Commands by reyjon1 (0)

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How to remove an ISO image from media database

RDP through SSH tunnel
This command will: 1. open an SSH tunnel to 2. go to background 3. wait for 10 seconds for the connection 4. during the 10 seconds wait it will localy run 'rdesktop' to connect to the remote host through the created SSH tunnel. Password-less log in can be achieved (when server allows it) by adding '-p ' to the 'rdesktop' command

Randomize lines (opposite of | sort)
Randomizes a file. The opposite of sort is sort -R!

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

list files recursively by size

Simple multi-user encrypted chat server for 5 users
Client ~$ ncat --ssl localhost 9876 Change localhost to the correct ip address.

list files recursively by size

useless load
check your load with top... Start more of these jobs to get an multi-core cpu busy...

reset an hanging terminal session
when your terminal session seems unrensponsive (this normally happen after outputting some binary data directly on your standard output) it may me saned by hitting: CTRL+J tput sgr0 CTRL+J Note: don't press the Enter key, just ctrl+j

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" }


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