I just came across this,
"
If you want to learn Linux bash shell commands in a fun way this is
the place for you.
This website provides Unix-like virtual online bash shell command line
interface where you can try out bash commands easily online in a web
browser without the fear of installing Linux.
Once you gets your hands over bash shell commands you can easily move
on to Linux because the knowledge of bash shell commands are essential
for operating any Linux distro to its full potential.
"
http://techcruser.blogspot.com/2008/07/online-bash-shell-for-windows-users.html
Any one know any better(similar) alternatives?
Thnx