1.apache-tomcat
[]$ cd apache-tomcat的安装目录(在目录下能看见RELEASE-NOTES文件)
[]$ more RELEASE-NOTES
2.mysql
[]$ mysql -v
3.java
[]$ java -version
1.apache-tomcat
[]$ cd apache-tomcat的安装目录(在目录下能看见RELEASE-NOTES文件)
[]$ more RELEASE-NOTES
2.mysql
[]$ mysql -v
3.java
[]$ java -version