我想gcc从 Ubuntu 中完全删除。我正在使用gcc 4.9这恰好是最新版本。
我怎样才能从我的系统中完全删除它？
我正在尝试使用以下命令安装Octave：
sudo apt-add-repository ppa:octave/stable
sudo apt-get update
sudo apt-get install octave
但我收到以下错误消息：
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
octave : Depends: libosmesa6 (>= 6.5.2-1) but it is not going to …