Portable Definition File (PDF) is a page description language. PDF History It was released in the early 1990s, as a proprietary technology. It succeeded as it was the first PDL that solved the print fidelity issue by preserving the exat…
You can find a post that is an introduction to CI This post feature CI/CD software. Do not confuse CI-CD servers with build automation software. You can read more about them on this post. List of CI/CD Solutions List of…
Structured Query Language (SQL) is a language to query relational databases. You can read this post that is an introduction to relational databases. SQL Variants There are variants to SQL. For example, PL/SQL (Procedural Language for SQL) is an extension…
This post talks about endpoint security on Linux OS. Linux Endpoint Hardening Tools Lynis Lynis is free and open source software (FOSS) tool to audit Unix-like OSs. It is developed by Dutch company CISOfy. Lynis official website Lynis code repository…
The ideal fraction method is a normalization technique used in multi-criteria decision-making. This method is applied to normalize values for a criterion that needs to be maximized (where higher values are better), transforming the original scores into a scale from…
Data mining is a step within KDD whose goal is to find patterns within large volumes of data. It would be a field of statistics and information systems. Some of these patterns are: It combines statistics, artificial intelligence, machine learning…
DOCSIS is an standard to exchange data over the coaxial cable, also known colloquially as TV cable. DOCSIS versions There are different versions of DOCSIS: DOCSIS 3.0 DOCSIS was ratified in the following ITU-T Recommendations: DOCSIS 3.1 The maximum speed…
This post discusses how to compare cells that have number in Excel. The approach is converting strings to text, and then comparing it. Two ways to convert a number to text are proposed: You might also be interested in… External…
MÉTRICA es una metodología para la planificación y gestión del ciclo de vida de los sistemas de información. Es desarrollada y empleada por la Administración General del Estado (AGE) de España. Fue creado por el Consejo Superior de Informática (CSI),…
This post discusses some aspects of artificial intelligence regarding security. AI Chatbot Security Concerns Summary of AI Chatbot Security Concerns Upload Sensitive Information Users or employees may upload sensitive information to the website. Malicious use of the Application This aspect…