Commands by adeverteuil (9)

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Find Out My Linux Distribution Name and Version
Another way of do it in debian like distros, don't know if works for others

Secure copy from one server to another without rsync and preserve users, etc
Source: http://unix.derkeiler.com/Newsgroups/comp.unix.shell/2008-04/msg00068.html

clean up memory of unnecessary things (Kernerl 2.6.16 or newer)
run sync first to flush useful things out to disk!!! To free pagecache: echo 1 > /proc/sys/vm/drop_caches To free dentries and inodes: echo 2 > /proc/sys/vm/drop_caches To free pagecache, dentries and inodes: echo 3 > /proc/sys/vm/drop_caches

"Pretty print" $PATH, separate path per line
from: http://www.unix.com/shell-programming-and-scripting/28047-split-print-path.html

list block devices
Shows all block devices in a tree with descruptions of what they are.

List hostnames of all IPs

Ease your directory exploration
Usage : tt [OCCURRENCE] tt will display a tree from your actual path tt .svn will display only line containing .svn

Ping a range of addresses

Delete only binary files in a directory
Please note that binary file checking is NOT perfect. So, use it with caution. It does not delete hidden files whose name has a leading '.' character. And it regards an empty file as a binary file.

grep -v with multiple patterns.
That's what the sed command should've been, sorry.


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