安装beyond compare：
wget http://www.scootersoftware.com/bcompare-4.1.9.21719_amd64.deb sudo apt-get update sudo apt-get install gdebi-core sudo gdebi bcompare-4.1.9.21719_amd64.deb
卸载beyond compare
sudo apt-get remove bcompare
安装beyond compare：
wget http://www.scootersoftware.com/bcompare-4.1.9.21719_amd64.deb sudo apt-get update sudo apt-get install gdebi-core sudo gdebi bcompare-4.1.9.21719_amd64.deb
sudo apt-get remove bcompare
