Author Archives: gavan
Memory upgrade
Some months back, I picked up a 1GB DIMM at a computer fair. It was cheap, which was about the only thing going for it, but I thought I’d take a chance on it. When I got home I plugged … Continue reading
Monotone hooks
I am now officially impressed with the extensibility of monotone.
Web security
There are so many popular web applications around nowadays. Blogs, CMSs, Forums, Webmail, Site Administration, Project Management, Wikis, and many more. Yet I’m shocked at the lack of understanding of web security even among the authors of some of the … Continue reading
Playing with hardware
I decided to have a play around with digital hardware. Having been exposed to some verilog at work, and seen that FPGA development boards have become quite affordable, I thought I’d have a go.
HP LaserJet 1010 and “Unsupported Personality: PCL”
I’ve had a HP LaserJet 1010 for a few years, and I used to have it directly connected to my server, running lpd and samba. When I first set this up, I was plagued by “Unsupported Personality: PCL” errors. After … Continue reading
Why not to mow the lawn while making pizza
This is perhaps an instantiation of Murphy’s Law, mixed in with a little bit of a rant. Pizza is good. Pizza is the staple diet of geeks all around the world. Pizza is especially good when it’s home made. So … Continue reading
NSLU2 and NetBSD
I did some rearranging of the network infrastructure in my house recently. The main aim was to move anything that made noise 24/7 into a cupboard out of the way. The downside is that it left the printer and a … Continue reading
Monotone databases
For various reasons, I had ended up with a bunch of monotone databases copied all over the place. Clearly this was unsustainable, and I’d always planned that if I got to that point, I’d set up a single central database … Continue reading
Sudoku solver
I’ve been working on my sudoku solver. It’s not the most efficient sudoku solver, by a long way. But the goal is not really just to solve sudoku. It’s to solve sudoku using pure logic, and to be able to … Continue reading
Introducing Lightscript
For a week covering the new year’s celebrations at the start of this year, I ran a lightshow for the IS, which is a pretty cool event for young speakers of Esperanto. It’s the second such event for which I’ve … Continue reading