Table of Contents

This shows the table of contents for the completed book.

The bold & italicized atoms in the table of contents below are those included in the Leanpub Free Sample. The Stepik Free Sample includes beginning portions of all non-bold & italicized atoms.

Section I: Programming Basics

  • Introduction
  • Why Kotlin?
  • Hello, World!
  • var & val
  • Data Types
  • Functions
  • if Expressions
  • String Templates
  • Number Types
  • Booleans
  • Repetition with while
  • Looping & Ranges
  • The in Keyword
  • Expressions & Statements

  • Summary 1

    Section II: Introduction to Objects

  • Objects Everywhere

  • Creating Classes

  • Properties

  • Constructors

  • Constraining Visibility

  • Packages

  • Testing

  • Exceptions

  • Lists

  • Variable Argument Lists

  • Sets

  • Maps

  • Property Accessors

  • Summary 2

    Section III: Usability

  • Extension Functions

  • Named & Default Arguments

  • Overloading

  • when Expressions

  • Enumerations

  • Data Classes

  • Destructuring Declarations

  • Nullable Types

  • Safe Calls & the Elvis Operator

  • Non-Null Assertions

  • Extensions for Nullable Types

  • Introduction to Generics

  • Extension Properties

  • break & continue

    Section IV: Functional Programming

  • Lambdas

  • The Importance of Lambdas

  • Operations on Collections

  • Member References

  • Higher-Order Functions

  • Manipulating Lists

  • Building Maps

  • Sequences

  • Local Functions

  • Folding Lists

  • Recursion

    Section V: Object-Oriented Programming

  • Interfaces

  • Complex Constructors

  • Secondary Constructors

  • Inheritance

  • Base Class Initialization

  • Abstract Classes

  • Upcasting

  • Polymorphism

  • Composition

  • Inheritance & Extensions

  • Class Delegation

  • Downcasting

  • Sealed Classes

  • Type Checking

  • Nested Classes

  • Objects

  • Inner Classes

  • Companion Objects

    Section VI: Preventing Failure

  • Exception Handling

  • Check Instructions

  • The Nothing Type

  • Resource Cleanup

  • Logging

  • Unit Testing

    Section VII: Power Tools

  • Extension Lambdas

  • Scope Functions

  • Creating Generics

  • Operator Overloading

  • Using Operators

  • Property Delegation

  • Property Delegation Tools

  • Lazy Initialization

  • Late Initialization

    Appendices

  • Appendix A: AtomicTest

  • Appendix B: Java Interoperability