In this course, you will complete a postage estimator application and learn these intermediate level Scala topics: abstract classes and traits, enumeration, singleton object, companion object and factory methods, case object. At the end of this class, you will have gained a deeper understanding of Scala and apply it to application development.
Make a Postage Calculator with Scala
Taught in English
Instructor: Harrison Kong
Included with
Guided Project
Recommended experience
What you'll learn
Intermediate Scala concepts
Apply intermediate Scala concepts to application development
Skills you'll practice
Details to know
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About this Guided Project
Learn step-by-step
In a video that plays in a split-screen with your work area, your instructor will walk you through these steps:
Introduction and final product preview
Build an abstract class and the letter class
Extend the abstract class to include postcard and parcel
Learn about singleton object, companion object and factory methods
Use an enumeration for the destination
Use case objects for the destination enumeration
Make a companion and factory method for the new enumeration
Recommended experience
Basic level knowledge of Scala, such as basic object-oriented programming.
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How you'll learn
Skill-based, hands-on learning
Practice new skills by completing job-related tasks.
Expert guidance
Follow along with pre-recorded videos from experts using a unique side-by-side interface.
No downloads or installation required
Access the tools and resources you need in a pre-configured cloud workspace.
Available only on desktop
This Guided Project is designed for laptops or desktop computers with a reliable Internet connection, not mobile devices.
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Frequently asked questions
By purchasing a Guided Project, you'll get everything you need to complete the Guided Project including access to a cloud desktop workspace through your web browser that contains the files and software you need to get started, plus step-by-step video instruction from a subject matter expert.
Because your workspace contains a cloud desktop that is sized for a laptop or desktop computer, Guided Projects are not available on your mobile device.
Guided Project instructors are subject matter experts who have experience in the skill, tool or domain of their project and are passionate about sharing their knowledge to impact millions of learners around the world.