Essential session storage is required to sign in. Optional analytics remain off unless you allow them.
Turn the path into reviewable evidence with its scoped project milestones and explicit grading criteria.
Model a small domain (a library, store, or playlist) in idiomatic Java: classes with encapsulated fields and constructors (or records for immutable...
Build a component that ingests a dataset (CSV/JSON or in-memory records) and answers questions with the Stream API: filter/map/reduce, grouping...
Build a multi-threaded processor that runs many tasks concurrently using an ExecutorService (a thread pool) and Futures, with thread-safe shared state...