기록

1.20231103 recording

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2.2023 11 12 Swagger / Spring Security

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3.2023 11 14 OAuth2 KAKAO Error : There was an unexpected error (type=Internal Server Error, status=500). This class supports `client_secret_basic`, `client_secret_post`, and `none` by default. Client [kakao] is using [POST] instead.

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4.2023 11 23 : OAuth2 작동

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5.2023 12 13 오늘 새벽의 삽질

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6.springboot 실행 에러

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7.2024 01 14

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8.SpringSecurity 6.2 version apply(c) : 'apply(C)' is deprecated since version 6.2 and marked for removal

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9.QueryDsl BooleanExpression Paging, OrderBy 적용

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10.spring-cloud-starter-gateway

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11.2024-02-03

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12.24-02-03 : SpringBoot - 랜덤 포트 사용 하기

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13.2024-02-05 : sftp 연결

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14.2024-02-05 : sftp 연결

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15.2024-02-06 : 우분투 컨테이너에 SFTP 설정해서 Java 로 접속하기

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16.Kafka-Topic-설정 에러

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17.kafka window : 입력 줄이 너무 깁니다. ㅎㅎ

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18.[240313]-LEFTJOIN 중복

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19.[240320]-LEFTJOIN 조건이 NULL 일 때

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20.[240327] 내가 이해한 Cloud Native Architecture 의 특징

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21.[24-04-05] Process, Thread 와 동시성과 병렬성

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22.[24-04-08] Context Switching

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23.[24-04-10] CPU Bound , I/O Bound

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24.[24-04-10] CPU User mode, Kernel Mode

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25.[2024-04-26] 상속과 동적 바인딩

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26.[2024-04-29] Thread Status

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27.Thread Local Cache ..?

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28.ThreadLocal

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29.SecurityContextHolder 는 Request 요청이 종료된후 제거가 되는가 ?

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30.OncePerRequestFilter 은 Request 요청 마다 실행되는가 ?

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31.Spring Security Filter 와 Serlvet Filter

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32.Java 동기화, 동기화 임계영역

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33.프로그래머스 - 49191 - 순위 - Java

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