Tiempo de lectura: 2 minutos Reading time: 2 minutes Good morning, colleagues. Today I have prepared a tutorial on how to perform a series of actions on a form using DOM in JavaScript to access form elements. DOM (Document Object Model) allows dynamic access, modification, deletion, etc., of different elements in an HTML. I’ll provide a very simple example. <!DOCTYPE … Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minute Good afternoon, today I’m going to explain how Bootstrap breakpoints work. By default, Bootstrap is composed of 12 columns, which will adjust to different screens depending on the specified breakpoint. Breakpoints Bootstrap Prefix Screen Dimensions X-Small <576px Small sm ≥576px Medium md ≥768px Large lg ≥992px Extra Large xl ≥1200px … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes Many times we want to install a certificate to ensure that the connection to our website is secure. This tutorial can be used to obtain certificates for a domain and a subdomain. It can be used with Apache, Node.js, Fast-API, or Python’s Django, Spring Boot, or any other type of server … Read more
Tiempo de lectura: < 1 minuto Reading Time: < 1 minute In today’s article, I’m going to show you how to pass parameters between two Activities in Android using Java. We can pass all types of variables from one Activity to another, including objects. The first thing we need to do is create the intent to open a new Activity as … Read more
Tiempo de lectura: 2 minutos Reading time: 1 minute Ubuntu When deploying a service or server on a machine that uses Ubuntu, we often face the issue of not being able to connect to the site. Whether it’s an apache2 (which works on port 80 by default) or any other server with a different port. First, we can check if … Read more
Tiempo de lectura: 3 minutos Reading time: 3 minutes Many times in our project, we may accidentally delete a piece of code or simply want to revert to a previous version that was already working. If we use GIT in our project, this task becomes quite simple, with just one detail – we need to upload the commits to be … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes First, we need to have a designed FXML FILE where we add a ListView element with its id. In this case, we call it “listaAplicaciones”. In the corresponding Java Class, we reference the created ListView and create an ArrayList with the data we want to display as follows: In order to … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes Hello everyone, this time I’m going to explain how to load images from a URL into a RecyclerView in Android. If you don’t know how to create a RecyclerView, I recommend you visit the previous post on How to Create a RecyclerView in Android. Now, let’s get started. The first thing … Read more
Tiempo de lectura: 3 minutos Reading time: 3 minutes Hello everyone, this time I want to show you how to create a RecyclerView in Android. List created with RecyclerView A RecyclerView allows us to efficiently create a list interface in Android. This object can build a composite view of multiple elements given an input list or array. It also performs … Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minute Good morning, today I’m going to provide you with a tutorial on how to create an automatic image viewer using HTML, CSS, and JavaScript. Firstly, I will show you the project structure. I use Visual Studio Code as my development environment, and I’ll leave the link for you to download ... Read more
