背景： centos7

yum install -y gcc gdb strace gcc-c++ autoconf libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel zlib zlib-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs patch e2fsprogs-devel krb5-devel libidn libidn-devel openldap-devel nss_ldap openldap-clients openldap-servers libevent-devel libevent uuid-devel uuid mysql-devel   

yum -y install vim*  ：安裝vim工具

yum install wget

yum install net-tools

yum whatprovides "*/xhost"  ： 安裝xhost

yum install zip unzip   ：安裝zip工具

yum install tigervnc-server：安裝圖形化工具（oracle坑）

安裝圖形介面：

yum groupinstall "GNOME Desktop" "Graphical Administration Tools"
ln -sf /lib/systemd/system/runlevel5.target /etc/systemd/system/default.target 
startx

解除安裝X Window

     yum groupremove 'X Window System' -y

解除安裝GNOME桌面環境

　　yum groupremove "GNOME Desktop Environment"

解除安裝KDE桌面環境

　　yum groupremove "KDE (K Desktop Environment)"