKit
 9 | 
10 | @main
11 | final class AppDelegate: UIResponder, UIApplicationDelegate {
12 |     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
13 |         // Override point for customization after application launch.
14 |         return true
15 |     }
16 |     
17 |     // MARK: UISceneSession Lifecycle
18 |     
19 |     func application(_ application: UIApplication, configurationForConnecting connectingSceneSession: UISceneSession, options: UIScene.ConnectionOptions) -> UISceneConfiguration {
20 |         // Called when a new scene session is being created.
21 |         // Use this method to select a configuration to create the new scene with.
22 |         return UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role)
23 |     }
24 |     
25 |     func application(_ application: UIApplication, didDiscardSceneSessions sceneSessions: Set<UISceneSession>) {
26 |         // Called when the user discards a scene session.
27 |         // If any sessions were discarded while the application was not running, this will be called shortly after application:didFinishLaunchingWithOptions.
28 |         // Use this method to release any resources that were specific to the discarded scenes, as they will not return.
29 |     }
30 | }
31 | 


--------------------------------------------------------------------------------
/Interview/Interview/Assets.xcassets/AccentColor.colorset/Contents.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "colors" : [
 3 |     {
 4 |       "idiom" : "universal"
 5 |     }
 6 |   ],
 7 |   "info" : {
 8 |     "author" : "xcode",
 9 |     "version" : 1
10 |   }
11 | }
12 | 


--------------------------------------------------------------------------------
/Interview/Interview/Assets.xcassets/AppIcon.appiconset/Contents.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "images" : [
 3 |     {
 4 |       "idiom" : "iphone",
 5 |       "scale" : "2x",
 6 |       "size" : "20x20"
 7 |     },
 8 |     {
 9 |       "idiom" : "iphone",
10 |       "scale" : "3x",
11 |       "size" : "20x20"
12 |     },
13 |     {
14 |       "idiom" : "iphone",
15 |       "scale" : "2x",
16 |       "size" : "29x29"
17 |     },
18 |     {
19 |       "idiom" : "iphone",
20 |       "scale" : "3x",
21 |       "size" : "29x29"
22 |     },
23 |     {
24 |       "idiom" : "iphone",
25 |       "scale" : "2x",
26 |       "size" : "40x40"
27 |     },
28 |     {
29 |       "idiom" : "iphone",
30 |       "scale" : "3x",
31 |       "size" : "40x40"
32 |     },
33 |     {
34 |       "idiom" : "iphone",
35 |       "scale" : "2x",
36 |       "size" : "60x60"
37 |     },
38 |     {
39 |       "idiom" : "iphone",
40 |       "scale" : "3x",
41 |       "size" : "60x60"
42 |     },
43 |     {
44 |       "idiom" : "ipad",
45 |       "scale" : "1x",
46 |       "size" : "20x20"
47 |     },
48 |     {
49 |       "idiom" : "ipad",
50 |       "scale" : "2x",
51 |       "size" : "20x20"
52 |     },
53 |     {
54 |       "idiom" : "ipad",
55 |       "scale" : "1x",
56 |       "size" : "29x29"
57 |     },
58 |     {
59 |       "idiom" : "ipad",
60 |       "scale" : "2x",
61 |       "size" : "29x29"
62 |     },
63 |     {
64 |       "idiom" : "ipad",
65 |       "scale" : "1x",
66 |       "size" : "40x40"
67 |     },
68 |     {
69 |       "idiom" : "ipad",
70 |       "scale" : "2x",
71 |       "size" : "40x40"
72 |     },
73 |     {
74 |       "idiom" : "ipad",
75 |       "scale" : "1x",
76 |       "size" : "76x76"
77 |     },
78 |     {
79 |       "idiom" : "ipad",
80 |       "scale" : "2x",
81 |       "size" : "76x76"
82 |     },
83 |     {
84 |       "idiom" : "ipad",
85 |       "scale" : "2x",
86 |       "size" : "83.5x83.5"
87 |     },
88 |     {
89 |       "idiom" : "ios-marketing",
90 |       "scale" : "1x",
91 |       "size" : "1024x1024"
92 |     }
93 |   ],
94 |   "info" : {
95 |     "author" : "xcode",
96 |     "version" : 1
97 |   }
98 | }
99 | 


--------------------------------------------------------------------------------
/Interview/Interview/Assets.xcassets/Contents.json:
--------------------------------------------------------------------------------
1 | {
2 |   "info" : {
3 |     "author" : "xcode",
4 |     "version" : 1
5 |   }
6 | }
7 | 


--------------------------------------------------------------------------------
/Interview/Interview/Base.lproj/LaunchScreen.storyboard:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
 5 |         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
 6 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
 7 |     </dependencies>
 8 |     <scenes>
 9 |         <!--View Controller-->
10 |         <scene sceneID="EHf-IW-A2E">
11 |             <objects>
12 |                 <viewController id="01J-lp-oVM" sceneMemberID="viewController">
13 |                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
14 |                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
15 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
16 |                         <color key="backgroundColor" xcode11CocoaTouchSystemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
17 |                         <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
18 |                     </view>
19 |                 </viewController>
20 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
21 |             </objects>
22 |             <point key="canvasLocation" x="53" y="375"/>
23 |         </scene>
24 |     </scenes>
25 | </document>
26 | 


--------------------------------------------------------------------------------
/Interview/Interview/Base.lproj/Main.storyboard:
--------------------------------------------------------------------------------
  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="19529" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="YqM-un-IgL">
  3 |     <device id="retina6_1" orientation="portrait" appearance="light"/>
  4 |     <dependencies>
  5 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="19519"/>
  6 |         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
  7 |         <capability name="System colors in document resources" minToolsVersion="11.0"/>
  8 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
  9 |     </dependencies>
 10 |     <scenes>
 11 |         <!--View Controller-->
 12 |         <scene sceneID="bXO-4Y-daX">
 13 |             <objects>
 14 |                 <viewController id="k5f-he-7jq" sceneMemberID="viewController">
 15 |                     <view key="view" contentMode="scaleToFill" id="w6q-kU-Uuz">
 16 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
 17 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
 18 |                         <subviews>
 19 |                             <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="gXn-dg-kEc">
 20 |                                 <rect key="frame" x="133" y="291" width="153" height="31"/>
 21 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
 22 |                                 <state key="normal" title="Button"/>
 23 |                                 <buttonConfiguration key="configuration" style="plain" title="Life Cycle"/>
 24 |                                 <connections>
 25 |                                     <segue destination="ywu-eS-B9M" kind="show" id="Xc8-nE-aYP"/>
 26 |                                 </connections>
 27 |                             </button>
 28 |                             <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="iza-9Q-DJn">
 29 |                                 <rect key="frame" x="131" y="340" width="155" height="31"/>
 30 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
 31 |                                 <state key="normal" title="Button"/>
 32 |                                 <buttonConfiguration key="configuration" style="plain" title="ScrollView"/>
 33 |                                 <connections>
 34 |                                     <segue destination="3La-XZ-1WQ" kind="show" id="x9n-IZ-Z0I"/>
 35 |                                 </connections>
 36 |                             </button>
 37 |                             <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="TJm-RL-hNc">
 38 |                                 <rect key="frame" x="138" y="387" width="133" height="31"/>
 39 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
 40 |                                 <state key="normal" title="Button"/>
 41 |                                 <buttonConfiguration key="configuration" style="plain" title="Rotation"/>
 42 |                                 <connections>
 43 |                                     <segue destination="79o-Pm-zS9" kind="show" id="Vny-aN-ajX"/>
 44 |                                 </connections>
 45 |                             </button>
 46 |                         </subviews>
 47 |                         <viewLayoutGuide key="safeArea" id="zgG-2f-gxG"/>
 48 |                         <color key="backgroundColor" systemColor="systemBackgroundColor"/>
 49 |                     </view>
 50 |                     <navigationItem key="navigationItem" id="sok-jc-dCh"/>
 51 |                 </viewController>
 52 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="3n8-hr-jNb" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
 53 |             </objects>
 54 |             <point key="canvasLocation" x="-708.69565217391312" y="-756.02678571428567"/>
 55 |         </scene>
 56 |         <!--View Controller-->
 57 |         <scene sceneID="C5i-B9-aze">
 58 |             <objects>
 59 |                 <viewController id="ywu-eS-B9M" sceneMemberID="viewController">
 60 |                     <view key="view" contentMode="scaleToFill" id="wJ3-4E-PMh">
 61 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
 62 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
 63 |                         <subviews>
 64 |                             <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="NLa-26-I2J">
 65 |                                 <rect key="frame" x="155" y="431" width="75" height="35"/>
 66 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
 67 |                                 <state key="normal" title="Button"/>
 68 |                                 <buttonConfiguration key="configuration" style="plain" title="Button"/>
 69 |                                 <connections>
 70 |                                     <segue destination="o9U-xW-JcH" kind="presentation" id="DS3-Zh-ff2"/>
 71 |                                 </connections>
 72 |                             </button>
 73 |                         </subviews>
 74 |                         <viewLayoutGuide key="safeArea" id="Avl-N4-BYv"/>
 75 |                         <color key="backgroundColor" systemColor="systemBackgroundColor"/>
 76 |                     </view>
 77 |                     <navigationItem key="navigationItem" id="lhR-EN-lXD"/>
 78 |                 </viewController>
 79 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="gkQ-oD-poA" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
 80 |             </objects>
 81 |             <point key="canvasLocation" x="-1603" y="143"/>
 82 |         </scene>
 83 |         <!--Title-->
 84 |         <scene sceneID="tne-QT-ifu">
 85 |             <objects>
 86 |                 <viewController id="BYZ-38-t0r" customClass="LifeCycleViewController" customModule="Interview" customModuleProvider="target" sceneMemberID="viewController">
 87 |                     <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
 88 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="842"/>
 89 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
 90 |                         <subviews>
 91 |                             <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" text="Modal View Controller" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="nXh-kh-P2b">
 92 |                                 <rect key="frame" x="123" y="411" width="168" height="21"/>
 93 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
 94 |                                 <fontDescription key="fontDescription" type="system" pointSize="17"/>
 95 |                                 <nil key="textColor"/>
 96 |                                 <nil key="highlightedColor"/>
 97 |                             </label>
 98 |                         </subviews>
 99 |                         <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
100 |                         <color key="backgroundColor" systemColor="systemBackgroundColor"/>
101 |                     </view>
102 |                     <navigationItem key="navigationItem" title="Title" id="idQ-Fu-NkZ"/>
103 |                 </viewController>
104 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
105 |             </objects>
106 |             <point key="canvasLocation" x="463.768115942029" y="142.63392857142856"/>
107 |         </scene>
108 |         <!--Scroll View Controller-->
109 |         <scene sceneID="QC6-bv-JMu">
110 |             <objects>
111 |                 <viewController id="3La-XZ-1WQ" customClass="ScrollViewController" customModule="Interview" customModuleProvider="target" sceneMemberID="viewController">
112 |                     <view key="view" contentMode="scaleToFill" id="7KW-Gw-ayh">
113 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
114 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
115 |                         <subviews>
116 |                             <scrollView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" ambiguous="YES" alwaysBounceVertical="YES" alwaysBounceHorizontal="YES" translatesAutoresizingMaskIntoConstraints="NO" id="dB3-NB-akm">
117 |                                 <rect key="frame" x="20" y="278" width="374" height="340"/>
118 |                                 <subviews>
119 |                                     <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="eRd-F0-mmw">
120 |                                         <rect key="frame" x="60" y="130" width="103" height="90"/>
121 |                                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
122 |                                         <color key="backgroundColor" systemColor="systemRedColor"/>
123 |                                     </view>
124 |                                     <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="5Rt-rc-hJt">
125 |                                         <rect key="frame" x="218" y="26" width="103" height="90"/>
126 |                                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
127 |                                         <color key="backgroundColor" systemColor="systemTealColor"/>
128 |                                     </view>
129 |                                 </subviews>
130 |                                 <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
131 |                                 <viewLayoutGuide key="contentLayoutGuide" id="KLE-6p-gRy"/>
132 |                                 <viewLayoutGuide key="frameLayoutGuide" id="dJV-Cj-0ni"/>
133 |                             </scrollView>
134 |                         </subviews>
135 |                         <viewLayoutGuide key="safeArea" id="cJH-ah-Q5w"/>
136 |                         <color key="backgroundColor" white="0.66666666666666663" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
137 |                         <constraints>
138 |                             <constraint firstItem="dB3-NB-akm" firstAttribute="leading" secondItem="cJH-ah-Q5w" secondAttribute="leading" constant="20" id="UOe-Ve-nmT"/>
139 |                             <constraint firstItem="cJH-ah-Q5w" firstAttribute="trailing" secondItem="dB3-NB-akm" secondAttribute="trailing" constant="20" id="fAU-qZ-ziV"/>
140 |                             <constraint firstItem="cJH-ah-Q5w" firstAttribute="bottom" secondItem="dB3-NB-akm" secondAttribute="bottom" constant="244" id="kbP-EH-qkT"/>
141 |                             <constraint firstItem="dB3-NB-akm" firstAttribute="top" secondItem="cJH-ah-Q5w" secondAttribute="top" constant="234" id="zbk-kU-sg0"/>
142 |                         </constraints>
143 |                     </view>
144 |                     <navigationItem key="navigationItem" id="3ka-3x-wTZ"/>
145 |                     <connections>
146 |                         <outlet property="scrollView" destination="dB3-NB-akm" id="ON2-5S-gib"/>
147 |                     </connections>
148 |                 </viewController>
149 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="Uec-4P-fra" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
150 |             </objects>
151 |             <point key="canvasLocation" x="1280" y="143"/>
152 |         </scene>
153 |         <!--Rotation View Controller-->
154 |         <scene sceneID="umL-eE-mHY">
155 |             <objects>
156 |                 <viewController id="79o-Pm-zS9" customClass="RotationViewController" customModule="Interview" customModuleProvider="target" sceneMemberID="viewController">
157 |                     <view key="view" contentMode="scaleToFill" id="9lb-tz-Eni">
158 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
159 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
160 |                         <subviews>
161 |                             <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="iJF-mm-di4">
162 |                                 <rect key="frame" x="157" y="398" width="100" height="100"/>
163 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
164 |                                 <color key="backgroundColor" systemColor="systemPurpleColor"/>
165 |                                 <gestureRecognizers/>
166 |                             </view>
167 |                             <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="QFe-fc-edB" customClass="RedBorderView" customModule="Interview" customModuleProvider="target">
168 |                                 <rect key="frame" x="87" y="596" width="240" height="128"/>
169 |                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
170 |                                 <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
171 |                             </view>
172 |                         </subviews>
173 |                         <viewLayoutGuide key="safeArea" id="6oN-sO-gqI"/>
174 |                         <color key="backgroundColor" systemColor="systemBackgroundColor"/>
175 |                         <gestureRecognizers/>
176 |                         <connections>
177 |                             <outletCollection property="gestureRecognizers" destination="YgT-sr-i37" appends="YES" id="GNB-cZ-MwK"/>
178 |                         </connections>
179 |                     </view>
180 |                     <navigationItem key="navigationItem" id="XQV-7z-z4z"/>
181 |                     <connections>
182 |                         <outlet property="purpleView" destination="iJF-mm-di4" id="2yq-xJ-lMx"/>
183 |                         <outlet property="redBorderView" destination="QFe-fc-edB" id="VIQ-tE-2ke"/>
184 |                     </connections>
185 |                 </viewController>
186 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="Xr9-Os-vEi" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
187 |                 <rotationGestureRecognizer id="YgT-sr-i37">
188 |                     <connections>
189 |                         <action selector="rotationDetected:" destination="79o-Pm-zS9" id="ScM-qb-57W"/>
190 |                     </connections>
191 |                 </rotationGestureRecognizer>
192 |             </objects>
193 |             <point key="canvasLocation" x="2317.3913043478265" y="142.63392857142856"/>
194 |         </scene>
195 |         <!--Navigation Controller-->
196 |         <scene sceneID="x06-6b-T5u">
197 |             <objects>
198 |                 <navigationController automaticallyAdjustsScrollViewInsets="NO" id="o9U-xW-JcH" sceneMemberID="viewController">
199 |                     <toolbarItems/>
200 |                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="8lN-sF-3Rp">
201 |                         <rect key="frame" x="0.0" y="0.0" width="414" height="56"/>
202 |                         <autoresizingMask key="autoresizingMask"/>
203 |                     </navigationBar>
204 |                     <nil name="viewControllers"/>
205 |                     <connections>
206 |                         <segue destination="BYZ-38-t0r" kind="relationship" relationship="rootViewController" id="gPY-ah-WET"/>
207 |                     </connections>
208 |                 </navigationController>
209 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="kPr-go-3Yr" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
210 |             </objects>
211 |             <point key="canvasLocation" x="-446.37681159420293" y="142.63392857142856"/>
212 |         </scene>
213 |         <!--Navigation Controller-->
214 |         <scene sceneID="uQy-9N-EX9">
215 |             <objects>
216 |                 <navigationController automaticallyAdjustsScrollViewInsets="NO" id="YqM-un-IgL" sceneMemberID="viewController">
217 |                     <toolbarItems/>
218 |                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="x8h-W4-Oib">
219 |                         <rect key="frame" x="0.0" y="44" width="414" height="44"/>
220 |                         <autoresizingMask key="autoresizingMask"/>
221 |                     </navigationBar>
222 |                     <nil name="viewControllers"/>
223 |                     <connections>
224 |                         <segue destination="k5f-he-7jq" kind="relationship" relationship="rootViewController" id="V2h-cf-hkk"/>
225 |                     </connections>
226 |                 </navigationController>
227 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="QLj-HS-5KZ" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
228 |             </objects>
229 |             <point key="canvasLocation" x="-1618.840579710145" y="-756.02678571428567"/>
230 |         </scene>
231 |     </scenes>
232 |     <resources>
233 |         <systemColor name="systemBackgroundColor">
234 |             <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
235 |         </systemColor>
236 |         <systemColor name="systemPurpleColor">
237 |             <color red="0.68627450980392157" green="0.32156862745098042" blue="0.87058823529411766" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
238 |         </systemColor>
239 |         <systemColor name="systemRedColor">
240 |             <color red="1" green="0.23137254901960785" blue="0.18823529411764706" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
241 |         </systemColor>
242 |         <systemColor name="systemTealColor">
243 |             <color red="0.18823529411764706" green="0.69019607843137254" blue="0.7803921568627451" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
244 |         </systemColor>
245 |     </resources>
246 | </document>
247 | 


--------------------------------------------------------------------------------
/Interview/Interview/Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>UIApplicationSceneManifest</key>
 6 | 	<dict>
 7 | 		<key>UIApplicationSupportsMultipleScenes</key>
 8 | 		<false/>
 9 | 		<key>UISceneConfigurations</key>
10 | 		<dict>
11 | 			<key>UIWindowSceneSessionRoleApplication</key>
12 | 			<array>
13 | 				<dict>
14 | 					<key>UISceneConfigurationName</key>
15 | 					<string>Default Configuration</string>
16 | 					<key>UISceneDelegateClassName</key>
17 | 					<string>$(PRODUCT_MODULE_NAME).SceneDelegate</string>
18 | 					<key>UISceneStoryboardFile</key>
19 | 					<string>Main</string>
20 | 				</dict>
21 | 			</array>
22 | 		</dict>
23 | 	</dict>
24 | </dict>
25 | </plist>
26 | 


--------------------------------------------------------------------------------
/Interview/Interview/LifeCycleViewController.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  LifeCycleViewController.swift
 3 | //  Interview
 4 | //
 5 | //  Created by Richard Topchii on 25.7.2021.
 6 | //
 7 | 
 8 | import UIKit
 9 | 
10 | final class LifeCycleViewController: UIViewController {
11 |   
12 |   // MARK: - Initialization
13 |   
14 |   override init(nibName nibNameOrNil: String?, bundle nibBundleOrNil: Bundle?) {
15 |     super.init(nibName: nibNameOrNil, bundle: nibBundleOrNil)
16 |     print("\(#function)")
17 |   }
18 |   
19 |   required init?(coder: NSCoder) {
20 |     super.init(coder: coder)
21 |     print("\(#function)")
22 |   }
23 |   
24 |   override func loadViewIfNeeded() {
25 |     super.loadViewIfNeeded()
26 |     print("\(#function)")
27 |   }
28 |   
29 |   override func loadView() {
30 |     super.loadView()
31 |     print("\(#function)")
32 |   }
33 |   
34 |   override func viewDidLoad() {
35 |     super.viewDidLoad()
36 |     print("\(#function)")
37 |   }
38 |   
39 |   // MARK: - Life Cycle
40 |   
41 |   override func viewWillAppear(_ animated: Bool) {
42 |     super.viewWillAppear(animated)
43 |     print("\(#function)")
44 |   }
45 |   
46 |   override func viewDidAppear(_ animated: Bool) {
47 |     super.viewDidAppear(animated)
48 |     print("\(#function)")
49 |   }
50 |   
51 |   override func viewWillDisappear(_ animated: Bool) {
52 |     super.viewWillDisappear(animated)
53 |     print("\(#function)")
54 |   }
55 |   
56 |   override func viewDidDisappear(_ animated: Bool) {
57 |     super.viewDidDisappear(animated)
58 |     print("\(#function)")
59 |   }
60 |   
61 |   override func viewWillLayoutSubviews() {
62 |     super.viewWillLayoutSubviews()
63 |     print("\(#function)")
64 |   }
65 |   
66 |   override func viewDidLayoutSubviews() {
67 |     super.viewDidLayoutSubviews()
68 |     print("\(#function)")
69 |   }
70 |   
71 |   override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
72 |     super.viewWillTransition(to: size, with: coordinator)
73 |     print("\(#function)")
74 |   }
75 |   
76 |   // MARK: - Deinitialization
77 |   
78 |   deinit {
79 |     print("\(#function)")
80 |   }
81 | }
82 | 


--------------------------------------------------------------------------------
/Interview/Interview/RedBorderView.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  RedBorderView.swift
 3 | //  RedBorderView
 4 | //
 5 | //  Created by Richard Topchii on 1.8.2021.
 6 | //
 7 | 
 8 | import UIKit
 9 | 
10 | final class RedBorderView: UIView {
11 |     override func layoutSubviews() {
12 |         super.layoutSubviews()
13 |         layer.borderColor = UIColor.red.cgColor
14 |         layer.borderWidth = 2
15 |     }
16 | }
17 | 


--------------------------------------------------------------------------------
/Interview/Interview/RotationViewController.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  RotationViewController.swift
 3 | //  RotationViewController
 4 | //
 5 | //  Created by Richard Topchii on 25.7.2021.
 6 | //
 7 | 
 8 | import UIKit
 9 | 
10 | final class RotationViewController: UIViewController {
11 |     
12 |     @IBOutlet weak var redBorderView: UIView!
13 |     @IBOutlet weak var purpleView: UIView!
14 |     @IBOutlet weak var rotationGestureRecognizer: UIRotationGestureRecognizer!
15 |     
16 |     @IBAction func rotationDetected(_ sender: UIRotationGestureRecognizer) {
17 |         purpleView.transform = CGAffineTransform.init(rotationAngle: sender.rotation)
18 |         print("Rotated Frame: \(purpleView.frame) Bounds: \(purpleView.bounds)")
19 |         repositionRedView()
20 |     }
21 |     
22 |     override func viewDidLoad() {
23 |         super.viewDidLoad()
24 |         repositionRedView()
25 |         print("Initial Frame: \(purpleView.frame) Bounds: \(purpleView.bounds)")
26 |     }
27 |     
28 |     
29 |     private func repositionRedView() {
30 |         redBorderView.frame = purpleView.frame
31 |     }
32 | }
33 | 


--------------------------------------------------------------------------------
/Interview/Interview/SceneDelegate.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  SceneDelegate.swift
 3 | //  Interview
 4 | //
 5 | //  Created by Richard Topchii on 25.7.2021.
 6 | //
 7 | 
 8 | import UIKit
 9 | 
10 | final class SceneDelegate: UIResponder, UIWindowSceneDelegate {
11 |     
12 |     var window: UIWindow?
13 |     
14 |     
15 |     func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
16 |         // Use this method to optionally configure and attach the UIWindow `window` to the provided UIWindowScene `scene`.
17 |         // If using a storyboard, the `window` property will automatically be initialized and attached to the scene.
18 |         // This delegate does not imply the connecting scene or session are new (see `application:configurationForConnectingSceneSession` instead).
19 |         guard let _ = (scene as? UIWindowScene) else { return }
20 |     }
21 |     
22 |     func sceneDidDisconnect(_ scene: UIScene) {
23 |         // Called as the scene is being released by the system.
24 |         // This occurs shortly after the scene enters the background, or when its session is discarded.
25 |         // Release any resources associated with this scene that can be re-created the next time the scene connects.
26 |         // The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead).
27 |     }
28 |     
29 |     func sceneDidBecomeActive(_ scene: UIScene) {
30 |         // Called when the scene has moved from an inactive state to an active state.
31 |         // Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive.
32 |     }
33 |     
34 |     func sceneWillResignActive(_ scene: UIScene) {
35 |         // Called when the scene will move from an active state to an inactive state.
36 |         // This may occur due to temporary interruptions (ex. an incoming phone call).
37 |     }
38 |     
39 |     func sceneWillEnterForeground(_ scene: UIScene) {
40 |         // Called as the scene transitions from the background to the foreground.
41 |         // Use this method to undo the changes made on entering the background.
42 |     }
43 |     
44 |     func sceneDidEnterBackground(_ scene: UIScene) {
45 |         // Called as the scene transitions from the foreground to the background.
46 |         // Use this method to save data, release shared resources, and store enough scene-specific state information
47 |         // to restore the scene back to its current state.
48 |     }
49 |     
50 |     
51 | }
52 | 
53 | 


--------------------------------------------------------------------------------
/Interview/Interview/ScrollViewController.swift:
--------------------------------------------------------------------------------
 1 | import UIKit
 2 | 
 3 | final class ScrollViewController: UIViewController, UIScrollViewDelegate {
 4 |     
 5 |     @IBOutlet var scrollView: UIScrollView!
 6 |     
 7 |     override func viewDidLoad() {
 8 |         super.viewDidLoad()
 9 |         scrollView.delegate = self   
10 |     }
11 |     
12 |     func scrollViewDidScroll(_ scrollView: UIScrollView) {
13 |         print("Scrollview Frame: \(scrollView.frame) Bounds: \(scrollView.bounds)")
14 |     }
15 |     
16 | }
17 | 


--------------------------------------------------------------------------------
/LICENSE.md:
--------------------------------------------------------------------------------
 1 | MIT license
 2 | 
 3 | Copyright (c) 2022 Richard Topchii
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining
 6 | a copy of this software and associated documentation files (the
 7 | "Software"), to deal in the Software without restriction, including
 8 | without limitation the rights to use, copy, modify, merge, publish,
 9 | distribute, sublicense, and/or sell copies of the Software, and to
10 | permit persons to whom the Software is furnished to do so, subject to
11 | the following conditions:
12 | 
13 | The above copyright notice and this permission notice shall be
14 | included in all copies or substantial portions of the Software.
15 | 
16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19 | IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20 | CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21 | TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22 | SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | [![License](https://img.shields.io/github/license/richardtop/calendarkit)](https://swiftpackageindex.com/richardtop/CalendarKit)
 2 | [![YouTube Channel Subscribers](https://img.shields.io/youtube/channel/subscribers/UCx1gvWpy5zjOd7yZyDwmXEA?style=social)](https://www.youtube.com/channel/UCx1gvWpy5zjOd7yZyDwmXEA?sub_confirmation=1)
 3 | [![Twitter](https://img.shields.io/twitter/follow/richardtop_ios?style=social)](https://twitter.com/richardtop_ios)
 4 | [![GitHub followers](https://img.shields.io/github/followers/richardtop?style=social)](https://github.com/richardtop)
 5 | 
 6 | 
 7 | [Richard Topchii on Telegram](https://t.me/richardtop)
 8 | # iOS Interview Questions (Sample Code)
 9 | 
10 | **iOS Interview Questions (Sample Code)** is a sample code repository serving as a supplementary resource to the Richard Topchii YouTube video:
11 | [iOS Developer Interview Questions and Answers with Sample Code](https://www.youtube.com/watch?v=gmyEHW7zDYc)
12 | 
13 | ## Chapters
14 | 
15 | 0:00 - Overview
16 | 
17 | 0:21 - Daniel, the interviewer
18 | 
19 | 1:50 - Why these questions?
20 | 
21 | 
22 | 2:30 - View Controller Life Cycle
23 | 
24 | 11:55 - What’s the difference between a struct and a class
25 | 
26 | 18:20 - What’s the difference between .frame and .bounds property of a UIView
27 | 
28 | 25:45 - What is a Protocol Oriented Programming
29 | 
30 | 32:03 - "defer" statement coding question
31 | 
32 | 37:00 - GCD / DispatchQueue coding question
33 | 
34 | 46:36 - MVC architecture (Model, View, Controller)
35 | 
36 | 52:19 - "weak" and "unowned" keywords
37 | 
38 | 56:54 - "lazy" keyword
39 | 
40 | 1:01:52 - "@escaping" closure attribue and non-escaping closures
41 | 
42 | 
43 | 1:05:03 - Summary and feedback
44 | 
45 | ## Requirements
46 | 
47 | To run iOS Interview Questions (Sample Code):
48 | 
49 | - Xcode 12
50 | - iOS 14
51 | - Playground 4 or Xcode with Playground support
52 | 
53 | ## Author
54 | 
55 | Richard Topchii
56 | 
57 | 
58 | ## License
59 | 
60 | **iOS Interview Questions (Sample Code)** is available under the MIT license. See the LICENSE file for more info.
61 | 


--------------------------------------------------------------------------------
/interview.playground/Contents.swift:
--------------------------------------------------------------------------------
 1 | import UIKit
 2 | 
 3 | func deferQuestion() {
 4 |     defer {
 5 |         print("A")
 6 |     }
 7 | 
 8 |     defer {
 9 |         print("B")
10 |         defer {
11 |             print("C")
12 |         }
13 |         print("D")
14 |     }
15 | 
16 |     defer {
17 |         print("E")
18 |     }
19 | 
20 |     print("F")
21 | }
22 | 
23 | // FEBDCA
24 | print("Defer Interview Question")
25 | deferQuestion()
26 | 
27 | 
28 | func dispatchQuestion() {
29 |     print("A")
30 |     DispatchQueue.global(qos: .default).async {
31 |         print("B")
32 |         DispatchQueue.main.async {
33 |             print("C")
34 |         }
35 |         print("D")
36 | 
37 |         DispatchQueue.main.sync {
38 |             print("E")
39 |         }
40 | 
41 |         DispatchQueue.main.async {
42 |             print("F")
43 |             DispatchQueue.main.sync {
44 |                 print("G")
45 |             }
46 | 
47 |         }
48 |         print("H")
49 |     }
50 |     print("I")
51 | }
52 | // AIBDCEHF
53 | // G never be printed
54 | 
55 | 
56 | print("Dispatch/GCD Interview Question")
57 | dispatchQuestion()
58 | 
59 | 
60 | final class TestClass {
61 |     var completionHandler: (() -> Void)?
62 | 
63 |     func exampleEscaping(handler: @escaping () -> Void) {
64 |         self.completionHandler = handler
65 |         handler()
66 |     }
67 | 
68 |     func exampleNoEscape(handler: () -> Void) {
69 |         handler()
70 | //        self.completionHandler = handler
71 |     }
72 | }
73 | 


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/interview.playground/contents.xcplayground:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
2 | <playground version='5.0' target-platform='ios' buildActiveScheme='true' importAppTypes='true'>
3 |     <timeline fileName='timeline.xctimeline'/>
4 | </playground>


--------------------------------------------------------------------------------
/interview.playground/playground.xcworkspace/contents.xcworkspacedata:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "group:">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------