apt-get update出错的解决方法

在apt-get update的时候出现的下面的错误：

Err:50 http://security.ubuntu.com/ubuntu xenial-security/restricted i386 DEP-11 Metadata                                                
  Hash Sum mismatch

Err:13 http://ppa.launchpad.net/videolan/stable-daily/ubuntu xenial/main i386 Packages                                                  
  Empty files can't be valid archives

解决方法：

sudo rm -fR /var/lib/apt/lists/*
sudo mkdir /var/lib/apt/lists/partial
sudo apt-get update