Year: 2007
fluorescent lights and why it’s worth saving resourcesfluorescent lights and why it’s worth saving resources
A common criticism of fluorescent lights is the inability to use dimmers, as mentioned in Julien Goodwin’s blog. However with some thought at the time the lights are installed this[...]
are Thinkpads meant to run 24*7?are Thinkpads meant to run 24*7?
My Thinkpad has started to run hot recently. If I do anything CPU intensive then it will heat up to >80C and then turn itself off. When idling it seems[...]
worse than fossil fuel?worse than fossil fuel?
I just read an interesting blog post from December 2005 about the environmental impact of bio-fuels. It makes some really good points that should be studied by everyone who is[...]
SE Linux on /.SE Linux on /.
The book SE Linux by Example has been reviewed on Slashdot. The issue of Perl scripts was raised for discussion. It is of course true that a domain which is[...]
things to do for the environmentthings to do for the environment
I got the idea for this from Ben Hutchings. A. Copy the list below to your own journal and Bold the actions you are already taking Underline the actions you[...]
getting big changes in Debiangetting big changes in Debian
Erich Schubert comments on the issues relating to getting big changes into Debian. This is something that I had also noticed. I started work on SE Linux in Debian in[...]
old driversold drivers
This morning when walking through a shopping center car park on my way to work a grannie came fairly close to squashing me. She accellerated her Mazda 323 backwards as[...]
creating a new SE Linux policy modulecreating a new SE Linux policy module
Creating a simple SE Linux policy module is not difficult. audit(1173571340.836:12855): avc: denied { execute } for pid=5678 comm=”spf-policy.pl” name=”hostname” dev=hda ino=1234 scontext=root:system_r:postfix_master_t:s0 tcontext=system_u:object_r:hostname_exec_t:s0 tclass=file For example I had a[...]
nerve action – sound vs electricitynerve action – sound vs electricity
Leon Brooks linked to this article claiming that sound not electricity travels through nerves. When you put a moderate voltage through your body it will cause muscle action (try putting[...]