$ read -sn 1 -p "Press any key to continue..." && echo "\n"
Press any key to continue...\n
Simulate type mechine [Pretty Cool!!]
$sudoapt-getintallpv$echo"Very very very very very long words"|pv-qL $[10+(-2+RANDOM%5)]# or$sudoapt-getinstallrandtype$echo"Very very very very very long words"|randtype-m4
Get how many days left this years
$ echo "There are $(($(date +%j -d"Dec 31, $(date +%Y)")-$(date +%j))) left in year $(date +%Y)."
There are 323 left in year 2014.