• Rundown: fzf

    1 min read · disk system boot blkid fzf comfy fzf find

    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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  • Rundown: git

    1 min read · size git email pr comfy maintenance data git

    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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  • Rundown: grep

    1 min read · writing comfy search grep

    Find repeating words in a text file 1grep -r --color=always -E '(\b\S+\b)\s+\b\1\b'"$1" Search for a short word 1grep "\b${word}\b" ${file} Extract words in quotes 1grep -o "\b${word}\b" ${file}


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  • Rundown: groff

    1 min read · markdown web html lowdown groff man

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


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  • Rundown: html2markdown

    1 min read · writing web html2markdown curl

    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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  • Rundown: iftop

    1 min read · maintenance network iftop

    Find out what's using the bandwidth 1sudo iftop Press h to see the options.


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  • Rundown: info

    1 min read · documentation system info

    Find info page on a topic 1topic=color 2info --apropos="${topic}" Search inside the sed info page on writing to a file 1term=write 2page=sed 3info "${page}" --index-search="${term}" Convert an info page to text 1page=sed 2info "${page}" --subnodes --output - Read info files with vim 1info () 2{ 3 [ -n "$1" ] && …


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  • Rundown: jobs

    1 min read · shell comfy jobs

    Run commands in background 1ls -Rilt ~ & 2jobs 3find ~/.cache/ -type d -exec du '{}' -h ';' | sort -h & 4jobs Stop background command having output 1disown The command will continue as it was. You can see it with top.


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  • Rundown: journalctl

    1 min read · system logs journalctl

    See what the computer is doing 1journalctl -f Check your own user services: 1journalctl -f Follow the ssh daemon service 1journalctl -f -u sshd Find service errors in systemd since a date 1date=2027-01-01 2journalctl --since=${date} --grep="EXT4-fs error" Limit the systemd's journal size to 2 gigabytes 1journalctl …


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  • Rundown: jq

    1 min read · keyboard locale bar sway jq

    Check current keyboard layout on sway 1swaymsg -t get_inputs --raw | jq -r '.[0].xkb_active_layout_name' Show name of currently selected app in sway 1swaymsg -t get_tree | jq -C '.. | select(.type?) | select(.focused==true)'


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