Epoch / Unix Timestamp Converter

tc.rb

#!/bin/bash
# sudo chmod +x tc;sudo mv tc /usr/bin
if [[ -z "$1" ]]
then
	printf %s "\
Nifty Timestamp Convertor by Lex Tang
tc 2012/12/12
tc 1355283413
"
exit
fi

if [[ "$1" == *"/"* ]]
then
	s=$(date -j -f "%Y/%m/%d" "$1" "+%s")
else
	s=$(ruby -e "puts Time.at($1).strftime('%Y-%m-%d %H:%M:%S %z')")
fi
echo $s
echo $s | pbcopy