Original computing articles by a systems administrator

Monthly Archives: April 2009

Non-Exchange Active Directory Users and the Global Address List

The Problem I have some users who are on a different mail system but still part of my company. The problem was that the users without Exchange 2003 accounts were not showing up in the Global Address List (GAL). Solution The first step was to look at the LDAP filter that generates the GAL. ThisContinue Reading

My Not-So-Shabby Screen and Gnome-Terminal Setup

Introduction For a system administrator it is important to have an efficient and comfortable interface to all your servers. GNU Screen is an excellent utility to be able to have a single terminal connected to multiple servers that won’t disappear when you close the window. I have a set up that allows me to spawnContinue Reading

A Perl API for TVRage – WebService::TVRage

The Module This new module I have written provides an object oriented interface to TVRage’s XML service which allows you to get episode and other information for television shows. It is written very similarly to my previous module, WebService::UPS, and also uses XML::Simple and Mouse. You can get the module from CPAN here. You canContinue Reading

A Line By Line Explanation of Selection Sort from Mastering Algorithms with Perl

Introduction: O’Reilly’s Mastering Algorithms with Perl is written for programmers who are already quite familiar with Perl. I thought it might help myself and maybe others to walk through the code for selection sort that is on Page 120 because the code isn’t the clearest Perl. My analysis is not meant to explain selection sortContinue Reading