Kotlin Tutorial for Beginners: Learn Fundamentals in 1 Hour | Android Development 2025 Series #0

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Kotlin is a modern, statically-typed, cross-platform programming language developed by JetBrains. Its primary goal is to be concise, safe, and interoperable, especially with the Java programming language. It's officially supported by Google for Android development and is considered a preferred language for building Android apps.

⚠️ Disclaimer:
This video is not affiliated with or endorsed by Google or Android. Logos and brand assets are used for educational reference only, in accordance with fair use principles.

This video will teach you everything that you need to get started with Android Development using Kotlin.


We’ll walk through the essential Kotlin concepts that form the backbone of every Android app—from expressions and variables to control flow, functions, and null safety.

📌 What’s covered in this video:
• Fundamentals of data processing in Kotlin
• Arithmetic operations and built-in math functions
• Declaring and managing variables and constants
• Understanding Kotlin’s type system and type conversions
• Working with strings, pairs, and triples
• Control flow mechanisms including conditional statements and loops
• Advanced control flow using ranges and when expressions
• Defining and invoking functions, including function expressions
• Handling nullable types and implementing Kotlin’s null safety features

📚 Chapters :

00:00 Setting up IntelliJ Idea IDE
01:45 Getting Started with Kotlin
02:40 Variables, Constants and Expressions
15:38 Basic Data Types + Pairs and Triples
30:41 Comparison Operators & Control Flow
55:14 Functions & Nullability


Whether you're just starting out or brushing up your basics, this video sets you up with the core Kotlin skills you’ll use every day in Android development.