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2. Shell script - Wikipedia

   en.wikipedia.org/wiki/Shell_script

   Editing a FreeBSD shell script for configuring ipfirewall. A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be command languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing ...

3. Bash (Unix shell) - Wikipedia

   en.wikipedia.org/wiki/Bash_(Unix_shell)

   Bash can execute the vast majority of Bourne shell scripts without modification, with the exception of Bourne shell scripts stumbling into fringe syntax behavior interpreted differently in Bash or attempting to run a system command matching a newer Bash builtin, etc. Bash command syntax includes ideas drawn from the Korn Shell (ksh) and the C ...

4. Shell (computing) - Wikipedia

   en.wikipedia.org/wiki/Shell_(computing)

   Conversely, some programming languages can be used interactively from an operating system shell or in a purpose-built program. Several command-line shells, such as Nushell , Xonsh, Bash (Unix shell) , and Z shell , offer command-line completion , enabling the interpreter to expand commands based on a few characters input by the user.

5. Unix shell - Wikipedia

   en.wikipedia.org/wiki/Unix_shell

   tcsh and sh shell windows on a Mac OS X Leopard [1] desktop. 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 command language and a scripting language, and is used by the operating system to control the execution of the system using ...

6. Comparison of command shells - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_command_shells

   If a script is invoked as an argument to the interpreting shell, it will be executed regardless of whether the user holds the execute permission for that script. Although Windows also specifies an execute permission, none of the Windows-specific shells block script execution if the permission has not been granted.

7. Scripting language - Wikipedia

   en.wikipedia.org/wiki/Scripting_language

   A scripting language or script language is a programming language that is used for scripting. [ 1 ] Originally, scripting was limited to automating an operating system shell and languages were relatively simple.

8. Command-line interface - Wikipedia

   en.wikipedia.org/wiki/Command-line_interface

   They will interpret scripts (variously termed shell scripts or batch files) written in the language that they interpret. Some command-line interpreters also incorporate the interpreter engines of other languages, such as REXX , in addition to their own, allowing the executing of scripts, in those languages, directly within the command-line ...

9. Z shell - Wikipedia

   en.wikipedia.org/wiki/Z_shell

   The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a command interpreter for shell scripting. Zsh is an extended Bourne shell with many improvements, including some features of Bash, ksh, and tcsh. Zsh was created by Paul Falstad in 1990 while he was a student at Princeton University.