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Angela
Angela

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Bootcamp Java Developer Day #11

Day 11:

Finished one course and solved 5 challenges level easy.

8) Finished: Implementing Collections and Streams with Java

Today's topic were:

  • Optional
    java.util.Optional

  • Streams
    stream().count());
    stream().max(Comparator.comparingInt(String::length))
    stream().filter()
    collect(Collectors.toList())
    stream().map()
    stream().limit(3).collect(Collectors.toList())
    stream().peek()
    collect(Collectors.joining(", "))
    collect(Collectors.toSet())
    collect(Collectors.groupingBy())

9) Arithmetic Fundaments in Java

This part was composed by five challenges about arithmetic operations. Level easy.

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