我尝试按照此链接上的说明在Ubuntu 14.04 上安装 CUDA，但是在这一步中我遇到了包依赖问题：
~/Downloads$ sudo apt-get install cudaReading package lists... Done
Building dependency tree
Reading state information... Done
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:
cuda : Depends: cuda-7-0 (= …尝试在我的 Ubuntu 16.04 上运行 Python 脚本时，我收到以下消息：
GLib-GIO-Message: Using the 'memory' GSettings backend. Your settings will not be saved or shared with other applications.
(python:14505): Gtk-WARNING **: GModule (/usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/immodules/im-ibus.so) initialization check failed: GLib version too old (micro mismatch)
(python:14505): Gtk-WARNING **: Loading IM context type 'ibus' failed
(python:14505): Gtk-WARNING **: GModule (/usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/immodules/im-ibus.so) initialization check failed: GLib version too old (micro mismatch)
(python:14505): Gtk-WARNING **: Loading IM context type 'ibus' failed
(python:14505): Gtk-WARNING **: GModule (/usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/immodules/im-ibus.so) initialization check failed: GLib version too …