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java 8 hashmap example stackoverflow

2 Programmers 1 Bug answered on March 6, 2020 Popularity 4/10 Helpfulness 1/10

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java 8 hashmap example stackoverflow

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Optional<List> o = id1.entrySet()
                      .stream()
                      .filter( e -> e.getKey() == 1)
                      .map(Map.Entry::getValue)
                      .findFirst();

Popularity 4/10 Helpfulness 1/10 Language java

Source: stackoverflow.com

Tags: hashmap java java-8 stack-overflow

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Contributed on Mar 06 2020

2 Programmers 1 Bug

0 Answers Avg Quality 2/10

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java 8 hashmap example stackoverflow

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List<List> list = id1.entrySet()
                     .stream()
                     .filter(.. some predicate...)
                     .map(Map.Entry::getValue)
                     .collect(Collectors.toList());

Popularity 4/10 Helpfulness 1/10 Language java

Source: stackoverflow.com

Tags: stack-overflow hashmap java java-8

Link to this answer
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Contributed on Mar 06 2020

2 Programmers 1 Bug

0 Answers Avg Quality 2/10

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java 8 hashmap example stackoverflow

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