Remove Duplicates from a List

Remove Duplicates from a List

Situation:
You have a list with duplicate names and need to remove those duplicates.

Solution:

List<String> names = Arrays.asList("Alice", "Bob", "Alice", "Charlie");

List<String> distinctNames = names.stream()
    .distinct()
    .collect(Collectors.toList());

System.out.println(distinctNames);

Explanation:
The distinct method removes duplicate elements from the stream before collecting them into a list.

Result:

[Alice, Bob, Charlie]

Duplicates removed! Your list is now distinct and clean. Code on!


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