자바 개발 참고

1. REST API 규칙 : https://sas-study.tistory.com/265
2. firebase auth 사용자 관리 : https://firebase.google.com/docs/auth/admin/manage-users?hl=ko
3. spring data jpa entity : https://victorydntmd.tistory.com/203
4. lombok : https://www.daleseo.com/lombok-popular-annotations/
5. enum : https://woowabros.github.io/tools/2017/07/10/java-enum-uses.html
6. enum converter : https://joont92.github.io/jpa/엔티티-값을-변환해서-저장하기-Converter/
7. java optional : https://www.daleseo.com/java8-optional-after/
8. Spring data JPA Composite pk : https://www.baeldung.com/jpa-composite-primary-keys
9. Spring data JPA ModelMapper : https://www.one-tab.com/page/-tGtpSw6QLqK_rtjwm-_QQ
10. Spring data JPA entity json return 시 infinite recursive : https://www.one-tab.com/page/if1lOoSbQfeDYKzQPIiNeA
11. 1대1 연관관계 : https://www.one-tab.com/page/D8faM9u4S_Wml--RTulFLg
12. get user in spring security : https://www.baeldung.com/get-user-in-spring-security
13. request parameter type : https://sjh836.tistory.com/143
14. Spring data JPA json return할 때 ㅡ무한 호출 @JsonBackReference
15. DTO 고찰 : https://yonguri.tistory.com/69
16. modelmapper list<entity> → list<dto>//방법1) stream 사용 dtoList = entityList .stream() .map(entity -> modelMapper.map(entity, Dto.class)) .collect(Collectors.toList()); //방법2) foreach 사용 dtoList; entityList.forEach((entity)-> { dtoList.add(modelMapper.map(entity, DTO.class)); });
17. oop설계원칙 : https://gmlwjd9405.github.io/2018/07/05/oop-solid.html
18. 스프링에서 thymeleaf 템플릿을 지원하는 이유
    서버가 잠시 동작하지 않았을때도 html이라서 화면이 보이기 때문
    jsp랑 다르게 자바 컴파일을 하지 않았기때문에 jvm 메모리 소모가 덜 하다
    was와 web이라는건 절대적인 역할이 아니라 상대적인 역할 동적인 데이터만 관리하는 서버이냐, 정적인 데이터를 관리하는 서버이냐의 차이.물론 상용 서버 및 설정에 따라 달라지곤함.
19. objectMapper : https://mkyong.com/java/java-convert-object-to-map-example/
20. 자바 엑셀 :https://eastglow.github.io/back-end/2019/03/07/Spring-Apache-POI를-이용한-Excel-Download.html
21. 타임리프 레이아웃 : https://stackoverflow.com/questions/50906362/thymeleaf-layout-decorator-does-not-work
    https://bamdule.tistory.com/33
22. jquery serializeJson() : https://github.com/marioizquierdo/jquery.serializeJSON
23. spring locale translator : https://blog.usejournal.com/spring-boot-rest-internationalization-9ab3fce2489
24. handlerArgumentResolver 사용해서 파라미터 넘겨주기 : https://devidea.tistory.com/16
25. spring hibernate generate uuid : https://www.baeldung.com/hibernate-identifiers
26. 다국어 프로젝트 : https://gist.github.com/dlxotn216/cb9fe1e40c7961da9d7147d9ebc876d6
27. 자바 직렬화(serialize) : https://nesoy.github.io/articles/2018-04/Java-Serialize
28. 스프링 오토 config : https://www.springboottutorial.com/spring-boot-auto-configuration
29. lombok toString.exclude : https://stackoverflow.com/questions/54653734/lombok-java-lang-stackoverflowerror-null-on-tostring-method
30. 스프링 강의 : https://www.springboottutorial.com/spring-boot-auto-configuration
31. ISOC(internet society) - IAB(internet architecture board) - IRTF(internet research task force)/IETF(internet engineering task force) - STD(internet standard) - RFC(request for comments)
32. hibernate DOC : https://docs.jboss.org/hibernate/orm/5.0/userguide/html_single/Hibernate_User_Guide.html#identifiers-generators-generic
33. hibernate vs. sql UUID difference : https://stackoverflow.com/questions/41651681/different-representation-of-uuid-in-java-hibernate-and-sql-server
34. java uuid : https://www.baeldung.com/java-uuid
35. mysql convert byte to uuid :
    LOWER(CONCAT( SUBSTR(HEX(uuid), 1, 8), '-', SUBSTR(HEX(uuid), 9, 4), '-', SUBSTR(HEX(uuid), 13, 4), '-', SUBSTR(HEX(uuid), 17, 4), '-', SUBSTR(HEX(uuid), 21) ))
36. mysql query lock kill :
    show processlist; → call mysql.rds_kill( process-id );
37. (중요) rest api 보안 : https://bcho.tistory.com/807
38. JPA exception과 롤백 : https://woowabros.github.io/experience/2019/01/29/exception-in-transaction.html
39. mysql text size : https://stackoverflow.com/questions/2023481/mysql-large-varchar-vs-text
40. thymeleaf 텍스트 줄바꿈: https://stackoverflow.com/questions/30394419/thymeleaf-spring-how-to-keep-line-break
41. thymeleaf string 함수 : https://www.thymeleaf.org/doc/tutorials/2.1/usingthymeleaf.html#strings
42. 자바 배열 contains : https://ethankang.tistory.com/28
43. hibernate setting batch/order_insert/update : https://stackoverflow.com/questions/27755461/why-is-hibernate-batching-order-inserts-order-updates-disabled-by-default
44. rest api 4단계 : https://blog.restcase.com/4-maturity-levels-of-rest-api-design/
45. spring profile 방법 (https://galid1.tistory.com/664)
46. default / dev / real을 두고 실행 시 -Dspring.profiles.active.*** 설정 (https://effectivesquid.tistory.com/entry/Spring-boot-profile-적용하기)
47. dev / real을 구분하고 default에서 active를 정한다.
48. 이클립스에서 profile 설정 실행 : https://stackoverflow.com/questions/15814497/setting-spring-profile-variable
49. 서버 구축 : https://www.popit.kr/스타트업-개발자-혼자-빠르게-싸게-서버-구축하기-1편/
    https://real-dongsoo7.tistory.com/100
50. 넷프릭스 쥴 api 게이트웨이 : https://jsonobject.tistory.com/464https://ratseno.tistory.com/63
51. 무중단 배포 :https://sangwook.github.io/2014/01/28/zero-downtime-blue-green-deployments-aws.html
    https://jojoldu.tistory.com/267
52. CI/CD : https://velog.io/@ashesglow/2020-02-08-1002-작성됨-vxk6cxkfeu
    https://www.redhat.com/ko/topics/devops/what-is-ci-cd
    https://revf.tistory.com/158
53. string array로 antmatcher : https://stackoverflow.com/questions/53714039/antmatchers-for-a-list-of-paths
54. filter exception controller 적용시키기 :
    https://stackoverflow.com/questions/34595605/how-to-manage-exceptions-thrown-in-filters-in-spring
55. filter 순서 : https://docs.spring.io/spring-security/site/docs/current/reference/html5/#ns-custom-filters
56. 자바 커넥션 풀 확인하기
    datasource 불러오기 JdbcAccessor.getDatasource();
57. hikariPool 불러오기
    HikariPool hikariPool = (HikariPool) new DirectFieldAccessor(jb.getDataSource()).getPropertyValue("pool");
58. native query : https://www.baeldung.com/spring-data-jpa-query
59. 영속성 컨택스트 : https://ict-nroo.tistory.com/130
60. maven wrapper : https://sanghye.tistory.com/34
61. maven 설치 : https://jiwondh.github.io/2018/08/08/maven-install/
62. mvn commend http://tutorials.jenkov.com/maven/maven-commands.html
63. aws 메모리 사용량 (cloudWatch) : https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/Install-CloudWatch-Agent.html
    https://docs.aws.amazon.com/ko_kr/AWSEC2/latest/UserGuide/mon-scripts.html
64. s3 권한 정책 생성 https://uiandwe.tistory.com/1174
65. spring security + thymeleaf config : https://memorynotfound.com/spring-boot-spring-security-thymeleaf-form-login-example/https://www.thymeleaf.org/doc/articles/springsecurity.htmlhttps://victorydntmd.tistory.com/68https://sjh836.tistory.com/165https://handcoding.tistory.com/24https://velog.io/@swchoi0329/NGINX-무중단-배포https://medium.com/@yesesyo/가볍게-마이크로서비스-구축해보기-3-e7e638776109https://woowabros.github.io/r&d/2017/06/13/apigateway.html