On Dec 26, 2009, at 6:31 AM, Merciadri Luca wrote:

> It now works like a charm.

Congratulations! But don't trust it for a second :-)

> I repeated the operation, doing the same
> things, and it worked, this time. Computer science is sometimes
> mysterious. That is why we like it, isn't it?

Well, it's *claimed* to be deterministic and repeatable. So you almost 
certainly didn't repeat the same things, not exactly. It might be productive in 
your CS studies to see if you could figure out what went wrong. I've never seen 
'cd' not work before...

-- 
Glenn English
[email protected]




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