File Name of Bash Script

Posted on Dec 03, 2019 in Computer Science • Tagged with programming, Bash, file name

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Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

  1. Do NOT get into this messy shit if you can avoid it! Use Python script instead if you can.


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Tips on Bash Completion

Posted on May 06, 2025 in Computer Science • Tagged with Computer Science, programming, shell, bash, completion, complete

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

It is suggested that you use the fish shell instead of the …


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Fix Shell Commands Using fc

Posted on Jul 06, 2025 in Computer Science • Tagged with Computer Science, programming, shell, command, bash, zsh, fc

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

fzf.history is a better alternative to fc's core functionality (edit …


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The Right Way to Export PATH in Shell

Posted on Nov 09, 2020 in Computer Science • Tagged with Computer Science, Shell, Bash, PATH, bashrc, bash_profile

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

Some people suggest exporting PATH only in .bash_profile instead of in .bashrc …


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Bash Equivalent of the ifmain Pattern in Python

Posted on Jul 28, 2022 in Computer Science • Tagged with Computer Science, programming, Shell, Bash, ifmain, Python, module, script, function, import, source

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

#!/usr/bin/env bash

function install_icon.usage() {
    cat << EOF
NAME
    /scripts/sys …

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Extended Globbing in Bash

Posted on Jun 04, 2022 in Computer Science • Tagged with Computer Science, programming, bash, shell, glob, globbing, extended

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.

Enable Extended Globbing

shopt -s extglob

Or you can run bash with …


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