MySQL Replication – Part One: Multi In this two-part series we will provide some food for thought on MySQL, and strategies for Master / Slave replication. First off, the discussion and examples given are based on a CentOS Linux install of MySQL. The particulars are as follows: Operating System: CentOS 6.4 Database Engine: MySQL 5.5 […]
OpenVPN – Introduction and Installation on CentOS
What is OpenVPN Just from the name “VPN” means “Virtual Private Network” and “Open” refers to the Open Source Software status of the OpenVPN application. This is the first of a seies of articles about OpenVPN. We will look at a number of potential use scenarios in the rest of this series. For starters we […]
Website Analytics
Just a quick note. We are testing Piwik as an Open Source alternative to Google Analytics. Why would anybody be interested in this? Well for one, you can host the Piwik service on your own servers. This allows for more easy customization, but it also ensures that the data you collect on the websites you […]
WordPress Themes .. Pages and Template Hierarchy
Audience. People with a web development background, or a web development interest, who are either new to WordPress or new to developing for WordPress. This series is based on WordPress 3.3.x. In the "WordPress .. Displaying Content" article we introduced WordPress Template Tags, and showed how they are used in index.php to retrieve and render content stored in the WordPress […]
WordPress Themes .. Displaying Content
Audience. People with a web development background, or a web development interest, who are either new to WordPress or new to developing for WordPress. This series is based on WordPress 3.3.x. In the “WordPress themes introduction” article, we built a valid, yet relatively useless, theme for WordPress. The two files that mattered were the style.css, which allowed the “theme” […]
WordPress Themes .. Introduction
Audience. People with a web development background, or a web development interest, who are either new to WordPress or new to developing for WordPress. This series is based on WordPress 3.3.x. Why an introduction to WordPress themes? Believe it or not it can be a source of some confusion. WordPress, when installed, comes with two themes. The […]
Upgrading WordPress
WordPress 3.2.1 Upgrade complete . Also moved the site to a different physical host. This is a good time to put in a plug for a new Texas Company I am associated with. The company? M3PCS Incorporated. Now, so what does M3PCS do? A number of things actually. Develop websites Re-design websites .. and re-launch. […]
Asterisk SIP Security – Vishing Attacks
Vishing Near the end of last year (December 2008), the U.S. Federal Bureau of Investigation warned of a variation of a new type of vishing attack. By exploiting a bug in the open-source Asterisk VoIP software, criminals have been able to use vulnerable Asterisk systems as their own personal auto-dialers and call potential victims directly. […]
Instant Messaging – IM @ Work
IM – Open Source In general I am not a fan of Instant Messaging (IM). That said, I am not unsympathetic to the benefits that can be realized, especially in a decentralized / virtualized work environment. For any number of reasons I consider the public IM services such as AOL, MSN, Skype etc. more of a nuisance than […]
Tickets Anyone?
Remote Customer Support One of the things we do at ME is remote customer support. The technology spectrum is wide, and encompasses MS-Windows administration, end user support (help desk), Network troubleshooting, PBX / Phone system support etc. We – usually – do a good job of helping a client out of a pickle, but not […]