This tutorial was written for the Debian Lenny distribution and supposes that the user has knowledge about what load balancing is and some basic skills of Linux, our two load balancers consist out of 2 machines that monitor each other [heartbeat], if the master stops responding the secondary one [Backup] will take the master role [Backup -> Master].

Bash functions, unlike functions in most programming languages do not allow you to return a value to the caller. When a bash function ends its return value is its status: zero for success, non-zero for failure. To return values, you can set a global variable with the result, or use command substitution, or you can pass in the name of a variable to use as the result variable.

VirtualBox is a free, powerful and versatile virtualization program which is available for Linux, Mac, and Windows hosts, and can virtualize many different Operating Systems. VirtualBox was originally developed by Innotek, but was purchased by Sun and renamed Sun xVM VirtualBox.

GNU SIP Witch offers a means for individuals, private organizations, and even national governments to easily configure and deploy secure network scalable peer-to-peer media VoIP solutions using free software. This article offers an easy "howto" to help people get started using GNU SIP Witch with Ubuntu.

This tutorial will show how to compile and install the latest VLC from source in Debian Lenny in several steps. The current version at the time of writing is VLC 1.0.1, so the tutorial should work successfully for it.

Some time ago we migrated rentalia.com to Linux (Spanish). Based on that experience, I have written a guide to help in Linux migrations. This guide explains the common problems encountered when migrating a SMB to Linux, and the possible solutions you can apply to circumvent those pitfalls.

Vimscript is a mechanism for reshaping and extending the Vim editor. Scripting allows you to create new tools, simplify common tasks, and even redesign and replace existing editor features. This article (the first in a series) introduces the fundamental components of the Vimscript programming language: values, variables, expressions, statements, functions, and commands.