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Display system documentation Version 2 AT&T UNIX mesg: Misc Mandatory Permit or deny messages Version 1 AT&T UNIX mkdir: Filesystem Mandatory Make directories Version 1 AT&T UNIX mkfifo: Filesystem Mandatory Make FIFO special files 4.4BSD [dubious – discuss] more: Text processing Optional (UP) Display files on a page-by-page basis 3BSD msgfmt ...
xman, an early X11 application for viewing manual pages OpenBSD section 8 intro man page, displaying in a text console. Before Unix (e.g., GCOS), documentation was printed pages, available on the premises to users (staff, students...), organized into steel binders, locked together in one monolithic steel reading rack, bolted to a table or counter, with pages organized for modular information ...
Prints a command to the terminal as Bash reads it. Bash reads constructs all at once, such as compound commands which include if-fi and case-esac blocks. If a set -v is included within a compound command, then "verbose" will be enabled the next time Bash reads code as input, ie, after the end of the currently executing construct. [101]
A shell script can be used to provide a sequencing and decision-making linkage around existing programs, and for moderately sized scripts the absence of a compilation step is an advantage. Interpretive running makes it easy to write debugging code into a script and re-run it to detect and fix bugs.
A command-line interface (CLI) is a means of interacting with a computer program by inputting lines of text called command lines. Command-line interfaces emerged in the mid-1960s, on computer terminals, as an interactive and more user-friendly alternative to the non-interactive mode available with punched cards. [1]
Ubuntu (/ ʊ ˈ b ʊ n t uː / ⓘ uu-BUUN-too) [8] is a Linux distribution derived from Debian and composed mostly of free and open-source software. [9] [10] [11] Ubuntu is officially released in multiple editions: Desktop, [12] Server, [13] and Core [14] for Internet of things devices [15] and robots.
The command command in Unix and Unix-like operating systems is a utility to execute a command. It is specified in the POSIX standard. It is present in Unix shells as a shell builtin function. The argument(s) passed is a command with its arguments. The passed command is run with the normal shell function lookup suppressed.
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...