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  2. tee (command) - Wikipedia

    en.wikipedia.org/wiki/Tee_(command)

    Example usage of tee: The output of ls -l is redirected to tee which copies them to the file file.txt and to the pager less. The name tee comes from this scheme - it looks like the capital letter T. The tee command is normally used to split the output of a program so that it can be both displayed and saved in a file. The command can be used to ...

  3. PowerShell - Wikipedia

    en.wikipedia.org/wiki/PowerShell

    PowerShell is a task automation and configuration management program from Microsoft, ... \foo.txt}) creates a reference ... Write-Output: echo, write: echo:

  4. copy (command) - Wikipedia

    en.wikipedia.org/wiki/Copy_(command)

    copy letter.txt [destination] Files may be copied to device files (e.g. copy letter.txt lpt1 sends the file to the printer on lpt1. copy letter.txt con would output to stdout, like the type command. Note that copy page1.txt+page2.txt book.txt will concatenate the files and output them as book.txt. Which is just like the cat command). It can ...

  5. Standard streams - Wikipedia

    en.wikipedia.org/wiki/Standard_streams

    Standard output is a stream to which a program writes its output data. The program requests data transfer with the write operation. Not all programs generate output. For example, the file rename command (variously called mv, move, or ren) is silent on success. Unless redirected, standard output is

  6. Command substitution - Wikipedia

    en.wikipedia.org/wiki/Command_substitution

    Shells typically implement command substitution by creating a child process to run the first command with its standard output piped back to the shell, which reads that output, parsing it into words separated by whitespace. Because the shell can't know it has all the output from the child until the pipe closes or the child dies, it waits until ...

  7. Command-line interface - Wikipedia

    en.wikipedia.org/wiki/Command-line_interface

    Screenshot of a sample Bash session in GNOME Terminal 3, Fedora 15 Screenshot of Windows PowerShell 1.0, running on Windows Vista. A command-line interface (CLI) is a means of interacting with a computer program by inputting lines of text called command-lines.

  8. TYPE (DOS command) - Wikipedia

    en.wikipedia.org/wiki/TYPE_(DOS_command)

    In Windows PowerShell, type is a predefined command alias for the Get-Content Cmdlet which basically serves the same purpose. TYPE originated as an internal command in 86-DOS. The command-syntax and feature set between operating systems and command shell implementations can differ as can be seen in the following examples.

  9. echo (command) - Wikipedia

    en.wikipedia.org/wiki/Echo_(command)

    echo began within Multics.After it was programmed in C by Doug McIlroy as a "finger exercise" and proved to be useful, it became part of Version 2 Unix. echo -n in Version 7 replaced prompt, (which behaved like echo but without terminating its output with a line delimiter).