make
The manual page and help for the make command
The latest manual pages and help
git
The manual page and help for the git command
gcc
The manual page and help for the gcc command
service
The manual page and help for the service command
systemd
The manual page for systemd
systemctl
The manual page and help for the systemctl command
useradd
Manual page and help for the useradd command. The useradd command is a low-level utility for creating users. On Debian, administrators can also use the adduser command.
adduser
The manual page and help for the adduser command
wget
The manual page and help for the wget command
apt-get
The manual page and help for the apt-get command. Apt-get is a command line interface for downloading packages and information from authenticated sources and for installing, updating, and removing packages along with their dependencies.