App 2: Using Either Instead of Try | Video: Free Introduction to Functional Programming Course
Briefly

Instead of replacing all Try instances in the TDL app with Either, focus on the Database class functions for a smoother transition and understanding of usage across the application.
Updating functions such as insert within the Database class involves changing the return type from Try to Either, where Left holds errors and Right signifies success results.
Read at Alvinalexander
[
|
]