• Thumbnail for Sort (Unix)
    In computing, sort is a standard command line program of Unix and Unix-like operating systems, that prints the lines of its input or concatenation of all...
    15 KB (1,122 words) - 18:27, 29 April 2025
  • list of elements Mainframe sort merge, sort utility for IBM mainframe systems Sort (Unix), which sorts the lines of a file Sort (C++), a function in the...
    832 bytes (148 words) - 17:35, 8 May 2024
  • Thumbnail for Unix time
    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...
    51 KB (5,461 words) - 21:22, 22 June 2025
  • Thumbnail for Pipeline (Unix)
    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...
    19 KB (2,345 words) - 21:40, 7 July 2025
  • Thumbnail for Cat (Unix)
    require the files to consist of lines of text, but works with any sort of data. Among Unix critics, cat(1) is considered the canonical example of bad user-interface...
    13 KB (1,391 words) - 08:29, 10 July 2025
  • Thumbnail for Ls
    developed for Unix and later codified by POSIX and Single UNIX Specification, it is supported in many operating systems today, including Unix-like variants...
    12 KB (1,252 words) - 17:53, 23 April 2025
  • Bogosort BogoSort on WikiWikiWeb Inefficient sort algorithms Bogosort: an implementation that runs on Unix-like systems, similar to the standard sort program...
    15 KB (1,891 words) - 00:54, 9 June 2025
  • Thumbnail for List of POSIX commands
    which is part of the Single UNIX Specification (SUS). These commands are implemented in many shells on modern Unix, Unix-like and other operating systems...
    22 KB (168 words) - 19:28, 26 June 2025
  • Thumbnail for Bash (Unix shell)
    interactive command interpreter and command programming language developed for UNIX-like operating systems. Created in 1989 by Brian Fox for the GNU Project...
    94 KB (7,283 words) - 19:01, 12 July 2025
  • Thumbnail for Daemon (computing)
    computing systems, the term daemon is used almost exclusively in the context of Unix-based systems. In other contexts, different terms are used for the same concept...
    13 KB (1,461 words) - 05:43, 26 May 2025
  • 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...
    22 KB (1,356 words) - 04:00, 26 June 2025
  • join is a command in Unix and Unix-like operating systems that merges the lines of two sorted text files based on the presence of a common field. It is...
    3 KB (377 words) - 23:36, 27 March 2025
  • string "foo" and prints them on its output. Common Unix filter programs are: cat, cut, grep, head, sort, tail, and uniq. Programs like awk and sed can be...
    7 KB (776 words) - 01:49, 25 July 2023
  • Thumbnail for History of Unix
    The history of Unix dates back to the mid-1960s, when the Massachusetts Institute of Technology, Bell Labs, and General Electric were jointly developing...
    60 KB (7,158 words) - 21:20, 6 July 2025
  • Thumbnail for Douglas McIlroy
    Douglas McIlroy (category Unix people)
    known for having originally proposed Unix pipelines and developed several Unix tools, such as echo, spell, diff, sort, join, graph, speak, and tr. He was...
    20 KB (1,677 words) - 02:38, 26 May 2025
  • In Unix and Unix-like operating systems, job control refers to control of jobs by a shell, especially interactively, where a "job" is a shell's representation...
    10 KB (1,409 words) - 18:58, 13 May 2025
  • Thumbnail for Comm
    Comm (redirect from Comm (Unix))
    input files to be sequenced in the same line collation order, sorted lexically. The sort (Unix) command can be used for this purpose. The comm algorithm makes...
    7 KB (633 words) - 19:54, 12 December 2024
  • topological sort, Hu's algorithm is not unique and can be solved using DFS (by finding the largest path length and then assigning the jobs). tsort, a Unix program...
    23 KB (3,170 words) - 16:32, 22 June 2025
  • Thumbnail for Quicksort
    Quicksort (redirect from Quick sort)
    Quicksort gained widespread adoption, appearing, for example, in Unix as the default library sort subroutine. Hence, it lent its name to the C standard library...
    73 KB (10,092 words) - 13:13, 11 July 2025
  • Thumbnail for Shell script
    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...
    25 KB (3,135 words) - 06:34, 12 June 2025
  • Tee (command) (redirect from Tee (UNIX))
    provided by many shells although syntax varies. The command is provided in Unix and Unix-like systems, OS-9, DOS (e.g. 4DOS, FreeDOS), Windows (e.g. 4NT, PowerShell...
    10 KB (1,042 words) - 18:44, 5 June 2025
  • Thumbnail for Du (Unix)
    system storage use – space used for a file or a directory tree. The Single UNIX Specification (SUS) specifies that by default, du reports the space allocated...
    6 KB (633 words) - 19:53, 13 April 2025
  • Uniq (redirect from Uniq (Unix))
    uniq is a utility command on Unix, Plan 9, Inferno, and Unix-like operating systems which, when fed a text file or standard input, outputs the text with...
    4 KB (362 words) - 10:09, 25 July 2023
  • Tsort (redirect from Tsort (Unix))
    Unix and Unix-like platforms, that performs a topological sort on its input. It is part of the POSIX.1 standard. and has been since The Single UNIX Specification...
    8 KB (721 words) - 14:59, 9 May 2025
  • Darwin (operating system) (category Unix variants)
    Darwin is the core Unix-like operating system of macOS, iOS, watchOS, tvOS, iPadOS, audioOS, visionOS, and bridgeOS. It previously existed as an independent...
    46 KB (2,765 words) - 17:08, 16 July 2025
  • Qsort (category Sorting algorithms)
    makes it unsuitable to properly sort the system's little-endian integers, or any other data structures. In Version 3 Unix, the interface is extended by...
    8 KB (831 words) - 10:59, 8 July 2025
  • GNU Core Utilities (category Unix software)
    coreutils is a collection of GNU software that implements many standard, Unix-based shell commands. The utilities generally provide POSIX compliant interface...
    15 KB (1,182 words) - 12:58, 14 May 2025
  • Make (software) (redirect from Make (Unix))
    via the operating system shell. Make is widely used, especially in Unix and Unix-like operating systems, even though many competing technologies and...
    42 KB (4,400 words) - 11:27, 14 May 2025
  • standard English language spell checker for Unix, Plan 9, and Unix-like operating systems. Appearing in Version 6 Unix, spell was originally written by Stephen...
    4 KB (389 words) - 10:11, 13 January 2025
  • files as a single archive file. Originally developed for Unix, it is widely available on Unix-based systems, and similar commands are available on other...
    15 KB (1,543 words) - 23:13, 6 June 2025