Something that you can do on a modern Linux system by accident:

mount -t nfs -o hard,intr,rw localhost:/ /

(instead of mounting it on /mnt , as I had intended.)

It is surprisingly hard to recover from this. In fact, I don't think Isucceeded, and I wound up having to reboot. At the same time, I don'tthink anything broke, so I theoretically could have kept on running themachine like that.

(Why you

We got email today from a machine called 'server1.ghettowebhosting.net'(IP address 72.29.85.194).

It was advance fee fraud spam. Truth in advertising strikes again!

(I have to wonder about the mindset that makes anyone name theirbusiness something like that. Especially when they are apparently abranch of 'Complet-Inet', and say they have multiple data centers withOC-48 connections; this doesn't sound too 'ghetto

I've run into a few websites that do some of their input validation onforms and the like entirely in Javascript. If you are tempted to dothis, please don't; not only is it dangerous to you, it's annoying tousers.

It's annoying to users due to what can happen to innocent users whotry to use your forms with JavaScript turned off; if your forms arestill submittable, the user can wind up unintentionally creating baddata in your system. This is usually

One of the peculiar things you find atuniversities (and probably almost nowhere else) is expensive hardwarewithout any sort of maintenance contract. This is usually not the resultof insanity combined with cheapness, but instead the result of companiesdonating hardware to researchers.

Computer makers love to donate hardware, because the cost to them isjust the manufacturing cost (at most), but they get credit (probablyincluding tax writeoffs) for the full list price, even if no one isactually buying the hardware at that price.