DevOps

Everyday Regular Expressions

Nearly every programmer or systems administrator will use regular expressions at some point in their career; whether it’s as simple as changing a select bit of text in vim, or as advanced as validating detailed bits of information.

Cloud

The New News on OpenShift 3.11

Greetings fellow OpenShift enthusiasts!

Linux

Configure a Failover Cluster with Pacemaker

High availability is a major buzzword in the IT industry and there are several reasons for this.

Linux

Linux Training Courses | New January Releases

Are you enjoying all the new and updated hands-on training content we’re releasing this month?

DevOps

Using Ansible Facts to View System Properties

Using Ansible for system automation provides a number of powerful features, one being Ansible facts.

Cloud

Cloud Migration Fundamentals

Have you ever wondered why geese fly in a “V” pattern?

Linux

Branching out with Git

Git is a wildly popular tool that is incredibly pervasive in the IT community at large.

DevOps

Demystifying Pointers in Go

If you’ve never worked with a language that exposes pointers, it could be a little confusing.

Linux

The Road to RHCA: In the Trenches

The RHCA is not easy My friends, the road to the RHCA is by no means a straight line.