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$ grep 64 /usr/include/sysexits.h
#define EX__BASE 64 /* base value for error messages */
#define EX_USAGE 64 /* command line usage error */

key?

/tmp/bin/mv /tmp/* /

Why this wouldn't work? Because SCO has dynamically linked /bin and /sbin stuff?

Doable with tr(1)... Bah, tell your teacher to google it.

I don't know AIX at all. But in general, the /etc/passwd file doesn't contain the whole data. It might also be the case for /etc/group on some UNICes. The whole data are in other files and it is not...

file(1) will tell you, too.

You could use a POST method to submit the data so the browser will popup a confirmation request to the user when refreshing that page.

You could also have the script redirect the browser to a...

Works for *BSD's date too.

Sure, use UNIX timestamps (ie, the number of seconds since 1970). date +%s

filter?

But why would you want something that is UNIX (tm)? Why not use some UNIX clone?

The output format will have to change.

What document format is generated?

Add your public key to ~user/.ssh/authorized_keys on host and then: ssh user@host mkdir path.

What is dbaccess?

What file did you have to transfer?

oh c'mon.. check the man pages, man.

start an xterm

Yeah, you can.

Say you have a struct variable named s. You could simply write/read from ((void*)&s) to (((void*)&s) + sizeof s) using whatever I/O functions. But there are 2 problems with that.
...

OK, check permissions on /var then.

cpp is the C PreProcessor. It doesn't mean C++, BTW.

Hmm.. well no idea.

Double check your $TMPDIR first.

What OS is this?

Oops. My examples were for // style comments...

That: sed -e 's;//.*$;;'
or that: sed -e 's/\/\/.*$//'. Same thing.

ls -ld /tmp

post output

http://en.wikipedia.org/wiki/ICMP_Source_Quench

AFAIK, a lot of OSes ignore them and they are often filtered by firewalls. Most TCPs have their own congestion control mechanisms so ICMP source...