Unbuntu安装和更新错误解决

Unbuntu安装和更新错误解决

更新错误：

W:Failed to fetch gzip:/......  Hash Sum mismatch, 
E:Some index files failed to download.

解决方法：
sudo rm -R /var/lib/apt/lists/partial/*
sudo apt-get update && sudo apt-get upgrade

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