Scala Essential Training

Learn the basics to get up and running with the latest version of the Scala programming language, Scala 3.

Introduction

• Get functional with Scala 3
• What you should know
• Big picture: What is Scala?
• Install IntelliJ for Mac
• Install Scala on a Mac
• Install IntelliJ for Windows
• Install Scala on Windows
• Use the exercise files
• Verify your installation

1. Our First Scala Project

• Create a new Scala project
• Understand the basic structure of a Scala project
• Challenge: Hello world
• Solution: Hello world

2. First Scala Function

• Values and types
• How to define a function
• Challenge: Greeting
• Solution: Greeting

3. Control Structures

• If-else statements
• Pattern matching
• Challenge: Print the numbers of multiples
• Solution: Print the numbers of multiples

4. Collections

• Case classes
• Enums
• Enums with parameters
• Challenge: Class and enums
• Solution: Class and enums

5. Options

• Introduction to options
• The map function
• Flat map
• For comprehensions
• Challenge: Options
• Solution: Options

6. Lists

• Introduction to lists
• The map function on lists
• Flat map on lists
• For comprehensions on lists
• Challenge: Lists
• Solution: Lists

Conclusion

• Next steps