tomcat安装配置 https://blog.csdn.net/gyshun/article/details/80920227
或者:https://www.cnblogs.com/desireyang/p/12119861.html
jsp运行时报错 https://www.cnblogs.com/yangyufan/p/6009053.html
端口无效的解决办法 https://www.cnblogs.com/l199616j/p/11430615.html
端口被占用的解决办法 https://blog.csdn.net/Gray_humor/article/details/83059625
Tomcat:https://tomcat.apache.org/download-70.cgi
注意tomcat的安装要符和自己所用的jdk