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A Brief Introduction to Methods and Functions

Operating with Operators

13 Lessons

Examine Scala operators, methods, their uses, and apply them in coding challenges.

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'

Strings and How to Use Them

17 Lessons

Grasp the fundamentals of string manipulation in Scala covering interpolation, formatting, and pattern matching.

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's Collection Library

14 Lessons

Take a look at 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

Control Structures

17 Lessons

Focus on control structures in Scala, including if, while, for, try, and match expressions.

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

Getting Started with Functions

18 Lessons

Master the steps to define and evaluate functions, recursion, lexical scope, and tail recursion 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?

Higher-Order Functions

16 Lessons

Learn how to use higher-order functions, anonymous functions, and currying in Scala.

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

Classes and Objects

7 Lessons

Unpack the core of object creation, constructors, and singleton objects in Scala.

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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