A man page (short for manual page) is a form of software documentation usually found on a Unix or Unix-like operating system. Topics covered include computer...

Unix (/ˈjuːnɪks/ , YOO-niks; trademarked as UNIX) is a family of multitasking, multi-user computer operating systems that derive from the original AT&T...

Single UNIX Specification (SUS) is a standard for computer operating systems, compliance with which is required to qualify for using the "UNIX" trademark...

applications List of Unix daemons List of web browsers for Unix and Unix-like operating systems Unix philosophy util-linux The Wikibook Guide to UNIX has a page...

Current Unix time 1727414006 (purge page cache to update) 2024-09-27T05:13:26+00:00 Unix time is a date and time representation widely used in computing...

In Unix and operating systems inspired by it, the file system is considered a central component of the operating system. It was also one of the first parts...

Unix System V (pronounced: "System Five") is one of the first commercial versions of the Unix operating system. It was originally developed by AT&T and...

Tru64 UNIX is a discontinued 64-bit UNIX operating system for the Alpha instruction set architecture (ISA), currently owned by Hewlett-Packard (HP). Previously...

In computing, tty is a command in Unix and Unix-like operating systems to print the file name of the terminal connected to standard input. tty stands...

tr is a command in Unix, Plan 9, Inferno, and Unix-like operating systems. It is an abbreviation of translate or transliterate, indicating its operation...

The history of Unix dates back to the mid-1960s, when the Massachusetts Institute of Technology, Bell Labs, and General Electric were jointly developing...

In Unix-like computer operating systems, a pipeline is a mechanism for inter-process communication using message passing. A pipeline is a set of processes...

The ln command is a standard Unix command utility used to create a hard link or a symbolic link (symlink) to an existing file or directory. The use of...

The Unix Programming Environment, first published in 1984 by Prentice Hall, is a book written by Brian W. Kernighan and Rob Pike, both of Bell Labs and...

Research Unix are early versions of the Unix operating system for DEC PDP-7, PDP-11, VAX and Interdata 7/32 and 8/32 computers, developed in the Bell...

When a text file with a shebang is used as if it were an executable in a Unix-like operating system, the program loader mechanism parses the rest of the...

The archiver, also known simply as ar, is a Unix utility that maintains groups of files as a single archive file. Today, ar is generally used only to create...

Distribution (BSD) is a discontinued operating system based on Research Unix, developed and distributed by the Computer Systems Research Group (CSRG)...

Guide to Unix has a page on the topic of: Commands List of Unix commands talk (Unix) wall (Unix) write(1) – Version 7 Unix Programmer's Manual Unix Programmer's...

wc (short for word count) is a command in Unix, Plan 9, Inferno, and Unix-like operating systems. The program reads either standard input or a list of...

tail is a program available on Unix, Unix-like systems, FreeDOS and MSX-DOS used to display the tail end of a text file or piped data. The version of tail...

facility, and sshd is a daemon that serves incoming SSH connections. In a Unix environment, the parent process of a daemon is often, but not always, the...

letters, /ˌiːˈdiː/) is a line editor for Unix and Unix-like operating systems. It was one of the first parts of the Unix operating system that was developed...

computer programs designed to enable users of one Unix system to log in or issue commands to another Unix computer via TCP/IP computer network. The r-commands...

depending on the command's implementation. The command is available for Unix and Unix-like operating systems, Microware OS-9, DOS (e.g. 4DOS, FreeDOS), Microsoft...

In computing, cp is a command in various Unix and Unix-like operating systems for copying files and directories. The command has three principal modes...

rm (short for remove) is a basic command on Unix and Unix-like operating systems used to remove objects such as computer files, directories and symbolic...

computer files and directories in Unix and Unix-like operating systems. It is specified by POSIX and the Single UNIX Specification. It is available in...

modification date of a computer file or directory. It is included in Unix and Unix-like operating systems, TSC's FLEX, Digital Research/Novell DR DOS,...

In computing, apropos is a command to search the man page files in Unix and Unix-like operating systems. Apropos takes its name from the French "à propos"...