Duplicating a Xen DomUDuplicating a Xen DomU
A fairly common request is to be able to duplicate a Xen instance. For example you might have a DomU for the purpose of running WordPress and want another DomU[...]
Citing References in Blog PostsCiting References in Blog Posts
A significant problem with the old-fashioned media is that as a general rule they don’t cite references for anything. Some of the better TV documentaries and non-fiction books cite references,[...]
Dead LinksDead Links
I’ve found a reasonably good free spider for checking for dead links, www.dead-links.com. When I told it to spider my main site www.coker.com.au it worked well and informed me of[...]
George Monbiot’s Solution to Emissions TradingGeorge Monbiot’s Solution to Emissions Trading
I previously posted about Interesting Ideas from George Monbiot, one of which was to establish individual emissions trading. Gyros Geier disagrees with this and cites the current emission trading schemes[...]
Photography and Censorship at APECPhotography and Censorship at APEC
World News Australia reports that Police forced three tourists to delete photos of a fence. Apparently the officers in question believed that such photos would be a threat to security.[...]
Optus Password changemeOptus Password changeme
I have just given my parents a new computer, and part of the upgrade process lost their email passwords (which were stored in KDE preferences – this seems to happen[...]
Out Of Memory Errors and ApacheOut Of Memory Errors and Apache
I’ve been having problems with one of my Xen virtual servers crashing with kernel error messages regarding OOM conditions. One thing I had been meaning to do is to determine[...]
A New Spam TrickA New Spam Trick
One item on my todo list is to set up a bunch of email addresses on sub-domains of domains that I am responsible for (with the consent of all people[...]
Hot-swap StorageHot-swap Storage
I recently had to decommission an old Linux server and replace it with a new machine. When I was about to turn it off I noticed a power cable of[...]
Carbon Geo-SequestrationCarbon Geo-Sequestration
My post about Why Hydrogen Powered Cars Will Never Work has received a record number of comments. Some of them suggested that carbon geo-sequestration (storing carbon-dioxide at high pressure under-ground)[...]