What are some advanced topics in Java Collections?
Advanced topics in Java Collections include concurrency, custom comparators, and the use of streams.
Can you explain how to use custom comparators?
Sure! Custom comparators allow you to define your own sorting logic for collections. You can implement the Comparator interface.
What about the performance implications of using different collections?
Performance can vary significantly. For example, ArrayList offers fast random access, while LinkedList is better for frequent insertions and deletions.
How do streams work with collections?
Streams provide a functional approach to processing collections, allowing operations like filtering, mapping, and reducing.
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