Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

Java Introduction to Scala Scala Collections Maps and Tuples

David Ngo
David Ngo
15,230 Points

When creating avengers and mutableAvengers. They both used "Map". Does that mean they're no longer immutable since the l

When creating avengers and mutableAvengers. They both used "Map". Does that mean they're no longer immutable since the mutable map library got imported?