Kotlin for Beginners: Complete Course

"Kotlin for Beginners: Complete Course" is the perfect introduction to one of the most in-demand programming languages of our time. The book is written for those who are just starting their journey in IT but want to master a powerful and concise language used for developing Android applications, server-side solutions, and even cross-platform projects.

The author, Alexey Petrov, an experienced developer and teacher, guides the reader step by step from basic concepts to creating full-fledged applications. No prior knowledge is required — all concepts are explained in simple language with clear examples.

What you will learn from this book:

• Kotlin syntax basics: variables, data types, conditional statements, and loops.
• Functions and lambdas: from simple methods to functional programming.
• Object-oriented programming: classes, inheritance, interfaces, and data classes.
• Null Safety: how Kotlin prevents null errors and makes code more reliable.
• Collections and Sequences: working with lists, sets, and maps.
• Coroutines: asynchronous programming without pain and complex callbacks.
• Android development: creating a simple application from scratch.

Who this book is for:

• Beginner programmers who want to learn a modern language from scratch.
• Developers transitioning from Java or Python to Kotlin.
• Students and schoolchildren interested in programming.
• Anyone who wants to create applications for Android.

Each chapter contains practical exercises and code examples that can be run immediately. At the end of the book, you will find the "Task Manager" project — a full-fledged application that brings together all the topics covered. Thanks to its clear structure and accessible presentation, you will quickly master Kotlin and be able to apply it in real projects.

The book is suitable both for self-study and for use in courses. Start your journey into the world of Kotlin right now!