Find disk UUID 1blkid

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Put output into columns 1ip a | grep inet | column -ts' ' Reformat user accounts with an explicit separator (-s) 1column -ts: /etc/passwd Sort user accounts into columns with names 1column -ts: -N User,PW,UID,GID,Description,Home,shell -H PW,GID /etc/passwd Hide some columns with -H. Sort user accounts into columns and …

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Request a definition from the terminal. 1word='abderian' 2curl -s dict://dict.org/define:${word}: Convert a web page to markdown 1curl -sL "${url}" | html2markdown > "${file}}".md The html2markdown and html2md programs works better than any other.

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Find your public IP address 1dig +short myip.opendns.com @resolver$((RANDOM % 4 + 1)).opendns.com

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Translate a media file to a new type 1ffmpeg -formats 2ffmpeg -i ${input} ${output} Reduce video quality 1quality=20 2ffmpeg -i ${input}.mp4 -vcodec libx264 -crf ${quality} ${output}.mp4 A crf quality of 18 is high, while 24 is low quality. Convert from mkv to mp4 with a codec 1ffmpeg -i ${input}.mkv -codec copy …

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Quickly find and open run-command files 1alias rrc='$PAGER "$(find . -maxdepth 2 -name "*rc" | fzf)"'

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Find disk UUID 1blkid Quickly find and open run-command files 1alias rrc='$PAGER "$(find . -maxdepth 2 -name "*rc" | fzf)"' Quickly hunt and kill processes 1kill $(pgrep less | fzf -m --preview='ps {}') Select many with shift/tab.

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Read the minimal size of a git repo 1git count-objects -vH | grep -Po 'size-pack: \K.*' Git repositories are never at their minimal size. Email a pull request which points to your git server 1repo=ssh://soft.dmz.rs:2222/mkdots/ 2theirHead='HEAD^^^^' 3head=master 4git request-pull "${theirHead}" "${repo}" "${head}" You …

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Search for a short word 1grep "\b${word}\b" ${file} Extract words in quotes 1grep -o "\b${word}\b" ${file}

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Turn markdown into a man page 1man <(lowdown -stman ${file}.md)

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