├── FirstKotlinProgram ├── .gitignore ├── .idea │ ├── .gitignore │ ├── compiler.xml │ ├── gradle.xml │ ├── jarRepositories.xml │ ├── misc.xml │ └── runConfigurations.xml ├── app │ ├── .gitignore │ ├── build.gradle │ ├── proguard-rules.pro │ └── src │ │ ├── androidTest │ │ └── java │ │ │ └── com │ │ │ └── techmania │ │ │ └── firstkotlinprogram │ │ │ └── ExampleInstrumentedTest.kt │ │ ├── main │ │ ├── AndroidManifest.xml │ │ ├── java │ │ │ └── com │ │ │ │ └── techmania │ │ │ │ └── firstkotlinprogram │ │ │ │ ├── ArithmeticOpertators.kt │ │ │ │ ├── ArrayList.kt │ │ │ │ ├── Arrays.kt │ │ │ │ ├── AssignmentOperators.kt │ │ │ │ ├── CollectionsMap.kt │ │ │ │ ├── CollectionsSet.kt │ │ │ │ ├── ConditionalOperators.kt │ │ │ │ ├── DataTypes.kt │ │ │ │ ├── DoWhileLoop.kt │ │ │ │ ├── EqualityOperators.kt │ │ │ │ ├── ForLoops.kt │ │ │ │ ├── Functions.kt │ │ │ │ ├── HelloWorld.kt │ │ │ │ ├── IfElseStatement.kt │ │ │ │ ├── IfLadderNestedIf.kt │ │ │ │ ├── MainActivity.kt │ │ │ │ ├── OperatorPrecedence.kt │ │ │ │ ├── Range.kt │ │ │ │ ├── ReadLine.kt │ │ │ │ ├── StringDataType.kt │ │ │ │ ├── TypeConversion.kt │ │ │ │ ├── UnaryOperators.kt │ │ │ │ ├── Variables.kt │ │ │ │ ├── WhenStatement.kt │ │ │ │ └── WhileLoop.kt │ │ └── res │ │ │ ├── drawable-v24 │ │ │ └── ic_launcher_foreground.xml │ │ │ ├── drawable │ │ │ └── ic_launcher_background.xml │ │ │ ├── layout │ │ │ └── activity_main.xml │ │ │ ├── mipmap-anydpi-v26 │ │ │ ├── ic_launcher.xml │ │ │ └── ic_launcher_round.xml │ │ │ ├── mipmap-hdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-mdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── values-night │ │ │ └── themes.xml │ │ │ └── values │ │ │ ├── colors.xml │ │ │ ├── strings.xml │ │ │ └── themes.xml │ │ └── test │ │ └── java │ │ └── com │ │ └── techmania │ │ └── firstkotlinprogram │ │ └── ExampleUnitTest.kt ├── build.gradle ├── gradle.properties ├── gradle │ └── wrapper │ │ ├── gradle-wrapper.jar │ │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle ├── FirstProject ├── .gitignore ├── .idea │ ├── .gitignore │ ├── .name │ ├── codeStyles │ │ ├── Project.xml │ │ └── codeStyleConfig.xml │ ├── compiler.xml │ ├── gradle.xml │ ├── jarRepositories.xml │ ├── misc.xml │ └── render.experimental.xml ├── app │ ├── .gitignore │ ├── build.gradle │ ├── proguard-rules.pro │ └── src │ │ ├── androidTest │ │ └── java │ │ │ └── com │ │ │ └── example │ │ │ └── firstproject │ │ │ └── ExampleInstrumentedTest.kt │ │ ├── main │ │ ├── AndroidManifest.xml │ │ ├── java │ │ │ └── com │ │ │ │ └── example │ │ │ │ └── firstproject │ │ │ │ └── MainActivity.kt │ │ └── res │ │ │ ├── drawable-v24 │ │ │ └── ic_launcher_foreground.xml │ │ │ ├── drawable │ │ │ └── ic_launcher_background.xml │ │ │ ├── layout │ │ │ └── activity_main.xml │ │ │ ├── mipmap-anydpi-v26 │ │ │ ├── ic_launcher.xml │ │ │ └── ic_launcher_round.xml │ │ │ ├── mipmap-hdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-mdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ │ ├── values-night │ │ │ └── themes.xml │ │ │ └── values │ │ │ ├── colors.xml │ │ │ ├── strings.xml │ │ │ └── themes.xml │ │ └── test │ │ └── java │ │ └── com │ │ └── example │ │ └── firstproject │ │ └── ExampleUnitTest.kt ├── build.gradle ├── gradle.properties ├── gradle │ └── wrapper │ │ ├── gradle-wrapper.jar │ │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle └── ObjectOrientedProgramming ├── .gitignore ├── .idea ├── .gitignore ├── compiler.xml ├── gradle.xml ├── jarRepositories.xml └── misc.xml ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── techmania │ │ └── objectorientedprogramming │ │ └── ExampleInstrumentedTest.kt │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── techmania │ │ │ └── objectorientedprogramming │ │ │ ├── Car.kt │ │ │ ├── Cars.kt │ │ │ ├── InheritanceTest.kt │ │ │ ├── MainActivity.kt │ │ │ ├── Motorcycle.kt │ │ │ ├── MyCars.kt │ │ │ ├── MySecondCars.kt │ │ │ ├── ObjectClassConstructor.kt │ │ │ ├── Vehicle.kt │ │ │ ├── abstract │ │ │ ├── AbstractTest.kt │ │ │ ├── Car.kt │ │ │ └── Vehicle.kt │ │ │ ├── interfaces │ │ │ ├── CanGo.kt │ │ │ ├── CanStop.kt │ │ │ ├── InterfacesTest.kt │ │ │ └── Vehicles.kt │ │ │ └── override │ │ │ ├── Car.kt │ │ │ ├── OverrideTest.kt │ │ │ └── Vehicle.kt │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ └── ic_launcher_background.xml │ │ ├── layout │ │ └── activity_main.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── values-night │ │ └── themes.xml │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── themes.xml │ └── test │ └── java │ └── com │ └── techmania │ └── objectorientedprogramming │ └── ExampleUnitTest.kt ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /FirstKotlinProgram/.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 19 | 20 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | 24 | 25 | 29 | 30 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /FirstKotlinProgram/.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /FirstKotlinProgram/app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | id 'kotlin-android' 4 | } 5 | 6 | android { 7 | compileSdkVersion 30 8 | buildToolsVersion "30.0.3" 9 | 10 | defaultConfig { 11 | applicationId "com.techmania.firstkotlinprogram" 12 | minSdkVersion 23 13 | targetSdkVersion 30 14 | versionCode 1 15 | versionName "1.0" 16 | 17 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 18 | } 19 | 20 | buildTypes { 21 | release { 22 | minifyEnabled false 23 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 24 | } 25 | } 26 | compileOptions { 27 | sourceCompatibility JavaVersion.VERSION_1_8 28 | targetCompatibility JavaVersion.VERSION_1_8 29 | } 30 | kotlinOptions { 31 | jvmTarget = '1.8' 32 | } 33 | } 34 | 35 | dependencies { 36 | 37 | implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" 38 | implementation 'androidx.core:core-ktx:1.6.0' 39 | implementation 'androidx.appcompat:appcompat:1.3.0' 40 | implementation 'com.google.android.material:material:1.4.0' 41 | implementation 'androidx.constraintlayout:constraintlayout:2.0.4' 42 | testImplementation 'junit:junit:4.+' 43 | androidTestImplementation 'androidx.test.ext:junit:1.1.3' 44 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0' 45 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/androidTest/java/com/techmania/firstkotlinprogram/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | import androidx.test.platform.app.InstrumentationRegistry 4 | import androidx.test.ext.junit.runners.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext 22 | assertEquals("com.techmania.firstkotlinprogram", appContext.packageName) 23 | } 24 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/ArithmeticOpertators.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var number1:Double = 8.4 6 | var number2:Double = 4.2 7 | var result:Double = 0.0 8 | 9 | result = number1 + number2 10 | 11 | println("number1 + number2 = " + result) 12 | 13 | result = number1 - number2 14 | 15 | println("number1 - number2 = " + result) 16 | 17 | result = number1 * number2 18 | 19 | println("number1 * number2 = " + result) 20 | 21 | result = number1 / number2 22 | 23 | println("number1 / number2 = " + result) 24 | 25 | result = number1 % number2 26 | 27 | println("number1 % number2 = " + result) 28 | 29 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/ArrayList.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var age = ArrayList() 6 | 7 | age.add(10) 8 | age.add(1,15) 9 | age.add(20) 10 | 11 | /* println("First element of ArrayList = " + age[0]) 12 | println("Second element of ArrayList = " + age.get(1)) 13 | println("Third element of ArrayList = ${age[2]}")*/ 14 | 15 | age.remove(15) 16 | println(age.size) 17 | // println("First element of ArrayList = " + age[0]) 18 | //println("Second element of ArrayList = " + age.get(1)) 19 | 20 | var cars = arrayListOf("Opel","BMW") 21 | 22 | cars.add("Ford") 23 | 24 | println("First element of ArrayList = " + cars[0]) 25 | println("Second element of ArrayList = " + cars.get(1)) 26 | println("Third element of ArrayList = ${cars[2]}") 27 | 28 | var myMixArrayList = ArrayList() 29 | myMixArrayList.add("Ford") 30 | myMixArrayList.add(5) 31 | myMixArrayList.add(2.5) 32 | myMixArrayList.add(false) 33 | myMixArrayList.add('K') 34 | 35 | println(myMixArrayList[0]) 36 | println(myMixArrayList[1]) 37 | println(myMixArrayList[2]) 38 | println(myMixArrayList[3]) 39 | println(myMixArrayList[4]) 40 | 41 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/Arrays.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var age = arrayOf(1,2,3) 6 | 7 | println("First element of Array = " + age[0]) 8 | println("Second element of Array = " + age.get(1)) 9 | println("Third element of Array = " + age[2]) 10 | 11 | var cars = arrayOf("Mercedes","BMW","Opel") 12 | 13 | println("--------------------------------------") 14 | 15 | println("First element of Array = " + cars[0]) 16 | println("Second element of Array = " + cars.get(1)) 17 | println("Third element of Array = " + cars[2]) 18 | 19 | cars.set(2,"Ford") 20 | 21 | println("--------------------------------------") 22 | 23 | println("First element of Array = " + cars[0]) 24 | println("Second element of Array = " + cars.get(1)) 25 | println("Third element of Array = " + cars[2]) 26 | 27 | println("Size of cars array = " + cars.size) 28 | 29 | var carsAndAge = arrayOf("Mercedes",5,"Opel",10) 30 | 31 | println("--------------------------------------") 32 | 33 | println("First element of Array = " + carsAndAge[0]) 34 | println("Second element of Array = " + carsAndAge.get(1)) 35 | println("Third element of Array = " + carsAndAge[2]) 36 | println("Fourth element of Array = " + carsAndAge[3]) 37 | 38 | //carsAndAge.set(4,20) 39 | 40 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/AssignmentOperators.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var x:Int = 20 6 | var y:Int = 15 7 | var z:Int = 0 8 | 9 | z = x + y 10 | 11 | println("z = x + y = " + z) 12 | 13 | z +=x // z = z + x 14 | 15 | println("z +=x = " + z) 16 | 17 | z -=x // z = z - x 18 | 19 | println("z -=x = " + z) 20 | 21 | z *=x // z = z * x 22 | 23 | println("z *=x = " + z) 24 | 25 | z /=x // z = z / x 26 | 27 | println("z /=x = " + z) 28 | 29 | z %=x // z = z % x 30 | 31 | println("z %=x = " + z) 32 | 33 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/CollectionsMap.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | //immutable 6 | 7 | println("-----------immutable map of-------------") 8 | var age = mapOf("david" to 20, "ronaldo" to 25) 9 | 10 | println("Age of David : " + age["david"]) 11 | println("Age of Ronaldo : " + age["ronaldo"]) 12 | 13 | //mutable 14 | 15 | var mutableAge = mutableMapOf("david" to 20, "ronaldo" to 25) 16 | 17 | mutableAge.put("buffon",30) 18 | 19 | println("-----------mutable map of-------------") 20 | println("Age of David : " + age["david"]) 21 | println("Age of Ronaldo : " + age["ronaldo"]) 22 | println("Age of Buffon : " + mutableAge.get("buffon")) 23 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/CollectionsSet.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | /* 6 | var mySetArray = arrayListOf("Kotlin",2,2.5,'K',true,"Kotlin") 7 | 8 | println(mySetArray.size) 9 | println(mySetArray.last()) 10 | 11 | */ 12 | 13 | var mySetArray = setOf("Kotlin",2,2.5,'K',true,"Kotlin") 14 | 15 | println(mySetArray.size) 16 | println(mySetArray.last()) 17 | 18 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/ConditionalOperators.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var number1:Int = 5 6 | var number2:Int = 8 7 | var number3:Int = 12 8 | 9 | var result:Boolean = false 10 | 11 | //Conditional Operator (&&) 12 | 13 | result = (number1 > number2) && (number3 > number2) 14 | println("Result: " + result) 15 | 16 | //Conditional Operator (||) 17 | 18 | result = (number1 > number2) || (number3 > number2) 19 | println("Result: " + result) 20 | 21 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/DataTypes.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var a:Boolean = true 6 | var b:Char = 'R' 7 | var c:Byte = 12 8 | var d:Short = -356 9 | var e:Int = 43543 10 | var f:Long = -432543234L 11 | var g:Float = 5.68764324F 12 | var h:Double = 7.34534276464 13 | 14 | println(a) 15 | println(b) 16 | println(c) 17 | println(d) 18 | println(e) 19 | println(f) 20 | println(g) 21 | println(h) 22 | 23 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/DoWhileLoop.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var number = 1 6 | 7 | do { 8 | print("$number ") 9 | number++ 10 | }while (number <= 15) 11 | 12 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/EqualityOperators.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var a:Int = 5 6 | var b:Int = 5 7 | 8 | println("a == b : " + (a == b)) 9 | println("a != b : " + (a != b)) 10 | println("a > b : " + (a > b)) 11 | println("a >= b : " + (a >= b)) 12 | println("a < b : " + (a < b)) 13 | println("a <= b : " + (a <= b)) 14 | 15 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/ForLoops.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | /* 6 | for (number in 1..10) 7 | { 8 | println(number) 9 | } 10 | 11 | */ 12 | 13 | /* 14 | var sum:Int = 0 15 | for (x in 0..5) 16 | { 17 | println(x) 18 | sum +=x // sum = sum + x 19 | } 20 | println("Sum of numbers = $sum") 21 | 22 | */ 23 | 24 | /* 25 | var sum:Int = 0 26 | for (x in 0..10) 27 | { 28 | if (x % 2 == 0) 29 | { 30 | println(x) 31 | sum +=x // sum = sum + x 32 | } 33 | 34 | } 35 | println("Sum of the even numbers = $sum") 36 | 37 | */ 38 | 39 | /* 40 | var myNumberArray = arrayListOf(1,2,3,4,5,6,7,8,9,10) 41 | 42 | for (y in myNumberArray) 43 | { 44 | println(y) 45 | } 46 | 47 | */ 48 | 49 | /* 50 | var myNumberArray = arrayListOf(1,2,3,4,5,6,7,8,9,10) 51 | 52 | for (y in 0..(myNumberArray.size)-1) 53 | { 54 | println("myNumberArray[$y] = ${myNumberArray[y]}") 55 | } 56 | 57 | */ 58 | 59 | /* 60 | var myNumberArray = arrayListOf(1,2,3,4,5,6,7,8,9,10) 61 | 62 | for (y in myNumberArray.indices) 63 | { 64 | println("myNumberArray[$y] = ${myNumberArray[y]}") 65 | } 66 | 67 | */ 68 | 69 | //For each 70 | var myNumberArray = arrayListOf(1,2,3,4,5,6,7,8,9,10) 71 | 72 | myNumberArray.forEach { println(it) } 73 | 74 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/Functions.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | print("Please enter the first number : ") 6 | var number1:Int = readLine()!!.toInt() 7 | 8 | print("Please enter the second number : ") 9 | var number2:Int = readLine()!!.toInt() 10 | 11 | show(number1,number2) 12 | var a = add(number1,number2) 13 | println("Sum of the two numbers = $a") 14 | 15 | var b = findMinimumNumber(number1,number2) 16 | println("The minimum number is $b") 17 | 18 | } 19 | 20 | fun show(num1:Int,num2:Int) 21 | { 22 | println("You entered $num1 and $num2") 23 | } 24 | 25 | fun add(num1:Int, num2:Int) : Int 26 | { 27 | var sum:Int = 0 28 | sum = num1 + num2 29 | return sum 30 | } 31 | 32 | fun findMinimumNumber(num1:Int, num2:Int) : Int 33 | { 34 | var minimum:Int 35 | if (num1 > num2) 36 | { 37 | minimum = num2 38 | } 39 | else 40 | { 41 | minimum = num1 42 | } 43 | 44 | return minimum 45 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/HelloWorld.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | println("Hello World") 6 | 7 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/IfElseStatement.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | print("Please enter a number : ") 6 | 7 | var number:Int = readLine()!!.toInt() 8 | 9 | if (number % 2 == 0) 10 | { 11 | println("$number is an even") 12 | } 13 | else 14 | { 15 | println("$number is an odd") 16 | } 17 | 18 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/IfLadderNestedIf.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | print("Please enter 3 numbers : ") 6 | var number1:Int = readLine()!!.toInt() 7 | var number2:Int = readLine()!!.toInt() 8 | var number3:Int = readLine()!!.toInt() 9 | 10 | var largestNumber:Int 11 | 12 | if (number1 >= number2) 13 | { 14 | if (number1 >= number3) 15 | { 16 | largestNumber = number1 17 | } 18 | else 19 | { 20 | largestNumber = number3 21 | } 22 | } 23 | else 24 | { 25 | if (number2 >= number3) 26 | { 27 | largestNumber = number2 28 | } 29 | else 30 | { 31 | largestNumber = number3 32 | } 33 | } 34 | 35 | println("The largest number is $largestNumber") 36 | 37 | 38 | /* 39 | print("Please enter your age : ") 40 | 41 | var yourAge:Int = readLine()!!.toInt() 42 | 43 | if (yourAge < 13) 44 | { 45 | print("You are a child.") 46 | } 47 | else if (yourAge < 19) 48 | { 49 | print("You are a teenager.") 50 | } 51 | else 52 | { 53 | if (yourAge < 65) 54 | { 55 | print("You are an adult.") 56 | } 57 | else 58 | { 59 | print("You are a senior.") 60 | } 61 | 62 | }*/ 63 | 64 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | import androidx.appcompat.app.AppCompatActivity 4 | import android.os.Bundle 5 | 6 | class MainActivity : AppCompatActivity() { 7 | 8 | override fun onCreate(savedInstanceState: Bundle?) { 9 | super.onCreate(savedInstanceState) 10 | setContentView(R.layout.activity_main) 11 | 12 | } 13 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/OperatorPrecedence.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var result:Int = 5 + 2 * 4 6 | println("Result = " + result) 7 | 8 | result = (5 + 2) * 4 9 | println("Result = " + result) 10 | 11 | var x:Int = 8 12 | var y:Int = 4 13 | var z:Int = 2 14 | var sum:Int = 0 15 | 16 | sum = x + --y + --z 17 | println("Sum = " + sum) 18 | 19 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/Range.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var myCharRange = 'a'.rangeTo('k') 6 | var myChar = 'k' in myCharRange 7 | println("myCharRange has k : " + myChar) 8 | 9 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/ReadLine.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | print("What is your name? ") 6 | 7 | var name:String? = readLine() 8 | 9 | print("How old are you? ") 10 | 11 | var age:Int = readLine()!!.toInt() 12 | 13 | println("Your name is $name and your age is " + age) 14 | 15 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/StringDataType.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | /* 5 | var a:String = "Hello Kotlin" 6 | var b:String = "Language" 7 | var age:Int = 25 8 | // println(a + " " + b) 9 | 10 | println("Your age is = " + age) 11 | 12 | */ 13 | var x:String = "Kotlin" 14 | //var i:Int = x.length 15 | //println("Length of Kotlin = " + i) 16 | // var b:Boolean = x.equals("Java") 17 | //println(b) 18 | //println(x.isEmpty()) 19 | //println(x.plus(" language")) 20 | 21 | /* println(x.lowercase()) 22 | println("*********************") 23 | println(x.uppercase()) 24 | 25 | */ 26 | 27 | var t:String = " Android " 28 | println(x + t) 29 | println(x + t.trim()) 30 | 31 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/TypeConversion.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | /* 4 | toByte() 5 | toShort() 6 | toInt() 7 | toLong() 8 | toFloat() 9 | toDouble() 10 | */ 11 | 12 | fun main(args: Array) { 13 | /* 14 | var x:Byte = 127 15 | var y:Int = x.toInt() 16 | var z:Double = y.toDouble() 17 | 18 | println(x) 19 | println(y) 20 | println(z) 21 | 22 | */ 23 | 24 | var a:Double = 132.32 25 | var b:Int = a.toInt() 26 | var c:Byte = b.toByte() 27 | 28 | println(a) 29 | println(b) 30 | println(c) 31 | 32 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/UnaryOperators.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | var number:Double = 7.6 6 | var isCheck:Boolean = true 7 | 8 | println("+number = " + +number) 9 | println("-number = " + -number) 10 | println("++number = " + ++number) 11 | println("--number = " + --number) 12 | println("!isCheck = " + !isCheck) 13 | 14 | println("----------------------------") 15 | 16 | var result:Double = 4.7 17 | 18 | println("result++ = " + result++) 19 | println("result = " + result) 20 | println("++result = " + ++result) 21 | println("result = " + result) 22 | 23 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/Variables.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | /* 6 | var a = 10 7 | var b = 20 8 | var c = a + b 9 | 10 | println(a + b) 11 | 12 | var age = 10 // valid 13 | 14 | //This is a single comment line 15 | /*this 16 | is 17 | multiple comment line 18 | */ 19 | var _age = 20 //valid 20 | var age3 = 30 //valid 21 | 22 | var a ge = 10 // invalid 23 | var 3age = 40 // invalid 24 | 25 | */ 26 | 27 | var age = 20 28 | age = 10 29 | println(age) 30 | 31 | val year = 2020 32 | //year = 2019 33 | 34 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/WhenStatement.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | fun main(args: Array) { 4 | 5 | print("Please enter a day number of week : ") 6 | 7 | var dayNumber:Int = readLine()!!.toInt() 8 | var day:String 9 | 10 | when(dayNumber) 11 | { 12 | 1 -> day = "Monday" 13 | 2 -> day = "Tuesday" 14 | 3 -> day = "Wednesday" 15 | 4 -> day = "Thursday" 16 | 5 -> day = "Friday" 17 | 6 -> day = "Saturday" 18 | 7 -> day = "Sunday" 19 | else -> day = "Invalid day choice" 20 | } 21 | 22 | println("Day is $day") 23 | 24 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/java/com/techmania/firstkotlinprogram/WhileLoop.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | import kotlin.random.Random 4 | 5 | fun main(args: Array) { 6 | 7 | /* 8 | var i = 5 9 | while (i > 0) 10 | { 11 | println(i) 12 | i-- 13 | } 14 | 15 | */ 16 | 17 | //3 --> 3*2*1 5--> 5! = 5*4*3*2*1 18 | 19 | /*var k = 1 20 | var fact = 1 21 | while (k < 6) 22 | { 23 | fact *=k // fact = fact * k 24 | println("$k! = $fact") 25 | k++ 26 | } 27 | 28 | */ 29 | 30 | //infinite loop 31 | 32 | val number = Random.nextInt(0,100) 33 | println("Please enter a number:") 34 | 35 | while (2 > 1) 36 | { 37 | val userGuess:Int = readLine()!!.toInt() 38 | if (userGuess == number) 39 | { 40 | println("Congratulations, you know the number in my mind") 41 | break 42 | } 43 | else if (userGuess < number) 44 | { 45 | println("Increase you guess") 46 | } 47 | else 48 | { 49 | println("Decrease your guess") 50 | } 51 | } 52 | 53 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 17 | 18 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/mipmap-hdpi/ic_launcher.png: 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3 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/main/res/values/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /FirstKotlinProgram/app/src/test/java/com/techmania/firstkotlinprogram/ExampleUnitTest.kt: -------------------------------------------------------------------------------- 1 | package com.techmania.firstkotlinprogram 2 | 3 | import org.junit.Test 4 | 5 | import org.junit.Assert.* 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * See [testing documentation](http://d.android.com/tools/testing). 11 | */ 12 | class ExampleUnitTest { 13 | @Test 14 | fun addition_isCorrect() { 15 | assertEquals(4, 2 + 2) 16 | } 17 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | buildscript { 3 | ext.kotlin_version = "1.5.20" 4 | repositories { 5 | google() 6 | mavenCentral() 7 | } 8 | dependencies { 9 | classpath "com.android.tools.build:gradle:4.2.2" 10 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 11 | 12 | // NOTE: Do not place your application dependencies here; they belong 13 | // in the individual module build.gradle files 14 | } 15 | } 16 | 17 | allprojects { 18 | repositories { 19 | google() 20 | mavenCentral() 21 | jcenter() // Warning: this repository is going to shut down soon 22 | } 23 | } 24 | 25 | task clean(type: Delete) { 26 | delete rootProject.buildDir 27 | } -------------------------------------------------------------------------------- /FirstKotlinProgram/gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app"s APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Kotlin code style for this project: "official" or "obsolete": 19 | kotlin.code.style=official -------------------------------------------------------------------------------- /FirstKotlinProgram/gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/OakAcademy/Kotlin-Programming-Course/3efd3b85fee3600671f5c1361f0f07ccb1a18be4/FirstKotlinProgram/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /FirstKotlinProgram/gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Jul 07 15:19:00 TRT 2021 2 | distributionBase=GRADLE_USER_HOME 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-bin.zip 4 | distributionPath=wrapper/dists 5 | zipStorePath=wrapper/dists 6 | zipStoreBase=GRADLE_USER_HOME 7 | -------------------------------------------------------------------------------- /FirstKotlinProgram/gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /FirstKotlinProgram/gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /FirstKotlinProgram/settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name = "FirstKotlinProgram" 2 | include ':app' 3 | -------------------------------------------------------------------------------- /FirstProject/.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /FirstProject/.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /FirstProject/.idea/.name: -------------------------------------------------------------------------------- 1 | First Project -------------------------------------------------------------------------------- /FirstProject/.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 6 | 7 | 119 | 120 | 122 | 123 | -------------------------------------------------------------------------------- /FirstProject/.idea/codeStyles/codeStyleConfig.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 5 | -------------------------------------------------------------------------------- /FirstProject/.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /FirstProject/.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 19 | 20 | -------------------------------------------------------------------------------- /FirstProject/.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | 24 | 25 | 29 | 30 | -------------------------------------------------------------------------------- /FirstProject/.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /FirstProject/.idea/render.experimental.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 6 | -------------------------------------------------------------------------------- /FirstProject/app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /FirstProject/app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | id 'kotlin-android' 4 | } 5 | 6 | android { 7 | compileSdkVersion 30 8 | buildToolsVersion "30.0.3" 9 | 10 | defaultConfig { 11 | applicationId "com.example.firstproject" 12 | minSdkVersion 23 13 | targetSdkVersion 30 14 | versionCode 1 15 | versionName "1.0" 16 | 17 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 18 | } 19 | 20 | buildTypes { 21 | release { 22 | minifyEnabled false 23 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 24 | } 25 | } 26 | compileOptions { 27 | sourceCompatibility JavaVersion.VERSION_1_8 28 | targetCompatibility JavaVersion.VERSION_1_8 29 | } 30 | kotlinOptions { 31 | jvmTarget = '1.8' 32 | } 33 | } 34 | 35 | dependencies { 36 | 37 | implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" 38 | implementation 'androidx.core:core-ktx:1.3.1' 39 | implementation 'androidx.appcompat:appcompat:1.2.0' 40 | implementation 'com.google.android.material:material:1.2.1' 41 | implementation 'androidx.constraintlayout:constraintlayout:2.0.1' 42 | testImplementation 'junit:junit:4.+' 43 | androidTestImplementation 'androidx.test.ext:junit:1.1.2' 44 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0' 45 | } -------------------------------------------------------------------------------- /FirstProject/app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /FirstProject/app/src/androidTest/java/com/example/firstproject/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package com.example.firstproject 2 | 3 | import androidx.test.platform.app.InstrumentationRegistry 4 | import androidx.test.ext.junit.runners.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext 22 | assertEquals("com.example.firstproject", appContext.packageName) 23 | } 24 | } -------------------------------------------------------------------------------- /FirstProject/app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /FirstProject/app/src/main/java/com/example/firstproject/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.example.firstproject 2 | 3 | import androidx.appcompat.app.AppCompatActivity 4 | import android.os.Bundle 5 | 6 | class MainActivity : AppCompatActivity() { 7 | override fun onCreate(savedInstanceState: Bundle?) { 8 | super.onCreate(savedInstanceState) 9 | setContentView(R.layout.activity_main) 10 | 11 | } 12 | } -------------------------------------------------------------------------------- /FirstProject/app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /FirstProject/app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /FirstProject/app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 |