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Rackspace now lets you deploy OpenStack on any data centre

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Rackspace has made OpenStack available for data centres all around the globe. The cloud computing platform was launched in 2010 to offer Infrastructure-as-a-Service (IaaS) for...

Secure Your Network with Firewall Builder

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A firewall isolates a trusted, secure internal network from another network like the Internet, which is not regarded as either trusted or secure. Firewall...

How to Improve the Performance of Drupal Sites

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A site is only as fast as its last mile connectivity. If users access a site from a slow connection, even a site capable...

The Architecture of Cloud Foundry

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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...

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

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Your Web server is somehow nuked -- could be anything from an attack to a silly mistake from the webmaster. Maybe the only way...

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

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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...

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

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In this first part, we deal with the LEMP (Linux, Nginx, MySQL, PHP) stack recipe and set up the basic server after installing the...

Databases in the Era of Cloud Computing and Big Data

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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...

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...