Useful .bashrc bits and bobs

.bashrc

# My lovely PS1 prompt, e.g. "matt@ziggy:~$ "
# The prompt is green but my input is white. Works best on a black background.
# PS1 is a shell variable not an environment variable - do not export
PS1='\[\e[0;32m\]\u@\h:\W\$\[\e[m\] '

# Show your *public* ip address
alias myip='curl -s -S http://checkip.amazonaws.com'

# Copy your *public* ip address to the clipboard (Mac OS only)
alias myip-clip='echo -n $(myip) | pbcopy'