Commands using ps (300)

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Prepend a text to a file.
The original command is great, but I often want to prepend to every line.

List your largest installed packages (on Debian/Ubuntu)

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" }

Get your commandlinefu points (upvotes - downvotes)
This will calculate the your commandlinefu votes (upvotes - downvotes). Hopefully this will boost my commandlinefu points.

save date and time for each command in history
for the change stay in your history file , export command by writing it into your .bashrc

Synchronise a file from a remote server
You will be prompted for a password unless you have your public keys set-up.

List the size (in human readable form) of all sub folders from the current location
Tested on MacOS and GNU/Linux. It works in dirs containing files starting with '-'. It runs 'du' only once. It sorts according to size. It treats 1K=1000 (and not 1024)

copy remote ssh session output to local clipboard
ssh from local to remote and pipe output of file to the local clipboard

Tail -f at your own pace
The -s option allows you to specify the update interval

Install pip with Proxy
Installs pip packages defining a proxy


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