Kotlin Programming Tutorial for Beginners

Learn Kotlin from scratch

Topics to be covered

0. Overview
   • Course introduction, prequisites and software required
1. Installation
   • Install required softwares for Windows, MAC and Linux ( Ubuntu )
2. Getting Started with Kotlin Programming
   • Run your first app in Kotlin
3. Exploring Data Types and Variables
   • Data Types and Variables
   • String, Literals and String Interpolation
   • Comments
4. Constants, Variables and Data Types
5. Control Flow Statements
   • IF ELSE
   • IF Expressions
   • WHEN Expressions
6. Loop Control Statements
   • What are Iterators?
   • FOR Loop and how it works
   • WHILE Loop
   • DO WHILE Loop
   • BREAK statements
   • CONTINUE keyword
   • Labelled FOR Loop
7. Functions and Interoperability
   • Declaring functions
   • Interoperability with Java code
   • Function as Expressions
   • Extension Functions
   • Infix Functions
   • Default Parameters
   • Named Parameters
   • Tailrec Functions
8. Object Oriented Programming in Kotlin
   • Defining Class and creating Objects
   • INIT block
   • Primary and Secondary Constructors
   • Properties ( Field variables )
   • Inheritance
   • Method and Property Overriding
   • Polymorphism
   • Abstract Class, Property and Method
   • Interface
   • Data Class
   • Object Declaration
   • Companion Object
9. Functional Programming in Koltin
   • Lambdas
   • Higher-Order Functions
   • Closures
   • 'it' keyword
   • 'with' function
   • 'apply' function
10. Collections in Kotlin
    • Arrays
    • List
    • Map and HashMap
    • Set and HashSet
11. Sorting and Filtering
    • "filter" function
    • "map" function
    • Predicates: all, any, find, count.
12. Kotlin NULL Safety
    • Safe call
    • with Let
    • Elvis
    • Lateinit keyword
    • Lazy delegation and 'lateinit' vs. 'lazy'
13. Scope Functions
    • with
    • apply
    • let
    • also
    • run
14. Coroutines
    • What are Coroutines? How are they related to Threads?
    • launch, async, runBlocking, withContext, withTimeoutOrNull,
    • Suspending function
    • Cancellation and Timeouts
    • Cooperative suspending functions and isActive flag
    • Exception Handling in Coroutines
    • Sequential execution of suspending function in Coroutines
    • Concurrency within Coroutine
    • lazy 'async'
    • CoroutineScope and CoroutineContext
    • Dispacthers: Confined dispatcher, Default Dispatcher, and Unconfined Displatcher
15. Conclusion