Kotlin for Beginners: The Complete Crash Course (2025)

Master the Kotlin programming language from scratch in this complete 5-hour crash course! Whether you are a beginner or looking to sharpen your skills, this video covers everything from Variables and OOP to Functional Programming. This is the exact "Kotlin Programming" module from my premium bootcamp. I'm releasing this for free to help you build the foundation necessary for professional Android Development. Get the Full "Zero to Senior" Android Masterclass:To build real-world apps with Jetpack Compose, Clean Architecture, and AI, you need the full bundle.👇 Get the 90% OFF Discount here:https://www.udemy.com/course/android-... IN THIS VIDEO YOU WILL LEARN: Kotlin Basics: Variables, Data Types, and Type Conversion. Control Flow: If/Else, When, Loops, and Logic. Null Safety: How to handle nulls professionally (Elvis operator, Safe calls). OOP (Object Oriented Programming): Classes, Inheritance, Interfaces, and Polymorphism. Advanced Kotlin: Generics, Enums, Sealed Classes, and Extensions. Functional Programming: Higher-order functions, Lambdas, and Scope functions. READY FOR STEP 2 Knowing Kotlin is just the beginning. To become a hired Android Developer, you need to learn how to apply this code to build apps. In the full Udemy Course, we cover: ✅ Jetpack Compose: Google's modern UI toolkit. ✅ Clean Architecture & MVVM: How to structure professional apps. ✅ Dependency Injection: Using Hilt/Dagger. ✅ Testing: Professional Unit & UI Testing. ✅ Real World Projects: Build apps you can put in your portfolio. 👇 Start your Android Career here: https://www.udemy.com/course/android-... Chapters 00:00:00 -Introduction 00:00:33 -Install Intelj Idea 00:01:26 - Hello World 00:03:40 - Print vs Println 00:05:35 - Comments 00:07:04 - Variable declarations 00:08:08 - Val vs Var in kotlin 00:11:19 - Data Types 00:20:33 - Type Conversion 00:24:57 - Null value 00:29:06- Handling null with if statement 00:30:53- Handling null with Safe call Operator 00:31:53- Handling null with Elvis Operator 00:33:47- Handling null with Non null assertions 00:36:13- String templates,Multiline strings 00:44:43- Boolean, Comparison Operator and Logical Operators 01:00:28- If statement 01:12:32- When statement 01:24:24- Foor loops 01:36:03- Brake and Continue 01:38:12- User inputs with readln 01:41:55- While loops 01:48:15- Guess secret number program 01:51:53- Do-while loop 01:56:28- Contact book program 02:00:28- Functions in kotlin 02:20:28- Collects(Arrays,Maps,List and sets) in kotlin 02:45:05- Package refactoring 02:46:34- Object Oriented Programming basics 02:53:01- Constructors 03:00:00- Encapsulation 03:10:35- Inheritance 03:21:00- Polymorphism 03:26:00- Abstraction 03:32:57- Interfaces 03:44:00- Generics 03:54:00- Objects and Companion objects 03:59:30- Enums 04:04:00- Seal class 04:10:00- Functional Programming Slide 04:27:00- Higher order functions 04:38:00- Built in Higher order functions 04:48:00- Scope functions 05:00:30- Extension functions 05:05:40- Outro #Kotlin #AndroidDev #LearnToCode #ProgrammingCourse #JetpackCompose #AndroidStudio #SoftwareEngineering #Kotlin #AndroidDev #LearnToCode #ProgrammingCourse #JetpackCompose