Java's environmental configuration is always forgotten, now sorted out

Set of environmental variables under Windows:

Path

C: / Web Server / J2SDK142; C: / Webserver / J2SDK142 / BIN

Classpath

C: /webserver/j2sdk142/lib/dt.jar; c: /webserver/j2sdk142/lib/rt.jar; C: / Webserver / Tomcat 5.0 / Common / LIB

Java_home

JRE_HOME

Tomcat_home

Set of environmental variables under Linux

Path = / home / webmail / jdk1.5.0 / bin: / home / webmail / jre / bin: / home / webmail / tomcat / bin: / home / webmail / Tomcat / JRE / BIN

Classpath =.: / Home / webmail / lib / mail.jar: /Home/webmail/webmail/Home: /Home/webmail/Home/webmail/lib/mm.mysql-2.0. 4-bin.jar: /Home/webmail/lib/servlet.jar

Java_Home = / Home / Webmail / JDK1.5.0

Tomcat_Home = / Home / Webmail / Tomcat