使用命令关闭占用80端口的程序
sudo fuser -k 80/tcp
Nginx [emerg]: bind() to 0.0.0.0:80 failed (98: Address already in use),布布扣,bubuko.com
Nginx [emerg]: bind() to 0.0.0.0:80 failed (98: Address already in use)
原文：http://www.cnblogs.com/toosuo/p/3571114.html
