정 니가 정리를 하고 싶다면

• HackerRank. Making Anagrams

  2020-05-14

  Algorithm

  Algorithm  HackerRank  String  Java
  • Problem

  Problem

  https://www.hackerrank.com/challenges/ctci-making-anagrams/problem

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• HackerRank. New year chaos

  2020-05-13

  Algorithm

  Algorithm  HackerRank  Array  Sort  Java
  • Problem

  Problem

  https://www.hackerrank.com/challenges/new-year-chaos/problem

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• Java8. CompletableFuture

  2020-05-09

  Java

  Java  Java8  CompletableFuture  비동기  ModernJavaInAction
  • Summary

  Summary

  • Java8, Java9 에서는 코드를 비동기로 실행하는 방법을 제공한다.
  • CompletableFuture와 리액티브 프로그래밍이 있다.
  • 이중 CompletableFuture를 알아본다.
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• Java8. Null 대신 Optional 클래스

  2020-05-08

  Java

  Java  Null  Optional  ModernJavaInAction
  • Summary

  Summary

  • Null의 문제점을 파악한다.
  • Java8에서 나온 Optional을 Null을 대체할 방법을 알아본다.
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• HackerRank. Reverse a doubly linked list

  2020-05-08

  Algorithm

  Algorithm  HackerRank  LinkedList  Java
  • Problem

  Problem

  https://www.hackerrank.com/challenges/reverse-a-doubly-linked-list/problem

  Read All

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• HackerRank. Queues - A Tale of Two Stacks

  2020-05-08

  Algorithm

  Algorithm  HackerRank  Queue  Stack
  • Problem

  Problem

  https://www.hackerrank.com/challenges/ctci-queue-using-two-stacks/problem

  Read All

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