Archive: 2020/9

2020
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Devlog

SSL

1.2. SSL은 뭐고, 인증서는 뭔가?Secure Socket Layer(SSL) 프로토콜은 넷스케이프사에서 웹서버와 브라우저 간의 보안 통신을 위해 만들어졌다. SSL은 통신할 때 인증기관(Certificate Authority, CA)라는 것을 이용해서 서로 인식하게끔 되어 있다. 이 과정을 간단하게 설명하면 다음과 같다. [웹브라우저] 보안 페이지를

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Devlog

Static Factory Method

Static Factory MethodWe have often used the constructor when You need to create the object. because This function is basically offered a lot of the programming languages like Java, C++, JS, python and

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Devlog

Dockerfile

docker run oracle example1docker run -d -p 59160:22 -p 59161:1521 jaspeen/oracle-xe-11g DockerfileENTRYPOINTThis keyword is used to execute some scripts when you start docker container. That is this k

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Devlog

Summary Oracle Query Briefly

UNIONIt would resort when your select queries are merged. 1234567SELECT DCI_TKT_CAR, DCI_USE_YN, DCI_CLASS, DCI_CLASS_DESC FROM DOM_CLASS_INFO WHERE LENGTH(DCI_CLASS) = 1 AND DCI_TKT_CAR = 'LJ&#x

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Devlog

Jvm options

SETJvm argumentJvm arguments are begun with ‘-D’. 1java -jar -Dfoo heumsi-springboot.jar Application argumentApplication arguments are begun with ‘—‘. 1java -jar --bar heumsi-sprinboot.jar GETapplicat