put it in crontab to get an alert when / is over 89% utilization.

use find with rsync

usage: sitepass MaStErPaSsWoRd example.com description: An admittedly excessive amount of hashing, but this will give you a pretty secure password, It also eliminates repeated characters and deletes itself from your command history. tr '!-~' 'P-~!-O' # this bit is rot47, kinda like rot13 but more nerdy rev # this avoids the first few bytes of gzip payload, and the magic bytes. Show Sample Output

this is helpful because dmesg is where i/o errors, etc are logged to... you will also be able to see when the system reboots or someone attaches a thumb drive, etc. don't forget to set yourself up in /etc/aliases to get roots email.

this string of commands will release your dhcp address, change your mac address, generate a new random hostname and then get a new dhcp lease.

change the *.avi to whatever you want to match, you can remove it altogether if you want to check all files.

works well in crontab.

the command show can be run in vim, here is the same thing on the command line cat script.pl | perl -MO=Deparse | perltidy

This dup finder saves time by comparing size first, then md5sum, it doesn't delete anything, just lists them.

i sorta stole this from http://www.shell-fu.org/lister.php?id=878#MTC_form but it didn't work, so here it is, fixed. --- updated to work with jpegs, and to use a fancy positive look behind assertion.

xargs can be used in this manner to download multiple files at a time, and xargs will in this case run 10 processes at a time and initiate a new one when the number running falls below 10. Show Sample Output

this will show the names of the deleted directories, and will delete directories that only no files, only empty directories.

this will cause any commands that you have executed in the current shell session to not be written in your bash_history file upon logout