Covers how classes and objects are organized in packages, imports, Scala's class hierarchy, traits, top types, the Nothing type, exceptions, and includes an exercise on type determination.
Explores the challenges of null references in programming languages and proposes solutions to mitigate their drawbacks while ensuring compatibility with existing codebases.
Explores safe mutation in Scala, emphasizing the management of mutable state and its significance in interactions, modeling, and implementation efficiency.
