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

A Unix-like (sometimes referred to as UN*X, *nix or *NIX) operating system is one that behaves in a manner similar to a Unix system, although not necessarily...

1970, the Unix epoch. For example, at midnight on 1 January 2010, Unix time was 1262304000. Unix time originated as the system time of Unix operating...

Berkeley Unix or BSD Unix, is a discontinued Unix operating system developed and distributed by the Computer Systems Research Group (CSRG) at the University...

interactive command interpreter and command programming language developed for UNIX-like operating systems. Created in 1989 by Brian Fox for the GNU Project...

Look up unix, Unix, UNIX, UN*X, or *nix in Wiktionary, the free dictionary. Unix may refer to: Unix, a family of operating systems, the first originally...

The Unix philosophy, originated by Ken Thompson, is a set of cultural norms and philosophical approaches to minimalist, modular software development. It...

1-2024, which is part of the Single UNIX Specification (SUS). These commands are commonly implemented in Unix and Unix-like shells and many are available...

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...

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...

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...

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...

executing in the same Unix or Unix-like operating system. The name, Unix domain socket, refers to the domain argument value AF_UNIX that is passed to the...

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

terminal pager program on Unix, Windows, and Unix-like systems used to view (but not change) the contents of a text file one screen at a time. It is similar...

for "GNU's Not Unix!", chosen because GNU's design is Unix-like, but differs from Unix by being free software and containing no Unix code. Stallman chose...

implemented in various convenience routines such as daemon(3) in Unix. Systems often start daemons at boot time that will respond to network requests, hardware...

(short for manual page) is a form of software documentation found on Unix and Unix-like operating systems. Topics covered include programs, system libraries...

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

The cron command-line utility is a job scheduler on Unix-like operating systems. Users who set up and maintain software environments use cron to schedule...

Linux (/ˈlɪnʊks/, LIN-uuks) is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released...

Version 7 Unix, also called Seventh Edition Unix, Version 7 or just V7, was an important early release of the Unix operating system. V7, released in 1979...

developed at Bell Labs by Ritchie between 1972 and 1973 to construct utilities running on Unix. It was applied to re-implementing the kernel of the Unix operating...

The computer tool patch is a Unix program that updates text files according to instructions contained in a separate file, called a patch file. The patch...

19 January 2038. The problem exists in systems which measure Unix time—the number of seconds elapsed since the Unix epoch (00:00:00 UTC on 1 January 1970)—and store...

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

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...

leading to v7 are also sometimes called Ancient UNIX. After the release of Version 10, the Unix research team at Bell Labs turned its focus to Plan 9 from Bell...

The Unix wars were struggles between vendors to set a standard for the Unix operating system in the late 1980s and early 1990s. Both AT&T Corporation...

A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. The various dialects of shell scripts are considered...