Abordamos tópicos de programación web, apps Android y escritorio con un enfoque 100% práctico y aplicado al mundo laboral.
10-09-2026 - Andrés Cruz
JavaScript In this entry we will see how to obtain the resolution of a screen with native JavaScript, we will also see how to detect a change in the browser's resolution every time the window is resized with JavaScript and jQuery.
24-11-2025 - Andrés Cruz
JavaScript Learn how to use the conditional pseudo-class :has() in CSS and JavaScript. Solve design problems, such as centering a caption, by selecting elements based on their adjacent siblings.
28-12-2025 - Andrés Cruz
JavaScript Learn how to create a responsive image gallery with HTML and CSS. Step-by-step tutorial with just 6 lines of JavaScript for a fast and lightweight website.
29-12-2025 - Andrés Cruz
JavaScript Learn how to change background color with time in JavaScript dynamically and automatically. Step-by-step guide to creating reactive backgrounds based on the current time without user interaction.
24-11-2025 - Andrés Cruz
JavaScript Learn how to use the DeviceOrientationEvent API to detect the orientation of a mobile device with JavaScript. Discover how to read the gyroscope's alpha, beta, and gamma values to rotate elements with CSS, request permissions on iOS, and create interactive web experiences. Includes hands-on examples!
24-11-2025 - Andrés Cruz
JavaScript A complete guide to obtaining a user's location using the JavaScript Geolocation API. Learn how to handle permissions, errors, and integrate location data with maps like Google Maps.
04-03-2026 - Andrés Cruz
JavaScript Learn how to use the HTML5 and JavaScript Canvas API to create dynamic drawings, particle backgrounds, and the basics of generative art step by step.
29-12-2025 - Andrés Cruz
JavaScript We can detect the level of ambient light obtained by the device's light sensor with JavaScript; In this way it is possible to configure the applications according to the level of light present in the environment.
30-08-2026 - Andrés Cruz
JavaScript Learn how to use navigator.mediaDevices.getUserMedia in JavaScript to access the camera and microphone, capture photos with canvas, and handle permission errors.
27-12-2025 - Andrés Cruz
JavaScript We will see how to make some simple animations in JavaScript using requestAnimationFrame() whose API is integrated with Canvas.