Question

Difference between Collectors.List and Collecetors.Set

score 48 · Answer 1 · 2024-03-04T09:14:52.190000

48

Views

Difference between Collectors.List and Collecetors.Set

Published on 04 March 2024 at 09:14

score 53 · Answer 2 · 2024-02-26T14:14:32.587000

53

Views

Is it possible to merge resp. simplify these two Collectors.toMap calls?

Published on 26 February 2024 at 14:14

score 60 · Answer 3 · 2024-02-16T19:47:50.407000

60

Views

How to split array of objects into subarray based on multiple property/field values?

Published on 16 February 2024 at 19:47

score 69 · Answer 4 · 2024-02-06T12:57:49.097000

69

Views

Java Collectors groupBy with special behavior for certain key

Published on 06 February 2024 at 12:57

score 154 · Answer 5 · 2023-12-26T13:46:48.567000

154

Views

Grouping items in a list using Stream API

Published on 26 December 2023 at 13:46

score 226 · Answer 6 · 2023-12-22T02:42:54.417000

226

Views

Why does Collectors.toList() not guarantee mutability

Published on 22 December 2023 at 02:42

score 48 · Answer 7 · 2023-12-19T14:02:43.483000

48

Views

Losing sort order converting a List to a Map using Java Streams

Published on 19 December 2023 at 14:02

score 90 · Answer 8 · 2023-11-04T07:27:33.257000

90

Views

How to take Generic Function<T,R> input parameter for mapper

Published on 04 November 2023 at 07:27

score 45 · Answer 9 · 2023-11-03T14:35:10.333000

45

Views

How to build a HashMap<String, Set<String>> using java8 collectors

Published on 03 November 2023 at 14:35

score 80 · Answer 10 · 2023-10-15T19:25:42.147000

80

Views

How to format double resulting from stream collectors.averagingInt

Published on 15 October 2023 at 19:25

score 51 · Answer 11 · 2023-10-05T08:55:42.527000

51

Views

UniConstraintStream : Why is there a limit to the number of collectors that can be passed to groupBy

Published on 05 October 2023 at 08:55

score 151 · Answer 12 · 2023-10-04T21:07:12.740000

151

Views

In Java 8, how do I convert a List of "flat" objects into a List of nested objects?

Published on 04 October 2023 at 21:07

score 46 · Answer 13 · 2023-09-20T14:53:48.447000

46

Views

Merging two hashmaps with their values combined as object of specific class

Published on 20 September 2023 at 14:53

score 122 · Answer 14 · 2023-09-05T14:18:03.460000

122

Views

How to perform arithmetic on the result of Collectors.counting()?

Published on 05 September 2023 at 14:18

score 147 · Answer 15 · 2023-09-04T14:23:38.537000

147

Views

How to convert a List<String> to Map<String, Long> using Lambda, where the key is the String and the value is a count of the number of vowels?

Published on 04 September 2023 at 14:23

score 26 · Answer 16 · 2023-09-03T10:11:39.787000

26

Views

Better way of handling Collectors.groupingBy in Java

Published on 03 September 2023 at 10:11

score 101 · Answer 17 · 2023-08-29T19:08:48.157000

101

Views

How to add keys and values to Collectors.toMap() by going through the list?

Published on 29 August 2023 at 19:08

score 84 · Answer 18 · 2023-07-28T19:42:03.503000

84

Views

Problem with .collect() method in list .stream() in JAVA

Published on 28 July 2023 at 19:42

score 141 · Answer 19 · 2023-07-19T11:29:54.797000

141

Views

Java collector to Optional<T>

Published on 19 July 2023 at 11:29

score 80 · Answer 20 · 2023-06-09T08:49:09.850000

80

Views

Java 8 Stream - operations on List<List<?>> operations on duplicate ids of a list

Published on 09 June 2023 at 08:49

List Question

Difference between Collectors.List and Collecetors.Set

Is it possible to merge resp. simplify these two Collectors.toMap calls?

How to split array of objects into subarray based on multiple property/field values?

Java Collectors groupBy with special behavior for certain key

Grouping items in a list using Stream API

Why does Collectors.toList() not guarantee mutability

Losing sort order converting a List to a Map using Java Streams

How to take Generic Function<T,R> input parameter for mapper

How to build a HashMap<String, Set<String>> using java8 collectors

How to format double resulting from stream collectors.averagingInt

UniConstraintStream : Why is there a limit to the number of collectors that can be passed to groupBy

In Java 8, how do I convert a List of "flat" objects into a List of nested objects?

Merging two hashmaps with their values combined as object of specific class

How to perform arithmetic on the result of Collectors.counting()?

How to convert a List<String> to Map<String, Long> using Lambda, where the key is the String and the value is a count of the number of vowels?

Better way of handling Collectors.groupingBy in Java

How to add keys and values to Collectors.toMap() by going through the list?

Problem with .collect() method in list .stream() in JAVA

Java collector to Optional<T>

Java 8 Stream - operations on List<List<?>> operations on duplicate ids of a list

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