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In Unix and Linux, the shutdown command can be used to turn off or reboot a computer. Only the superuser or a user with special privileges can shut the system down. One commonly issued form of this command is shutdown -h now, which will shut down a system immediately. Another one is shutdown -r now to reboot.
Cut out selected fields of each line of a file System III cxref: C programming Optional (XSI) Generate a C-language program cross-reference table System V date: Misc Mandatory Display the date and time Version 1 AT&T UNIX dd: Filesystem Mandatory Convert and copy a file Version 5 AT&T UNIX delta: SCCS Optional (XSI) Make a delta (change) to an ...
Go to previous line break (paragraph) Ctrl+↑ ⌥ Opt+↑: Ctrl+↑ (kword or GNOME) Meta+(or Control+↑ (Ctrl+↑: Go to next line break Ctrl+↓ ⌥ Opt+↓: Ctrl+↓ (kword or GNOME) Meta+} or Control+↓) Ctrl+↓: Move the cursor down the length of the viewport Page Down ⌥ Opt+PageDn or ⌥ Opt+Fn+↓ or Ctrl+V. Page Down: Ctrl+v or ...
A Unix shell is a command-line interpreter or shell that provides a command line user interface for Unix-like operating systems. The shell is both an interactive command language and a scripting language, and is used by the operating system to control the execution of the system using shell scripts. [2]
This feature maintained a history of the previously executed commands and allowed the user to review and easily select previous commands to execute. For example, typing the command history would show the previously executed commands. The up and down arrow keys could be used to select a command, or the previous command could be executed using !!.
Provides a network interface for the finger protocol, as used by the finger command. ftpd [1] Services FTP requests from a remote system. httpd: Web server daemon. inetd [4] Listens for network connection requests. If a request is accepted, it can launch a background daemon to handle the request, was known as the super server for this reason.
A shell script can provide a convenient variation of a system command where special environment settings, command options, or post-processing apply automatically, but in a way that allows the new script to still act as a fully normal Unix command. One example would be to create a version of ls, the command to list files, giving it a shorter ...
The Bourne shell (sh) is a shell command-line interpreter for computer operating systems.It first appeared on Version 7 Unix, as its default shell. Unix-like systems continue to have /bin/sh—which will be the Bourne shell, or a symbolic link or hard link to a compatible shell—even when other shells are used by most users.