Category: Computer science areas
United Airlines’ First Automated Reservation System: An Example of High Availability
Evelyn Berezin was a pioneer in the world of computing. She is considered the creator of the first word processor. But she also made several contributions. Today we will talk about another of them: United Airlines’ first automated reservation system: UNISEL. While Evelyn Berezin was working at Teleregister, a company specializing in creating reservation systems,…
Evelyn Berezin, the creator of the first word processor
When I started researching this woman, I never thought I would find her anecdotes so funny and sympathize with her so much. Determined, leader, with the ability to overcome all difficulties. This was Evelyn Berezin, the woman who built the first word processor. Origin Evelyn was born on April 12, 1925, the daughter of Russian…
Installation and configuration of WordPress from scratch on an Ubuntu VPS with Let’s Encrypt certificates
Among the most popular and used content management systems (CMS) on the entire internet is WordPress. In this article we will explain the process of WordPress installation from scratch and step by step on a virtual private server (VPS) from the command terminal in a quick and easy way. Software requirements for WordPress Requirements to…
What is Delphi and why do you have to learn to use it?
Delphi is a RAD (Rapid Application Development) type visual development environment. It is a development environment focused on rapid application development. It allows programmers to create applications quickly and with minimal effort. Furthermore, it also allows you to design the user interface of the application graphically, without having to write code, although you could also…
Web browsers, their history and features
A web browser, also called an Internet browser or simply a “browser”, is a computer program that allows you to access the World Wide Web (www) and view pages from websites all over the Internet. A web page or hypertext document is created using the HTML markup language, the CSS styling language, and the JavaScript…
Installation of GNU Linux Debian 12 (Bookworm) + KDE in graphical mode for workstations from scratch and step by step
In this article we will see step by step how to install GNU Linux Debian 12 (Bookworm) in graphical mode and with the KDE desktop environment. Why do we choose the KDE desktop environment? The answer to this question is quite simple. Although there are many desktop environments for Linux within which we can mention…
Software Quality Assurance: Functional and Non-Functional Testing
Currently there are a large number of companies and freelancers dedicated to software development. This generates great competition, which requires products to have higher quality every day. To achieve the required quality in programs, software testing is necessary. What is software testing? Software testing is the process of evaluating and verifying that a software product…
Create an LxC container in Proxmox VE step by step
Como crear un contenedor LxC en Proxmox VE paso a paso y que hacer en cada una de las pestañas del asistente de creación de contenedores.
Create a virtual machine in Proxmox VE step by step
The Proxmox VE hypervisor server allows 2 ways to virtualize , the first is to create virtual machines , and the second is to create Linux-based containers (LxC) . In this guide we will see how to create a virtual machine in Proxmox VE step by step and what to do in each of the…
Installation of GNU Linux Debian 12 (Bookworm) netinstall in text mode for servers from scratch and step by step
Instalación de GNU Linux Debian 12 (Bookworm) en modo texto usando iso netinstall