Stefanos Evangelou 
This article provides a course outline for my upcoming free course on Linux Ubuntu operating system. This course aims to equip IT professionals, system administrators, and developers with an in-depth understanding of Linux Ubuntu’s operating system mechanics, administration, troubleshooting, and emerging technologies like containerization. Course outline Module 1: Introduction to Operating Systems Theory and Concepts … Read more
Introduction Azure Virtual Desktop (formerly known as Windows Virtual Desktop or WVD) is Microsoft’s offering to enable virtualization of desktops and applications in the cloud. As more organizations migrate their resources and services to the cloud, the concept of a cloud-hosted desktop environment has become increasingly popular. This blog post provides an Azure Virtual Desktop … Read more
Free training resources for TCP IP networking Starting your journey in the TCP IP networking stack, it is important to understand concepts but also to put these networking concepts into a hands-on perspective. This article provides a list of educational resources for learning TCP IP networking.
What is a business continuity and disaster recovery (BCDR) plan? A business continuity and disaster recovery (BCDR) plan is a document that outlines how an organization will continue to operate during an unplanned disruption in service. The plan should include procedures for handling all types of disruptions, including natural disasters, cyberattacks, and other emergencies. The … Read more
Introduction Stateless and stateful systems are two distinct approaches in information technology which handle and manage data and transactions differently. This article explores the differences between these two concepts and provide examples of stateless and stateful technologies in both software development and infrastructure systems. Stateless Systems In a stateless system, the server or application does … Read more
Python programming for beginners course outline This article provides a course outline for my upcoming free course on Python programming for beginners. Python is a super flexible and dynamically evolving imperative language which provides libraries and solutions for all modern software development scenarios, including cloud computing services, machine learning and artificial intelligence. This comprehensive course … Read more
Introduction to load balancing Load balancing plays a vital role in distributing network traffic efficiently across multiple servers or resources. This article provides a comprehensive overview of load balancers, including their theory, design considerations, persistence types, and load balancing methods. Furthermore, it presents a detailed list of commercial and open source load balancer solutions. Load … Read more
IBM Red Hat RHEL source code is no longer free In a release this week, IBM Red Hat says it is putting RHEL source code in the Red Hat Customer Portal (accessible via a subscription). The sole public repository for code releases will be CentOS Stream. “CentOS Stream will now be the sole repository for … Read more
Introduction Artificial Intelligence (AI) has become a prominent field with wide-ranging applications in various industries. To better understand AI, it is important to classify its concepts and models hierarchically. This article presents a detailed classification of artificial intelligence concepts and AI models, organized in a hierarchical manner based on increasing complexity and capabilities. Artificial Intelligence … Read more
This article provides an introduction to Generative AI models, Large Language Models as well as reference to tools which can assist your organization in building your own AI LLM. Introduction to GenAI and LLM Generative AI refers to a subset of artificial intelligence focused on creating models that can generate new content, such as images, … Read more
