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Monthly Archives: December 2009

Preventing NameVirtualHost *:80 has no VirtualHosts

I often get the "NameVirtualHost *:80 has no VirtualHosts" on my webservers. It seems that every version of every distro has different requirements. My existing Debian config was fine, until I upgraded to Lenny. With fiddling, I determined the solution: Read More »

Sending SMS notifications of md device failure

I just wrote a script to send sms from a unix machine and I thought it would be a good idea to add an sms notification to mdadm. Therefore I wrote this script, called handle-md-event.sh: Read More »

Bash script for sending SMS using Mollie

I signed up for a Mollie account so that I can send SMS's from my machines. To do that, I needed a bash script, so I wrote one: Read More »

LDAP search filter for Thunderbird and Zimbra

When configuring an LDAP addressbook, one thing that has given me a lot of trouble, is the LDAP filter. Here are two I use. Read More »

Debian network bridge setup for kvm/qemu

When you run virtual machines, the most convenient network setup is having a bridge between the virtual machine and your normal ethernet network. In Debian, I use the following config in /etc/network/interfaces to have such a bridge: Read More »

Making sure virtual machine guests shut down properly on a Debian host

I just installed libvirt and installed a vritual machine with virt-install. I also used virsh to configure it to autostart on machine start. This way, it integrates quite nicely with the host operating system. Read More »

Dumping a bunch of MP3s as WAV files

I just used the following command for converting a directory with a bunch of MP3s to WAV. Does someone know a command that is shorter? I find mine a bit convoluted to say the least. Read More »