Cómo Configurar y Usar Variables de Entorno en Node.js: Guía Práctica
Domina las variables de entorno y dotenv para desarrollar en Node.js de forma segura. Aprende por qué hardcodear secretos es peligroso, cómo usar archivos .env, buenas prácticas de configuración y cómo escalar de desarrollo a producción con seguridad.
Monday, 20 Jul 2026
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How to use 80/20 rule to improve productivity?
The **80/20** rule is one of the most helpful concepts for life and time management. The 80/20 rule which is also known as the Pareto principle, basically means that in many events, **80%** of the effects come from **20%** of the causes.
Wednesday, 24 Mar 2021
Computational thinking for problem-solving
It simply refers to an approach to solve problems using the concepts of computer sciences, then expresses solutions to these problems such that they can be run on a computer.
Monday, 22 Mar 2021
What is REST API?
What is REST API? REpresentational State Transfer- Application Programming Interface API, an application programming interface is a set of rules that allow programs to talk to each other. The developer builds the API on the server and allows the client to talk to it.
Saturday, 20 Mar 2021
Mocha Testing in 2026: Why Every JavaScript Developer Needs to Write Tests That Actually Run
**Mocha** is a framework designed to test pages in web browsers. Mocha has a rich environment for constructing user interfaces in a browser. It is a testing framework for JavaScript running on **Node.js**. Mocha uses HTML with the constructs in languages like C++ and Java. It mostly resembles Java because of the constructs like if, for, and while. But when you deep down into it, it starts to look like much more HTML because of the user interface constructs.
Wednesday, 17 Mar 2021
Advantages of ReactJS
**What is React?** React is an open-source, front-end, JavaScript library for building user interfaces or UI components.
Monday, 15 Mar 2021
API Documentation using Swagger
Swagger clarifies API development for users and enterprises with the Swagger open-source toolset. Swagger is a specification for describing, producing, consuming, testing and visualizing a RESTful API. The specialty of swagger is its simplicity. It describes how an API works, where it resides, what inputs it needs, and what results it produces.
Friday, 12 Mar 2021