Animated Rainbow Nyan Cat
์›นํ”„๋กœ๊ทธ๋ž˜๋ฐ์˜ ์—ญ์‚ฌ, ํ†ฐ์บฃ, MVC, ์ธ์Šคํ„ด์Šค ์ƒ์„ฑ
์›นํ”„๋กœ๊ทธ๋ž˜๋ฐ์˜ ์—ญ์‚ฌ 1. ์ •์  HTML 2. CGI (Common Gateway Interface) ์›น์„œ๋ฒ„์—์„œ CGI๋ผ๊ณ  ํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ ์—ฐ๋™ ๊ทœ๊ฒฉ์„ ๋งŒ๋“ค์–ด์„œ ์šด์˜ 3. WAS (web application server) ์ •์  ์„œ๋น„์Šค(HTML)๋Š” ์›น์„œ๋ฒ„์—์„œ ์šด์˜ํ•˜๊ณ  ๋™์ ์„œ๋น„์Šค(ํ”„๋กœ๊ทธ๋žจ์ด ์ž‘๋™)๋Š” ๋ณ„๋„์˜ WAS๋ผ๊ณ  ํ•˜๋Š” ์„œ๋ฒ„๋ฅผ ๋‘์–ด์„œ ์ฒ˜๋ฆฌํ•˜๋Š” ๋ฐฉ์‹ tomcat(๋ฌด๋ฃŒ), IBM WebSphere, ์ž‘์€ ์ค‘์†Œ ์—…์ฒด ->๊ทธ๋“ค๋งŒ์˜ ์›นํ”„๋ ˆ์ž„์›Œํฌ๋ฅผ ๋งŒ๋“ค์–ด์„œ ์šด์˜ tomcat (์ž๋ฐ” 80%, c,c++20%์˜ ์ฝ”๋“œ๋กœ ์ž‘์„ฑ) → ์ž๋ฐ”๊ฐ€ ์„ค์น˜๋˜์–ด ์žˆ์–ด์•ผ ํ•จ → ํ†ฐ์บฃ ๋‚ด๋ถ€์— ๊ฐ ํ†ฐ์บฃ์—์„œ ๊ตฌ๋™์ด ๊ฐ€๋Šฅํ•œ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด๋ณ„๋กœ container๊ฐ€ ๊ตฌ์„ฑ ex.JSP, Servlet, ... JSP -> Servlet์œผ๋กœ ๋ณ€ํ™˜๋จ ํ˜„๋Œ€ ..
2022.08.04
no image
JSP
JSP ๊ฐœ๋ฐœํ™˜๊ฒฝ ๊ตฌ์ถ•ํ•˜๊ธฐ index.jsp Hello JSP!! Hello! Java Server Pages. ์„œ๋ฒ„๋ฅผ ๋งŒ๋“ค๊ณ  ์—ฐ๊ฒฐํ›„์— ์ฃผ์†Œ์ฐฝ์— ์น˜๋ฉด ์ œ์ผ๋จผ์ € ์ฐพ๋Š”๊ฒŒ ๊ธฐ๋ณธ ๋””๋ ‰ํ† ๋ฆฌ์˜ index.html was์—์„œ๋„ index.jsp ๊ทธ๋ž˜์„œ ๋”ฑํžˆ ์ฃผ์†Œ์ฐฝ์— index.jsp ์•ˆ๋ถ™์—ฌ๋„ ๊ทธ๋ƒฅ 127.0.0.1:8080๋งŒ ์จ๋„ ์ž˜๋œธ index.jsp๋ฅผ ๋ฐ”๊ฟ”๋ณด์ž Hello JSP!! ๋‚˜์ด: ์ž…๋‹ˆ๋‹ค. Member.java์—์„œ setter ์—†์• ์ฃผ๊ณ  ์‹คํ–‰์‹œํ‚ค๋ฉด ์—๋Ÿฌ๊ฐ€ ๋‚˜๋Š”๋ฐ, ์ด ๋ถ€๋ถ„์ด ์‹คํ–‰์ด ์•ˆ๋ผ์„œ ๊ทธ๋ ‡๋‹ค. ์ˆ˜์ •๋œ member.jsp getter๋กœ ๋ถˆ๋Ÿฌ์˜ค๊ธฐ ๋ฉค๋ฒ„ ์ •๋ณด -> ์•„์ด๋””: ์ž…๋‹ˆ๋‹ค. ๋ฉค๋ฒ„ ์ •๋ณด -> ์ด๋ฆ„: ์ž…๋‹ˆ๋‹ค. ๋ฉค๋ฒ„ ์ •๋ณด -> ๋‚˜์ด: ์ž…๋‹ˆ๋‹ค. getProperty๋กœ ๋ถˆ๋Ÿฌ์˜ค๊ธฐ ๋ฉค๋ฒ„ ์ •๋ณด -> ์•„์ด๋””: ์ž…๋‹ˆ๋‹ค. ..
2022.08.04
no image
๋„์ปค2, IP
DBConnection.java package com.test.jdbctest; import java.io.IOException; import java.io.PrintWriter; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.ser..
2022.08.03
no image
๋„์ปค
docker ์‚ฌ์ดํŠธ์— ๋“ค์–ด๊ฐ€์„œ ๋„์ปค๋ฅผ ์„ค์น˜ํ›„์— mysql -u root -p //root๋กœ ์ ‘์† create database webdev; //๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋งŒ๋“ฆ use webdev; //์‚ฌ์šฉ create user 'webmaster'@'localhost' identified by '1234'; //์œ ์ € ๋งŒ๋“ค๊ณ  grant all privileges on *.* to 'webmaster'@'localhost'; //๊ถŒํ•œ ์„ค์ •ํ•˜๊ณ  mysql -u webmaster -p //webmaster๋กœ ๋กœ๊ทธ์ธ show database; //๋ฐ์ดํ„ฐ ๋ฒ ์ด์Šค ๋ณด์—ฌ์คŒ centos ๋‹ค์šด๋ฐ›๊ธฐ docker run --name centos001ex01 -it centos exit ํ•˜๋ฉด ๋น ์ ธ๋‚˜์˜ฌ์ˆ˜ ์žˆ๋‹ค. docker start cent..
2022.08.02
๊ฐ€์ƒํ˜ธ์ŠคํŒ…
๊ฐ€์ƒ ํ˜ธ์ŠคํŒ…(virtual hosting) → ํ•˜๋‚˜์˜ ์„œ๋ฒ„์•ˆ์—์„œ ์—ฌ๋Ÿฌ๊ฐœ์˜ ๋„๋ฉ”์ธ์„ ์ด์šฉํ•ด์„œ ์—ฌ๋Ÿฌ๊ฐœ์˜ ์›น์„œ๋น„์Šค ์‹คํ–‰ํ•˜๋Š” ๊ฒƒDNS(Domain Name Server) ๋„คํŠธ์›ŒํŠธ ํ™˜๊ฒฝ์—์„œ ๊ฐœ๋ณ„ ์ปดํ“จํ„ฐ ๋˜๋Š” ์ „์ž๊ธฐ๊ธฐ๋“ค์„ ์ธ์‹ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” MAC์ฃผ์†Œ,IP์ฃผ์†Œ ํ•„์š”ํ•˜๋‹ค๋„คํŠธ์›Œํฌ ์นด๋“œ(NIC:Network Interface Card)์— ๋ถ€์—ฌ๋œ ๊ณ ์œ  ์‹๋ณ„๋ฒˆํ˜ธ IEEE(๋ฏธ๊ตญ ์ „์ง€์ „์žํ˜‘ํšŒ์— ๋”ฐ๋ผ ๋ถ€์—ฌ๋จ) IP์ฃผ์†Œ 231.323.13.423==www.xxx.com ๊ณต์ธ IP ↔ ์‚ฌ์„คIP(์™ธ๋ถ€์—์„œ๋Š” ๋ชป์”€) ์‚ฌ์„ค ์•„์ดํ”ผ ์ฃผ์†Œ๋ฅผ ๋งŒ๋“ค๋•Œ ๊ด€๋ก€์ ์œผ๋กœ ์‚ฌ์šฉํ•˜๋Š” ๋ฐฉ์‹ 192.168.xxx.xxx www.xxx.com =๊ณต์ธ IP → DNS(Domain Name Server) systemctl reload๋Š” ๋ฐ”๋€์„ค์ •๋งŒ ๋ฐ”๊ฟˆ(systemctl..
2022.08.01
no image
์œˆ๋„์šฐ๋กœ apache, ํ†ฐ์บฃ ์—ฐ๋™ํ•ด์„œ ๊ฐ€์ƒํ˜ธ์ŠคํŒ…
๊ทธ๋ฆฌ๊ณ  cmd์ฐฝ์„ ๊ด€๋ฆฌ์ž ๊ถŒํ•œ์œผ๋กœ ๋“ค์–ด๊ฐ€์„œ
2022.08.01
no image
์šฐ๋ถ„ํˆฌ์—์„œ apache, ํ†ฐ์บฃ ์—ฐ๊ฒฐํ•ด์„œ ๊ฐ€์ƒํ˜ธ์ŠคํŒ…
1.apache ์—ฐ๊ฒฐ sudo vi /etc/hosts ๋ฅผ ์ž…๋ ฅํ•˜๊ณ  vhost01 ๊ณผ vhost02๋ฅผ ์ถ”๊ฐ€ํ•ด์ค€๋‹ค. 127.0.0.1 -webroot ํด๋” -000-default.conf ํŒŒ์ผ -webroot -> WEB-INF ->src,classes,lib ํด๋”, web.xml, index.html www.vhost01.com -webroot/vhost01 ํด๋” -vhost01.conf ํŒŒ์ผ -webroot/vhost01 -> WEB-INF ->src,classes,lib ํด๋”, web.xml, index.html www.vhost02.com -webroot/vhost02 ํด๋” -vhost02.conf ํŒŒ์ผ -webroot/vhost02 -> WEB-INF ->src,classes,lib ํด๋”, web..
2022.08.01
no image
์šฐ๋ถ„ํˆฌ์—์„œ localhost ๋Œ์•„๊ฐ€๊ฒŒ ํ•˜๊ธฐ
1.127.0.0.1 2. 127.0.0.1:8080/jsptest.jsp jsptest.jsp ์„œ๋ฒ„ ๋ฒ„์ „ : ์„œ๋ธ”๋ฆฟ ๋ฒ„์ „ : . JSP ๋ฒ„์ „ : /etc/tomcat9๋กœ ๊ฐ„ ํ›„์— sudo vi server.xml ๋ฅผ ์ž…๋ ฅํ•ด ์ด๋ ‡๊ฒŒ ๋ฐ”๊ฟ”์ค€๋‹ค. 3. 127.0.0.1:8080/jdvctest_mariadb.jsp (JSP ๋งˆ๋ฆฌ์•„DB ์—ฐ๋™) ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ๋‹ค๋ฅธ ํŒŒ์ผ๋“ค๋„ ํ•ด๋‹น ํด๋”์— ๋„ฃ์–ด์ค€๋‹ค. 4.127.0.0.1:8080/jdbctest (์„œ๋ธ”๋ฆฟ db์—ฐ๋™) ๋˜, javaTest.javaํŒŒ์ผ์„ ~/webroot/WEB-INF/src์— ๋„ฃ์–ด์ค€๋‹ค.
2022.07.29
no image
์šฐ๋ถ„ํˆฌ ์‹ฌ๋ณผ๋ฆญ ๋งํฌ ๋งŒ๋“ค๊ธฐ, ์†Œ์œ ์ž ๋ณ€๊ฒฝํ•˜๊ธฐ
์‹ฌ๋ณผ๋ฆญ ๋งํฌ ๋งŒ๋“ค๊ธฐ ln -s /var/www/webroot webroot webroot๋กœ ๊ฐ€๋‚˜ /var/www/webroot๋กœ ๊ฐ€๋‚˜ ๊ฐ™์€ ๊ฒฝ๋กœ๋กœ ๊ฐ€๋Š” ๊ฒƒ์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ๋‹ค. ์†Œ์œ ์ž ๋ณ€๊ฒฝํ•˜๊ธฐ sudo chown ๋ณธ์ธ์•„์ด๋”” index.html //์†Œ์œ ์ž ๋ณ€๊ฒฝ sudo chgrp ๋ณธ์ธ์•„์ด๋”” index.html //๊ทธ๋ฃน ๋ฐ”๊พธ๊ธฐ
2022.07.29