Unix HowTo

To Keep commonly used unix commands ..

1.extract-tar-files-to-stdout

tar -xOf freedb-complete-20040908.tar|grep DTITLE|less

2.To Send mail with attachment

Only mail:
mailx -s[Subject] to_address [space seperated] -f[from address]

Then type in messages and when finished - enter EOF - [Ctrl+d]

For attachments:
You can encode the source file which can piped to mailx
uuencode sourceFile outputFile

E.g
uuencode attach.txt attach.txt| mailx -s "mail from unix" e026784@mc.com

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How to get Host name/ machine implementation
uname -a # to get host name,implementation, release etc
hostname # equivalent to uname -n; just gives the hostname