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A Brief Introduction to Methods and Functions

Scala Operators

13 Lessons

Examine Scala operators, including arithmetic, logical, relational, and bitwise operators.

An Introduction to Operators

Challenge: Using Multiple Operators

Solution Review: Using Multiple Operators

Operator Precedence

Challenge: Temperature Conversion

Solution Review: Temperature Conversion

String Interpolation with 's'

Scala Strings

17 Lessons

Grasp the fundamentals of string manipulation in Scala, exploring operators in Scala, scala arithmetic operators, and Scala logical operators.

An Introduction

Challenge: Embed a Variable in a String

Solution Review: Embed a Variable in a String

String Interpolation with 'f'

Challenge: Formatting Strings

Solution Review: Formatting Strings

String Interpolation with 'raw'

Testing String Equality

Creating Multiline Strings

Splitting Strings

Finding Patterns in Strings

Replacing Patterns in Strings

Methods for Comparing Strings

Challenge: Searching a String

Solution Review: Searching a String

A Brief Introduction to Objects and Classes

Scala Library

14 Lessons

Explore Scala classes, Scala array, and Scala vector, and understand Scala’s object-oriented principles, collections, and mutable vs. immutable types.

An Introduction to the Collection Library

foreach: A Collection Method

The Array Collection

ArrayBuffers

Challenge: Array of Integers

Solution Review: Array of Integers

Working with Lists

Challenge: Appending an Element to a List

Solution Review: Appending an Element to a List

Getting Started with Vectors

Creating a Range of Numbers

LazyList: A Lazy Version of List

Control Structures in Scala

Scala Control Structures

17 Lessons

Explore Scala if, loop in Scala, for loop Scala, Scala while loop, and control structures like try and match expressions in Scala.

Decide with if

Optimizing an if Program

Challenge: Pass or Fail

Solution Review: Pass or Fail

Loop with while

Challenge: Oven is Ready!

Solution Review: Oven is Ready!

Iterate with for

Challenge: Array of Squares

Solution Review: Array of Squares

Exception Handling with try

Pattern Matching with Match

Challenge: Color Wheel

Solution Review: Color Wheel

Types of Patterns

Challenge: Absolute Value

Functions in Scala

18 Lessons

Master defining and evaluating Scala functions, recursive functions in Scala, lexical scope, and tail recursion for efficient programming in Scala.

Defining a Function

Solution Review: Absolute Value

Evaluation Strategies

Quiz: CBV or CBN?

Code Termination

Recursive Functions

Challenge: Sum of Lists

Solution Review: Sum of Lists

Learning by Example: Newton's Method

Blocks

Challenge: Max with Nested Functions

Solution Review: Max with Nested Functions

Lexical Scope

Tail Recursion

Challenge: Tail Recursion

Solution Review: Tail Recursion

What are Higher-Order Functions?

High Order Functions in Scala

16 Lessons

Learn how to use Scala anonymous function and Scala currying to enhance functional programming in Scala with more flexible and reusable code structures.

Learning by Example: Summation

Summation with Higher-Order Functions

Challenge: Write your First Higher-Order Function

Solution Review: Write Your First Higher-Order Function

Anonymous Functions

Summation with Anonymous Functions

Challenge: Anonymous Functions

Solution Review: Anonymous Functions

Functions Returning Functions

Currying

Summation with Currying

Expanding a Multiple Parameter List

Challenge: Using a Curried Function

Solution Review: Using a Curried Function

Creating a Class in Scala

Scala Classes

7 Lessons

Explore Scala objects, including object creation, constructors, and singleton objects, as well as the foundation of the Scala class for structured programming.

Objects of a Class

Creating an Object Using Constructor Parameters

Learning by Example: checksum

Singleton Objects: Companion

Singleton Objects: Standalone

10.

Conclusion

1 Lessons

Explore advanced Scala topics and continue practicing for deeper mastery.

Where to Go from Here

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