5.11 - Best Practices
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Practice Questions
Test your understanding with targeted questions
What is a Stream in Java?
💡 Hint: Think about how it works with collections.
Define a stateful operation.
💡 Hint: Consider how they can introduce side effects.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
When should you use Streams?
💡 Hint: Consider the nature of the operation.
True or False: Stateful operations are safe to use with Streams.
💡 Hint: Think about how they interact with shared state.
3 more questions available
Challenge Problems
Push your limits with advanced challenges
Create a Stream operation that takes a list of numbers and returns a list of their squares, ensuring you do not modify any external state.
💡 Hint: Use the map operation to transform data without side effects.
Devise a scenario where using parallel streams would cause problems due to shared mutable state and suggest how to avoid that.
💡 Hint: Look into concurrent programming and thread-safety principles.
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