Background Packaging is one of those nagging problems that has buggered me for years. When do you create your own RPM or DEB package? Of course the answer is, it depends. I have found two distinct use cases which have Basics I don’t think the use cases for this tool have been identified in this
Continue Reading “Marketing Small OpenSource Projects: Packaging”
Continue Reading “Marketing Small OpenSource Projects: Packaging”
Background One of the key advantages of using Docker is it’s centralized image management server, called a Registry Server. The Docker project, as well as Red Hat, maintain public registry servers which host supported images. The Docker project also provides an Open Source version of the Registry server which can be deployed on premise in
Continue Reading “A Practical Introduction to the Docker Registry Server”
Background Impetus Recently, I saw a discussion was started, asking about the importance of the operating system on the LinkedIn OpenStack group: Ubuntu can overtake Red Hat in private clouds because the OS doesn’t really matter I found the conversation wildly interesting because several people expressed reasons for why they think the operating system does
Background Open Source Software Proprietary Software have very different supply chain mechanics. Programmers, Architects, and Systems Administrators need to understand the long term impact of leveraging Open Source software versus Proprietary Software. For as long as I have been programming, it has been common for programmers to leverage libraries of code. Historically, these libraries were
Continue Reading “Open Source vs. Proprietary Software in the Supply Chain”
Background Why Docker has quite an amount of buzz around it today because it makes so many things easy that were difficult with virtual machines. Docker containers makes it easy for Developers, Systems Administrators, Architects, Consultants and others to quickly test a piece of software in a container; much quicker than a virtual machine, and
Continue Reading “A Practical Introduction to Docker Containers”
At JUDCon 2013 in Boston, Scott Cranton and I presented a talk entitled Resilient Enterprise Messaging with Fuse & Red Hat Enterprise Linux. This technical article is the follow up work from that presentation.
Continue Reading “Resilient Enterprise Messaging with JBoss A-MQ & Red Hat Enterprise Linux”
As I discussed in an article entitled Red Enterprise Linux Release Speed, developers sometimes have a problem with how slow Red Hat’s Enterprise Linux releases new versions of software. Well, the good news is, Software Collections are here. Software Collections provide Red Hat Enterprise Linux users with newer versions of programming languages and server daemons
Background The goal of this article is use the OpenShift Platform as a Service (PaaS) as a learning platform for Django. Most of the technical articles out there about running Django on OpenShift assume the user already understands how to administer Django environments and projects. This article is written from the perspective of someone who
Background Recently, I came across an article entitled: 5 Reasons Not to Use CentOS. While I actually disagree with all five points from a technical debate standpoint, I think this article is really the result of a few pain points that some developers express when talking about enterprise editions of Linux. Working as a technology
Background I manage the crunchtools lab and the infrastructure for this blog similar to a development data center. I have a rigorous weekly checklist, which includes optionally applying operating system patches as they are available. I do not perform the updates every week because of time constraints, but when I do, I patch all of