Atomic Kotlin

Table of Contents
Copyright
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