dns设置
在networkmanager没有启动时，如没有网络链接，doker不能使用，手动编辑/etc/resolv.conf 文件可解决，需先删除此软链接
abc@kali:~$ cat /etc/resolv.conf
# ln -s /var/run/NetworkManager/resolv.conf /etc/resolv.conf
# Generated by NetworkManager
nameserver 218.104.111.114
nameserver 218.104.111.122
virtualbox guest iso安装
有时会遇到无法安装iso的文题，解决如下
apt install kernel-devel
ln -s /usr/src/lernels/4.*.* /usr/src/linux
ibus配置
ibus-daemon启动后，仍无法输入中文，need install
ibus-gtk
ibus-gtk3
ibus-qt
export envs
export GTK_IM_MODULE=ibus
export XMODIFIERS=@im=ibus
export QT_IM_MODULE=ibus
i3wm 下调节gtk应用apperance
apt install lxappearance
then run lxappearance