Display "Hello World" in the browser using Java

■ Display "Hello World" on the browser using Java -Tomcat installation and configuration → I installed it, executed "startup.bat", and even if I entered http: // localhost: 8080 in the URL field of the browser, the connection was refused. → Change the environment variable settings with a kettle Reference URL) https://eng-entrance.com/java-servlet-tomcat-install → Execute "startup.bat" again and access http: // localhost: 8080 in the URL field of the browser and succeed. The image of the cat was displayed

Do not close the black screen of Tomcat like a prompt. → After that, in eclips, "File (F)-"Other (O) "-" Dynamic Web Project "-Enter the project name appropriately -Put "index.jsp" in the same directory as "Web-INF" * F5- "View View (V)"-"Other" in the upper hierarchy -"Server"-Select "Open"-Right click New (w)-"Server"-Select the relevant server-Add the project you want to use -"Done"-Change port etc.-Start-http: // localhost: / project name /
Only one server can be "started, synchronized"

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