https://github.com/en10/bash

Bash Examples
https://github.com/en10/bash

bash bash-script bash-scripting

Last synced: 12 months ago
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Bash Examples

• Host: GitHub
• URL: https://github.com/en10/bash
• Owner: EN10
• Created: 2017-01-29T13:02:48.000Z (over 9 years ago)
• Default Branch: master
• Last Pushed: 2019-01-02T05:15:12.000Z (over 7 years ago)
• Last Synced: 2025-03-27T04:32:08.642Z (over 1 year ago)
• Topics: bash, bash-script, bash-scripting
• Homepage:
• Size: 8.79 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

          
# Bash Examples

Create file1

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    touch file1

Append a file1:  

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    echo "text" >> file1.txt

Find File

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    find / -name *filename*

File Word Frequency

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    cat file | tr ' ' '\n' | sort | uniq -c

tr ' '  // remove multiple spaces   

'\n'    // output word per line

Bash Shortcut

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Run file1:     

    . file1

Folder Size: 

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Human readable, Max depth = 1, Sort Human readable

    sudo du -hd1 / | sort -h

File Size:

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Sorted size human

    ls -Ssh /

Shorten Path:   

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    PROMPT_DIRTRIM=1

Compress with `p7zip-full`

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    7z a -mx9 -v100m compressedfilename filetocompress

`-mx9` compression level "ultra"  

`-v100m`  spilt into 100MB volumes

Extract 7z 

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    7z e filename.7z

Extract .tar.gz:    

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    tar -xvzf filename.tar.gz

Find Installed Package

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    sudo apt list --installed | grep -i lx

Installed Package By Size

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    dpkg-query -Wf '${Installed-Size}\t${Package}\n' | sort -n

    

Purge Removed Packages

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    dpkg --list |grep "^rc" | cut -d " " -f 3 | xargs sudo dpkg --purge

Render Markdown in Terminal

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    pandoc README.md | lynx -stdin

    pandoc -t plain README.md | less

Slim Git 

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Light Git

    git clone --depth 1 https://github.com/EN10/chatbot.git

    

Files Only No Git

    svn export https://github.com/EN10/chatbot/trunk

Only Download Specific Folder   

Replace `tree/master` with `trunk`

    svn export https://github.com/GoogleCloudPlatform/python-docs-samples/trunk/appengine/standard/ndb/overview

Bash ~ on windows:

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    %localappdata%\Lxss\home

    

Command at Interval: 

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    echo "date >> time" > time.sh

    watch -n 10 bash time.sh