Commands by allrightname (10)

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Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Bash: escape '-' character in filename

Install Linux Kernel Headers

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Copy ssh keys to user@host to enable password-less ssh logins.
To generate the keys use the command ssh-keygen

list block devices
Shows all block devices in a tree with descruptions of what they are.

First file editor for newbies
This command should be the first file-editing command for a newbie. It clears file.txt (cat), and asks for input until EOF is entered on its own line (not written to file.txt).

A video capture command which can be assigned to a keyboard shortcut.
A video capture command which can be assigned to a keyboard shortcut.

Adhoc tar backup
Creates a quick backup with tar to a remote host over ssh.

Print permanent subtitles on a video (international edition :) )
If it's Hebrew [most probably all RTL languages. Comments?], add -flip-hebrew and -noflip-hebrew-commas to the mplayer switches: $ transcode -i myvideo.avi -x mplayer="-utf8 -flip-hebrew -noflip-hebrew-commas -sub myvideo.srt" -o myvideo_subtitled.avi -y xvid


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