l0neranger

# Strategy:
# Remove all double quotes.
# Replace all tabs with double-quotes on either side of a comma.
# Add double-quotes to the beginning and the end of the line.

# Debian

sed -e 's/\"//g' -e 's/\t/\",\"/g'  -e 's/^/\"/' -e 's/$/\"/' filename.tab > filename.csv

# OS X: The \t needs to be replaced by CTRL+v followed by a tab.

l0neranger

#!/bin/bash
usermod -l newusername -d /home/newusername -m oldusername
groupmod -n newusername oldusername