An Interview with Simon Kelley, the Author of dnsmasq

This is the first in what will, hopefully, become a series. I would like to highlight projects that are widely used, even to the point of being part of critical infrastructure, but are nevertheless small projects with small (often unsponsored) development teams. We start the series talking to Simon Kelley …

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The dreaded xsane "Invalid argument" and an easy fix

I was trying to get scanning working yesterday on my HP LaserJet 3390. However, I was hitting the dreaded message about

failed to open device hpaio:/net/<my_device_here> Invalid argument

I tried just about everything. I read gobs of results in Google. Some said to upgrade HP LIP, some said …

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When el6 won’t apply a default route

I was doing some network reconfiguration on a box recently. I was switching from a static IP setup (which was originally configured during install) to a DHCP setup.

Problem was, regardless of what I did, I could not get the default route from the DHCP server to apply. I end …

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Resetting user password in Serendipity

I lost my password to my account on a Serendipity blog recently, but still had access to the database. I did some code digging, and figured out how to reset a user’s password.

First, you have to figure out your install’s hash key:

SELECT name, value FROM s9yconfig …

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Fixing heavy disk activity (excessive IO) in KMail

A while back, I noticed KMail was starting to run really slowly, and was responsible for a few megabytes per second of disk IO (as reported by iotop). I did some google searching, and found a reference to a possible problem with importing large folders from older versions of KMail …

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