Commands by jmcantrell (5)

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

get detailed info about a lan card on HP-UX 11.31

Remove all mail in Postfix mail queue.

List directories sorted by (human readable) size

Automatically tunnel all ports of running docker instances in boot2docker
It requires https://jqplay.org/, that comes with brew: brew install jq

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

a function to find the fastest DNS server
http://public-dns.info gives a list of online dns servers. you need to change the country in url (br in this url) with your country code. this command need some time to ping all IP in list.

ruby one-liner to get the current week number

Print all /etc/passwd lines with duplicated uid
Prints all the lines in /etc/passwd belonging to users with a duplicated uid. It also adds the hostname to the beginning of the line. It's been tested in AIX, Solaris and Linux.

Erase empty files
The command find search commands with size zero and erase them.


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