What does 2-stderr stand for in bash?

Demarcus Muller asked a question: What does 2-stderr stand for in bash?
Asked By: Demarcus Muller
Date created: Sat, May 8, 2021 6:41 AM

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Top best answers to the question «What does 2-stderr stand for in bash»

  • 2 - stderr, the standard error stream. A file descriptor is just a number representing an open file. The input stream provides information to the program, generally by typing in the keyboard. The program output goes to the standard input stream and the error messages goes to the standard error stream.

FAQ

Those who are looking for an answer to the question «What does 2-stderr stand for in bash?» often ask the following questions:

😳 What does bash stand for?

  • Other features, e.g., history, were copied from csh and ksh. Bash is a POSIX shell but with a number of extensions. The name itself is an acronym, a pun, and a description. As an acronym, it stands for Bourne-again shell, referring to its objective as a free replacement for the Bourne shell.

😳 How to get stderr in bash?

  • To get the stderr of cmd while leaving its stdout untouched (here by using fd 3 to bring the original stdout (copied with 3>&1) inside the command substitution (restored with >&3 after we've redirected fd 2 to the pipe created by the command substitution with 2>&1 )).

😳 What does bash stand for in linux?

  • Bash stands for Bourne Again Shell and it is the default shell on many Linux distributions today. It is also a sh-compatible shell and offers practical improvements over sh for programming and interactive use which includes: Command line editing.

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