sudo lsb_release -a # to check the information of ubuntu release
sudo apt-get install poppler-data # for document viewer(pdf reader included in ubuntu to support the chinese characters in pdf)
sudo apt-get install -c ~/apt_proxy.conf install p7zip-full (extract 7z format file)
cat /etc/issue
#For Dev
sudo apt-get install binutils-doc cpp-doc gcc-4.1-doc gcc-doc glibc-doc libstdc++6-4.1-doc stl-manual cpp-4.1-doc manpages manpages-dev
(ps. when you want to look for detail in stl, using man 3 std::vector)
sudo apt-get install codeblock geany eclipse
