Answers for "collections sort"

0

collections counter sort by value

>>> Counter('abracadabra').most_common(3)
[('a', 5), ('r', 2), ('b', 2)]
Posted by: Guest on December-02-2020
0

how to sort a collection

List<CustomObject> list = new ArrayList<CustomObject>();
Comparator<CustomObject> comparator = new Comparator<CustomObject>() {
    @Override
    public int compare(CustomObject left, CustomObject right) {
        return left.getId() - right.getId(); // use your logic
    }
};

Collections.sort(list, comparator); // use the comparator as much as u want
System.out.println(list);
Posted by: Guest on April-04-2022

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