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Encyclopedia > Z Shell
Z shell

Screenshot of a zsh session
Developer: Peter Stephenson, et. al.
Latest release: 4.2.6 / December 5, 2005
Preview release: 4.3.2 / March 2, 2006
OS: Various
Use: Unix shell
License: BSD-style license
Website: Official website

The Z shell (zsh) is a Unix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting. Zsh can be thought of as an extended bourne shell with a large number of improvements, including some of the most useful features of bash, ksh, and tcsh. Image File history File links No higher resolution available. ... Software development is the translation of a user need or marketing goal into a software product. ... A software release refers to the creation and availability of a new version of a computer software product. ... December 5 is the 339th day (340th in leap years) of the year in the Gregorian calendar. ... 2005 (MMV) was a common year starting on Saturday of the Gregorian calendar. ... A software release refers to the creation and availability of a new version of a computer software product. ... March 2 is the 61st day of the year in the Gregorian Calendar (62nd in leap years). ... For the Manfred Mann album, see 2006 (album). ... An operating system (OS) is a set of computer programs that manage the hardware and software resources of a computer. ... Screenshot of a sample Bash session, taken on Gentoo Linux. ... A software license is a legal agreement which may take the form of a proprietary or gratuitous license as well as a memorandum of contract between a producer and a user of computer software. ... The BSD daemon BSD licenses represent a family of permissive free software licenses. ... A website (or Web site) is a collection of web pages, images, videos and other digital assets and hosted on a particular domain or subdomain on the World Wide Web. ... Screenshot of a sample Bash session, taken on Gentoo Linux. ... There are several conceptual views of interactivity, the most general being the contingency view. ... An interpreter is a computer program that executes other programs. ... A shell script is a script written for the shell, or command line interpreter, of an operating system. ... The Bourne shell, or sh, was the default Unix shell of Unix Version 7, and replaced the Thompson shell, whose executable file had the same name, sh. ... This article is about the Unix shell. ... Korn shell logo. ... tcsh is a Unix shell based on and compatible with the C shell (csh). ...


The first version of zsh was written by Paul Falstad in 1990 when he was a student at Princeton University. The name zsh derives from Zhong Shao, then a teaching assistant at Princeton University. Paul Falstad thought that Shao's login name, "zsh", was a good name for a shell. MCMXC redirects here; for the Enigma album, see MCMXC a. ... Princeton University is a coeducational private university located in Princeton, New Jersey, in the United States of America. ...


Features of note include:

  • Programmable command completion that can help the user type both options and arguments for most used commands, with out-of-the-box support for several hundred commands
  • Sharing of command history among all running shells
  • Extended file globbing allows file specification without needing to run an external program such as find
  • Improved variable/array handling
  • Editing of multi-line commands in a single buffer
  • Spelling correction
  • Various compatibility modes, e.g. zsh can pretend to be a Bourne shell when run as /bin/sh
  • Themeable prompts, including the ability to put prompt information on the right side of the screen and have it auto-hide when typing a long command
  • Fully customizable

Attesting to the sheer size of this shell is the now famous[citation needed] first sentence of the shell's manual page, which reads "Because zsh contains many features, the zsh manual has been split into a number of sections", and then goes on to list thirteen items. For the EP by Hidden in Plain View, see Find (EP) The find program is a search utility, mostly found on Unix-like platforms. ... The Bourne shell, or sh, was the default Unix shell of Unix Version 7, and replaced the Thompson shell, whose executable file had the same name, sh. ...


External links

Official
  • Primary site
  • Sourceforge Project page
  • Mailing List Archive
  • ZSH Wiki
Articles
  • Shell Corner: ZSH Suite of "keeper" Functions
  • Zzappers Best of ZSH Tips
Fan pages
  • Adam's ZSH page
  • Christian's ZSH page
  • ZSH-Lover

  Results from FactBites:
 
Eggs From A To Z - Shell (267 words)
The shell is largely composed of calcium carbonate (about 94%) with small amounts of magnesium carbonate, calcium phosphate and other organic matter including protein.
Shell strength is greatly influenced by the minerals and vitamins in the hen's diet, particularly calcium, phosphorus, manganese and Vitamin D. If the diet is deficient in calcium, for instance, the hen will produce a thin or soft-shelled egg or possibly an egg with no shell at all.
Shell thickness is also related to egg size which, in turn, is related to the hen's age.
BIGpedia - Z shell - Encyclopedia and Dictionary Online (230 words)
The Z shell (zsh) is a Unix shell written by Paul Falstad when he was a student at Princeton University.
It can be used both as an interactive, login shell and as a powerful shell script command interpreter.
Zsh can be thought of as an extended bourne shell with a large number of improvements, including some of the most useful features of bash, ksh, and tcsh.
  More results at FactBites »


 

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