balsikandar
/ PolymorphismToAvoidIf.kt
Created
May 4, 2021 19:19
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| fun main() { | |
| val carDealer = CarDealer() | |
| println(carDealer.getSpeed(VehicleTypes.BUS)) | |
| } | |
| class CarDealer { | |
| val map = HashMap<VehicleTypes, Vehicle>() | |
| init { | |
| map.put(VehicleTypes.CAR, Car()) |
balsikandar
/ IfElseChainSolution3.kt
Last active
May 28, 2021 07:59
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| if (pickupSelected && dropSelected) return gotoNextPage() | |
| var msg: String? = "Please select pickup location" | |
| if (selectedTab === "PICKUP_POINT" && pickupSelected) { | |
| goToDrop() | |
| msg = null | |
| } | |
| msg = msg ?: "Please select drop location" | |
| if (selectedTab === "DROP_POINT" && dropSelected) { |
balsikandar
/ ifElseChainSolution2.kt
Created
May 1, 2021 19:20
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| if (pickupSelected && dropSelected) return gotoNextPage() | |
| if (selectedTab === "PICKUP_POINT") { | |
| if (pickupSelected) { | |
| goToDrop(); | |
| } else { | |
| toast("Please select pickup location") | |
| } | |
| } |
balsikandar
/ IfElseChainSolution4.kt
Created
May 1, 2021 19:19
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| fun main() { | |
| if (pickupSelected && dropSelected) return gotoNextPage() | |
| if (selectedTab === "PICKUP_POINT") { | |
| verifyPickup(pickupSelected) | |
| } | |
| if (selectedTab === "DROP_POINT") { | |
| verifyDropOff(dropSelected) | |
| } |
balsikandar
/ ifElseChainSolution1.kt
Last active
May 1, 2021 19:19
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| if (pickupSelected && dropSelected) { | |
| return gotoNextPage(); | |
| } | |
| if (selectedTab === "PICKUP_POINT") { | |
| if (pickupSelected) { | |
| goToDrop(); | |
| } else { | |
| toast("Please select pickup location") | |
| } |
balsikandar
/ IfElseChain.kt
Created
May 1, 2021 19:14
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| if (pickupSelected && dropSelected) { | |
| gotoNextPage(); | |
| } else if (selectedTab === "PICKUP_POINT") { | |
| if (pickupSelected) { | |
| goToDrop(); | |
| } else { | |
| toast("Please select pickup location") | |
| } | |
| } else { | |
| if (dropSelected) { |
balsikandar
/ IfAndElseChain.kt
Created
May 1, 2021 17:08
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| getCurrencyNameOf("UK") | |
| fun getCurrencyNameOf(country: String): String { | |
| return if (country == "India") { | |
| "Rupee" | |
| } else if (country == "USA") { | |
| "Dollars" | |
| } else if (country == "UK") { | |
| "Euro" | |
| } else if (country == "Japan") { |
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| class Currency { | |
| val map = HashMap<String, String>(); | |
| init { | |
| map.put("India", "Rupee") | |
| map.put("UK", "Euro") | |
| map.put("Japan", "Yen") | |
| map.put("USA", "Dollar") | |
| map.put("China", "Yuan") | |
| } |
balsikandar
/ EnableAutoStart.kt
Created
January 21, 2021 09:14
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| try { | |
| val intent = Intent() | |
| val manufacturer = Build.MANUFACTURER | |
| if ("xiaomi".equals(manufacturer, ignoreCase = true)) { | |
| intent.component = ComponentName( | |
| "com.miui.securitycenter", | |
| "com.miui.permcenter.autostart.AutoStartManagementActivity" | |
| ) | |
| } else if ("oppo".equals(manufacturer, ignoreCase = true)) { | |
| intent.component = ComponentName( |
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| class Student( | |
| val name: String?, | |
| val standard: Int, | |
| val rollNumber: Int | |
| ) { | |
| private constructor(builder: Builder) : this(builder.name, builder.standard, builder.rollNumber) | |
| class Builder { | |
| var name: String? = null |
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