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How To Install Chef, Configuration Management Server, Workstation And Node

This is a how to tutorial on setting up Chef a configuration management system and its components (Server, Workstation, and Node) on CentOS 6.3 64-bit. this is a systems and cloud infrastructure automation framework that makes it easy to deploy...

How To - Install And Get Started With Docker

Install Docker VPS Install Docker VPS. If you use Linux, setting up Docker VPS is fairly easy. You can find great instructions straight from Docker's website here. You can also set up Docker on MacOS and Windows - it's a little more comp...

Apache CentOS 6 Can Not Send eMail And Drupal Gets HTTP Request Status Fails

Pressflow Send Mail error I’m installing a Pressflow 6 on a new machine running CentOS 6. I’m using Apache MPM Worker with FastCGI. Then I get the classical mail error: Unable to send mail. Please contact the site administra...

How To Change Your Hostname

Change the hostname line in /etc/sysconfig/network to the hostname you want (this file may be different on FreeBSd and others). Your hostname should be something prefixing a domain you own (this is referred to as a fully qua...