Prompt
For when directories get long:
PS1='\n${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\n\[\033[01;33m\]\W\[\033[00m\]\$ 'results in coloured prompt looking like
me@here:~/Documents/node/projects
projects$