A Graph of Gas Prices Since 1919

This will make your Hummer look even dumber..."Remember those really, really high gas prices of the late 1970s and early 1980s? Well, we're past that and still climbing. From the U.S. Energy Information Administration:To quote Stein's Law, "If something cannot go on forever,...

Postfix Monitoring With Mailgraph And pflogsumm

This article describes how you can monitor your Postfix mailserver with the tools Mailgraph and pflogsumm. Mailgraph creates daily, weekly, monthly, and yearly graphs of sent, received, bounced, and rejected emails and also of spam and viruses, if SpamAssassin and ClamAV are...