HighLight in your life~

https://tech.osci.kr/

KISA 아카데미

https://academy.kisa.or.kr/main.kisa

한국소프트웨어측정원

 http://kfpug.or.kr/bbs/board.php?bo_table=sub4_2 

한국클라우드산업협회

https://kcloud.or.kr/

솔데스크

https://soldesk.imweb.me/

도커와 쿠버네티스를 활용한 컨테이너관리

https://www.sharedit.co.kr/seminars

NHN Cloud

https://cloudon.nhn.com/

AWS Cloud

https://aws.amazon.com/ko/

Google Cloud

 https://cloud.google.com/?hl=ko 

 https://cloud.google.com/certification?hl=ko#certification_paths

KUBETM BLOG

K8S 실습 자료실

https://kubetm.github.io/k8s/

Helm 실습 자료실

https://kubetm.github.io/helm/

1. 아래의 구문을 사용한 인덱스 생성 : 45분 내외 소요됨

CREATE INDEX EICODADM.IX_EI_COD_3000NT_15 ON EICODADM.TB_COD_3000NT(CVPL_RCEPT_DE,INSTT_SEQ_NO,CVPL_FORMAT_CD,CVPL_REQST_CNO)
NOLOGGING TABLESPACE TS_IDX_EI LOCAL ONLINE;

2. 생성된 인덱스 10% 샘플링 통계수집

BEGIN
  SYS.DBMS_STATS.GATHER_INDEX_STATS (
     OwnName           => 'EICODADM'
    ,IndName           => 'IX_EI_COD_3000NT_15'
    ,Estimate_Percent  => 10
    ,Degree            => 4
    ,No_Invalidate  => FALSE);
END;
/

https://ko.wikipedia.org/wiki/%EC%BF%A0%EB%B2%84%EB%84%A4%ED%8B%B0%EC%8A%A4

https://www.redhat.com/ko/topics/containers/what-is-kubernetes

https://github.com/kubernetes/kubernetes

1. 파일생성하기

 echo "file content" >> file.txt

 touch file.txt

K8S 실습 자료실 / 인프런

https://kubetm.github.io/k8s/

Spring API
https://docs.spring.io/spring/docs/4.3.8.RELEASE/javadoc-api/


mybatis
http://www.mybatis.org/mybatis-3/apidocs/reference/org/apache/ibatis/session/SqlSession.html


mybatis-Spring
http://www.mybatis.org/spring/apidocs/


mybatis Mapper XML Files
http://www.mybatis.org/mybatis-3/sqlmap-xml.html


JavaScript
http://www.w3schools.com/js/default.asp

http://devdocs.io/

CSS
https://www.kobzarev.com/wp-content/uploads/cheatsheets/css/css3-cheat-sheet.pdf

https://developer.mozilla.org/ko/docs/Web/CSS/Css_Reference

jQuery
https://oscarotero.com/jquery/

HTML

http://www.tcpschool.com/html-tag-attrs/a-href

개발시에 버전이 중요하다.

https://www.oracle.com/kr/java/technologies/downloads/

*** 개발환경설치

1. JDK 8 : 
C:\Program Files\Java\jdk1.8.0_91

내PC - 속성 - 고급 시스템 설정-고급 - 시스템변수(S) - Path - 'C:\Program Files\Java\jdk1.8.0_91' - 위로 이동


path = %JAVA_HOME%\bin


새 시스템 변수
변수이름: JAVA_HOME
변수값: C:\Program Files\Java\jdk1.8.0_91

---------------------------------------------------------------------------------------------

2. WAS(Tomcat8.5)

WAS_HOME
C:\apache-tomcat-8.5.63

WEB APPLICATION
C:\apache-tomcat-8.5.63\webapps

C:\apache-tomcat-8.5.63\webapps\docs\WEB-INF\web.xml => 환경설정파일(시작할 때 read)


(툴) 이클립스, 인텔리제이

http://localhost:8080/edu/test01.html
http://127.0.0.1

---------------------------------------------------------------------------------------------

*** 서블릿: 웹에서 요청해서 실행할 수 있는 유일한 자바 프로그램

*** 서블릿 필요 조건

1. 반드시 javax.servlet.http.HttpServlet 상속해야 한다.

 https://docs.oracle.com/javaee/7/api/index.html?javax/servlet/package-summary.html 

javax.servlet
javax.servlet.http

2. 서블릿 경로
 2-1. web.xml
 2-2. @

http://localhost:8080/edu/servlet/com.edu.test.FirstServlet

http://localhost:8080/edu/exam01

---------------------------------------------------------------------------------------------

************************************************************************************************
*** (중요함) 저장소(scope이라는 단어가 나오면 3개 중에 1개) : 3개 중 1개에서 저장함
1. ServletContext
- 서버 시작시 생성
- 서버 종료시 삭제
- web aplication 개수 단위로 생성됨
1.2. ServletContext 기능
 가. application 단위로 데이터 공유
 나. application 변수 사용할 때
   => [중요함] 페이지 이동시 이전 페이지의 request, response 그대로 받아 사용하는 경우
        RequestDispatcher HttpServletRequest.getRequestDispatcher(path)
        RequestDispatcher.forward(req, resp) 이동했다가 다시 안돌아 온다.
                               .include(req, resp) 이동했다가 다시 돌아 온다.
   => [중요함, null point exception] 페이지 이동시 새로운 request, reponse 생성
        HttpServletResponse.sendRedirect(path)

2. HttpSession(로그인/아웃, 장바구니)
- client 접속시 생성됨
- client 종료시 종료됨
- client 당 1개로

3. HttpServletRequest
- 요청시 생성
- 응답완료시 삭제
- 요청이 들어올 때마다 생성됨


************************************************************************************************

저장: setAttribute(String name, Object value)
추출: Object getAttribute(String name)
삭제: removeAttribute(String name)

---------------------------------------------------------------------------------------------

http://localhost:8080/edu/test01
http://localhost:8080/edu/test02

test01
test02