"Rackspace" tag

Secure Your Network with Firewall Builder

A firewall isolates a trusted, secure internal network from another network like the Internet, which is not regarded as either trusted or secure. Firewall Builder is an open source product that makes it…

How to Improve the Performance of Drupal Sites

A site is only as fast as its last mile connectivity. If users access a site from a slow connection, even a site capable of responding quickly to requests will appear to be…

The Architecture of Cloud Foundry

This article explains the architecture of Cloud Foundry, a cloud virtualisation platform that is gaining popularity. So what is a cloud virtualisation platform? It is a layer of software that sits between the…

Time to schedule your backups properly

BackWPup: The All-in-one WordPress Files and DB Backup Utility

Your Web server is somehow nuked — could be anything from an attack to a silly mistake from the webmaster. Maybe the only way to get back on track is to restore the…

Serving WordPress from a Debian-powered Nginx

WordPress on Nginx, Part 2: vhost, MySQL & APC Configurations

Last time around we made our Debian VPS ready with the LEMP recipe. Let’s now configure the stack and migrate over the old WP website. What good a website with a “Welcome to…

Preparing a Debian-based LEMP server

WordPress on Nginx, Part 1: Preparing VPS the Debian Way

In this first part, we deal with the LEMP (Linux, Nginx, MySQL, PHP) stack recipe and set up the basic server after installing the required packages. It started off thus: The theme developer…

Big data

Databases in the Era of Cloud Computing and Big Data

We take a look at the directions in which databases are evolving, driven by the twin factors of the “Cloud” and “Big Data”. Let’s start with a quick look at cloud computing, and…

Building the Cloud

Building the Cloud with Open Source and Open Standards

Open source software and standards are not just beneficial, but highly essential for a heterogeneous, shared and scalable environment such as the “cloud”. What’s more, the community has promptly readied the tools needed…

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