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Kotlin

Kotlin is a modern, expressive, and powerful programming language used for Android development, backend applications, and cross-platform projects This "Mastering Kotlin – A Beginner's Guide" course is designed to take you from the basics of Kotlin to advanced concepts, equipping you with the skills needed to build real-world applications.

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Course Details

Language: Kotlin

Duration: 10–12 hours of structured learning

Difficulty: easy

Category: Programming

Certificate: Yes

Requirements

✔️ No prior Kotlin experience needed (Basic programming knowledge is a plus!) ✔️ Kotlin compiler installed (or Android Studio for Android development) ✔️ Willingness to write clean and efficient Kotlin code

Content

01

Introduction to Kotlin & Setting Up the Environment

4 Chapters - 0/4 Completed

What is Kotlin? Why is it popular?

Features of Kotlin (Concise, Safe, Interoperable, and Tool-Friendly)

Setting up Kotlin for different platforms (Android, JVM, CLI)

Writing your first Kotlin program

02

Kotlin Basics – Variables, Data Types, and Operators

5 Chapters - 0/5 Completed

Understanding val vs. var (Immutable vs. Mutable variables)

Data types in Kotlin (Int, Double, String, Boolean, etc.)

Type inference and type conversion

Operators (+, -, *, /, mod, comparison, logical operators)

MCQ

03

Control Flow – Conditional Statements & Loops

4 Chapters - 0/4 Completed

Using if, else, when statements

for and while loops for iteration

Using break and continue

Smart casting in Kotlin

04

Functions & Lambdas in Kotlin

4 Chapters - 0/4 Completed

Defining functions (fun)

Function parameters and return types

Default and named arguments

Higher-order functions and lambda expressions

05

Object-Oriented Programming (OOP) in Kotlin

5 Chapters - 0/5 Completed

Understanding Classes and Objects

Constructors (primary and secondary)

Inheritance and method overriding

Abstract classes and interfaces

MCQ

06

Collections & Data Structures in Kotlin

5 Chapters - 0/5 Completed

Working with Lists (List, MutableList)

Using Sets (Set, MutableSet)

Exploring Maps (Map, MutableMap)

Iterating through collections with forEach, map, filter

MCQ

07

Exception Handling & Null Safety in Kotlin

3 Chapters - 0/3 Completed

What are exceptions? Handling with try-catch-finally

The throw keyword and custom exceptions

Understanding Null Safety (?, !!, ?:, let, safe calls)

08

Coroutines – Writing Asynchronous Code in Kotlin

5 Chapters - 0/5 Completed

What are coroutines and why use them?

Using suspend functions

Working with launch, async, and await

Coroutine scopes (GlobalScope, viewModelScope, lifecycleScope)

MCQ

09

Working with Kotlin Extensions & Higher-Order Functions

4 Chapters - 0/4 Completed

What are extension functions?

Using apply, let, run, also, and with

Lambda expressions and inline functions

mcq

10

Building a Simple Kotlin Project (Mini Project)

3 Chapters - 0/3 Completed

Combining everything learned to build a small console-based or Android project

Best practices for writing clean Kotlin code

Debugging and improving code efficiency

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