Commands by juancabo (1)

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Get all IPs via ifconfig
The initial version of this command also outputted extra empty lines, so it went like this: 192.168.166.48 127.0.0.1 This happened on Ubuntu, i haven't tested on anything else.

Find usb device
I often use it to find recently added ou removed device, or using find in /dev, or anything similar. Just run the command, plug the device, and wait to see him and only him

Find all active ip's in a subnet
nmap for windows and other platforms is available on developer's site: http://nmap.org/download.html nmap is robust tool with many options and has various output modes - is the best (imho) tool out there.. from nmap 5.21 man page: -oN/-oX/-oS/-oG : Output scan in normal, XML, s|

Extract shortcuts and hostnames from .ssh/config
Spits out table that shows your Host->HostName aliases in ~/.ssh/config

Mount a Windows share on the local network (Ubuntu) with user rights and use a specific samba user

Install pip with Proxy
Installs pip packages defining a proxy

Compare directories via diff
http://hints.macworld.com/article.php?story=20070408062023352

Archive a directory with datestamp on filename
A useful bash function: gztardir() { if [ $# -ne 1 ] ; then echo "incorrect arguments: should be gztardir " else tar zcvf "${1%/}-$(date +%Y%m%d-%H%M).tar.gz" "$1" fi }

List your MACs address
No need for the ls -r and a sort is also not really needed.

Tail postfix current maillog and grep for "criteria"
Tail curren postfix maillog.

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