I'm a clock watcher. I'm a tachometer hound. I'm a speedometer freak. And, as cool as that might seem, more than anything, I love graphs. One of the problems with setting up good SNMP graphs is that not only do they require a server on which to run, but also those servers often are difficult to configure.

Engage your brain, send us a Tech-Tip, and we'll send you a T-Shirt. Or if you prefer one of our new Calendars.

An experiment in Nicaragua shows just how powerful Open Source software can be in leveling the playing field. The second poorest country of the Americas now has one of the best software solutions for displaying agricultural data in the western hemisphere.

This chapter excerpt is from Exploratory Software Testing: Tips, Tricks, Tours, and Techniques to Guide Test Design by James Whittaker, published by Addison-Wesley Professional, Aug. 2009

Read an excerpt from the 4th Edition of the book Python Essential Reference by David Beazley.

#print_title{margin:10px;padding-right:10px;} div#acontent p{margin:0 10px 10px;line-height:20px;padding:0 10px;} div#acontent pre{margin:0 10px 10px;padding:0 10px;} div#anavigation{text-decoration:none;line-height:1.4;width:250px;margin:10px 10px 0px;} #right_align{text-align:right;} .thumbnail {margin-right:4px;} .override_padding {padding:0;margin:0;} .override_padding2 {padding:0;margin:5px;} .thumbnail {margin:10px;padding:0 10px;} img {border:0;} table.atable{font: 95% arial,sans-serif; margin-left:10px;margin-bottom:5px;} Read an adapted version of chapter 3 from the book The Official Ubuntu Book By Benjamin Mako Hill, Matthew Helmke, Corey Burger.

#print_title{margin:10px;padding-right:10px;} div#acontent p{margin:0 10px 10px;line-height:20px;padding:0 10px;} div#acontent pre{margin:0 10px 10px;padding:0 10px;} #right_align{text-align:right;} .thumbnail {margin-right:4px;} .override_padding {padding:0;margin:0;} .override_padding2 {padding:0;margin:5px;} .thumbnail {margin:10px;padding:0 10px;} img {border:0;} div#acontent table{font: 95% arial,sans-serif; margin-left:10px;margin-bottom:5px;} Read chapter 12 from the book Programming in Python 3: A Complete Introduction to the Python Language by Mark Summerfield.

Once you have a database set up, sooner or later you will want to edit its tables or add a new record. You have four ways to do so.

We're the first to admit that Linux is cool. Just using it is cool, but if you're doing something extra cool with Linux this is your chance to share it with the community. Our Cool Projects issue is coming up quick and we're looking for a few more project articles. We're partial to Cool projects that have a hardware slant, but if you have a Cool software project let us know about that too.

The beginning of the year is traditionally a time to look back, and, for the brave of heart, to make a few predictions looking forward. Lacking the requisite bravery, I'll just quote something that the Economist wrote recently: Rejoice: the embrace of “openness” by firms that have grown fat on closed, proprietary technology is something we’ll see more of in 2008. Now, had this "fearless prediction" been made a year ago, I would have been impressed, because 2007 has turned out to be the year when everyone, it seems, wants to be open.