Best of Technical Support
You need to use the control panel. It is an X-based set of utilities. The control panel will start automatically if you do a startx as root, or you can do a su, set your DISPLAY environment variable, and then run control-panel. In particular you want to run the Network Configurator (netcfg) and possibly the Kernel Configurator —Donnie Barnes, Red Hat Software redhat@redhat.com
How can I change the name of the output file after compiling my source code with g++? I don't have the manual entry for this command. —Kennie Jose Cruz
To change the name of an executable created by g++ or gcc, use the following command: —Rafael Rodrigues Obelhei roobelix@mikrus.com.br
You can find this information in the gcc info files which should be accessible by typing info gcc, or in a shorter version by typing —Ralf Stephan
Where can I find out what changed between Linux kernel versions? —Koen Rosseau
Check out the Kernel Change Summary at ftp://ftp.shout.net/pub/users/mec/kcs/. This covers the 1.3, 2.0, and 2.1 series kernels. —Matt Hartley hartlw@rpi.edu
When trying to run xterm under X, I get the error message no ptys available. I have used Slackware in the past and have never had a problem with xterm before. —Thomas Granger
Most likely some of your pty device files got messed up. Check in /dev and restore them with mknod or —Bert Vermeulen bert@terra.cnct.com
Where do I find a bootp server software and directions on how to install it? —Carl Fritch
Any Linux distribution should come with a bootpd (probably either /usr/sbin/bootpd or /usr/sbin/in.bootpd) and a man page for it. —Steven Pritchard, Southern Illinois Linux Users Group steve@silug.org
Realizing the promise of Apache® Hadoop® requires the effective deployment of compute, memory, storage and networking to achieve optimal results. With its flexibility and multitude of options, it is easy to over or under provision the server infrastructure, resulting in poor performance and high TCO. Join us for an in depth, technical discussion with industry experts from leading Hadoop and server companies who will provide insights into the key considerations for designing and deploying an optimal Hadoop cluster.
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| Designing Electronics with Linux | May 22, 2013 |
| Dynamic DNS—an Object Lesson in Problem Solving | May 21, 2013 |
| Using Salt Stack and Vagrant for Drupal Development | May 20, 2013 |
| Making Linux and Android Get Along (It's Not as Hard as It Sounds) | May 16, 2013 |
| Drupal Is a Framework: Why Everyone Needs to Understand This | May 15, 2013 |
| Home, My Backup Data Center | May 13, 2013 |
- Designing Electronics with Linux
- Making Linux and Android Get Along (It's Not as Hard as It Sounds)
- Dynamic DNS—an Object Lesson in Problem Solving
- Using Salt Stack and Vagrant for Drupal Development
- New Products
- A Topic for Discussion - Open Source Feature-Richness?
- Validate an E-Mail Address with PHP, the Right Way
- What's the tweeting protocol?
- Drupal Is a Framework: Why Everyone Needs to Understand This
- Home, My Backup Data Center
Enter to Win an Adafruit Pi Cobbler Breakout Kit for Raspberry Pi

It's Raspberry Pi month at Linux Journal. Each week in May, Adafruit will be giving away a Pi-related prize to a lucky, randomly drawn LJ reader. Winners will be announced weekly.
Fill out the fields below to enter to win this week's prize-- a Pi Cobbler Breakout Kit for Raspberry Pi.
Congratulations to our winners so far:
- 5-8-13, Pi Starter Pack: Jack Davis
- 5-15-13, Pi Model B 512MB RAM: Patrick Dunn
- 5-21-13, Prototyping Pi Plate Kit: Philip Kirby
- Next winner announced on 5-27-13!
Free Webinar: Hadoop
How to Build an Optimal Hadoop Cluster to Store and Maintain Unlimited Amounts of Data Using Microservers
Realizing the promise of Apache® Hadoop® requires the effective deployment of compute, memory, storage and networking to achieve optimal results. With its flexibility and multitude of options, it is easy to over or under provision the server infrastructure, resulting in poor performance and high TCO. Join us for an in depth, technical discussion with industry experts from leading Hadoop and server companies who will provide insights into the key considerations for designing and deploying an optimal Hadoop cluster.
Some of key questions to be discussed are:
- What is the “typical” Hadoop cluster and what should be installed on the different machine types?
- Why should you consider the typical workload patterns when making your hardware decisions?
- Are all microservers created equal for Hadoop deployments?
- How do I plan for expansion if I require more compute, memory, storage or networking?




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