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Linux

dns2hosts

This little Python script uses the dns module from www.dnspython.org to get a complete DNS zone via AXFR and outputs the information in a format suitable for inclusion into the /etc/hosts file.

Vim Comment Out Region

I had to comment and uncomment large portions of text.

After reading http://vim.wikia.com/wiki/Comment/UnComment_visually_selected_text I added the following lines to my ~/.vimrc:

wakeonlan and ip_rt_bug

If you encounter something like this:

kernel: [811842.838329] ip_rt_bug: 0.0.0.0 -> 255.255.255.255, ?

while using wakeonlan on your Linux box, you have forgotten to set the broadcast address correctly with the -i parameter of wakeonlan.

Always call wakeonlan with the correct broadcast address of your LAN:

wakeonlan -i 192.168.1.255 aa:bb:cc:dd:ee:ff

"Upgrade" Debian etch to Ubuntu 8.04

It is possible, but don't ask. ;-)

Upgrade Ubuntu 8.04 to 8.10

When upgrading to Ubuntu 8.10 from 8.04 apart from the usual considerations I stumbled across these things:

Greg Kroah Hartman on the Linux Kernel

"The Linux Kernel, who is developing it, how they are doing it, and why you should care."

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