新的云服务器需要进行一些配置和安装一些软件，推荐Digitalocean社区的一些教程
- 服务器配置(包括SSH，安全设置)：https://www.digitalocean.com/community/tutorials/initial-server-setup-with-ubuntu-16-04
- 防火墙设置：https://www.digitalocean.com/community/tutorials/ufw-essentials-common-firewall-rules-and-commands
- 安装JDK：https://www.digitalocean.com/community/tutorials/how-to-install-java-with-apt-get-on-ubuntu-16-04
- 部署java web程序：https://help.aliyun.com/document_detail/51376.html
- 安装Tomcat 8：https://www.digitalocean.com/community/tutorials/how-to-install-apache-tomcat-8-on-ubuntu-16-04
- Linux 软件安装到 /usr，/usr/local/ 还是 /opt 目录？:http://blog.csdn.net/aqxin/article/details/48324377
- Nginx : https://www.digitalocean.com/community/tutorials/how-to-install-nginx-on-ubuntu-16-04
- LAMP：https://www.digitalocean.com/community/tutorials/how-to-install-linux-apache-mysql-php-lamp-stack-on-ubuntu-16-04
- LNMP: https://www.digitalocean.com/community/tutorials/how-to-install-linux-nginx-mysql-php-lemp-stack-in-ubuntu-16-04
- 设置虚拟主机：https://www.digitalocean.com/community/tutorials/how-to-set-up-nginx-server-blocks-virtual-hosts-on-ubuntu-16-04
- redis: https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-redis-on-ubuntu-16-04
- New Ubuntu 14.04 Server Checklist: https://www.digitalocean.com/community/tutorial_series/new-ubuntu-14-04-server-checklist
- Additional steps: https://www.digitalocean.com/community/tutorials/additional-recommended-steps-for-new-ubuntu-14-04-servers
- MySql：https://www.digitalocean.com/community/tutorials/how-to-install-mysql-on-ubuntu-16-04
- MySql远程访问：http://jingyan.baidu.com/article/358570f642b0c7ce4724fccd.html
- MySql远程访问：https://www.digitalocean.com/community/questions/how-to-allow-remote-mysql-database-connection
命令：
- Screen远程会话管理，如screen -S lnmp ，screen就会创建一个名字为lnmp的会话：https://www.vpser.net/manage/screen.html
