Comprendre les générateurs en JavaScript
L’auteur a choisi le Open Internet/Free Speech Fund comme récipiendaire d’un don dans le cadre du programme Write for Donations. Dans [ECMAScript…
Understanding the DOM — Document Object Model eBook
Download the Complete eBook! Understanding the DOM — Document Object Model eBook in EPUB format Understanding the DOM — Document Object Model eBook in PDF format
Using the React-Async Library for Declarative Data Fetching
The combination of React and `async-await` leads to a mixed pattern in which we have both imperative code (for data fetching) and declarative code (for UI composition). [React-async](https://github.com/ghengeveld/react-async) provides a declarative API to perform any REST API calls using a single React component, allowing declarative programming to be used throughout the application. In this article, we will explain how the React-Async library helps us fetch data.
How To Implement API Authentication with JSON Web Tokens and Passport
Many web applications and APIs use a form of authentication to protect resources and restrict their access only to verified users. This guide will walk you through how to implement authentication for an API using Json Web Tokens (JWTs) and Passport, an authentication middleware for Node.
Cómo acceder a las cámaras delantera y trasera con getUserMedia() de JavaScript
Con HTML5 llegó la introducción de las API con acceso al hardware del dispositivo, incluyendo la API MediaDevices. Esta API permite acceder a dispositivos de entrada multimedia como audio y video. En este tutorial, verá cómo acceder a las entradas de video desde las cámaras del dispositivo de un usuario.
How To Add Charts to SolidJS Using ApexCharts
Visualizing data provides an intuitive way for users to know what is happening in the system of their web applications. In this tutorial, you will integrate ApexCharts into a SolidJS application for data visualization. You will develop an application that pulls weather data from the OpenWeatherMap API and displays it in a bar chart.
How To Build a Bookstore Landing Page with Gatsby and TypeScript
Landing pages are web pages that promote a product or service, providing a place for customers to land when arriving at a site. In this tutorial, you will build a landing page with TypeScript and the Gatsby static site generator.
How To Build a Photo Search App with React Using the Unsplash API
This tutorial shows how to build a JavaScript search bar application with the React front-end library to query and display images using the Unsplash API. It covers styling the user interface with CSS, managing state with React Hooks like useState(), and using JSX to display the images to a webpage. At the end of this tutorial, you’ll have a working application that uses React Hooks to query the Unsplash API.
Erstellen einer benutzerdefinierten Paginierung mit React
Eine Methode zur Handhabung großer Datensätze in der Ansicht ist die Verwendung des unendlichen Bildlaufs, bei dem mehr Daten in Blöcken geladen werden, wenn der Benutzer sehr nahe an das Seitenende scrollt. Dies ist die Technik, die bei der Anzeige der Suchergebnisse in Google Images verwendet wird. In diesem Tutorial sehen wir, wie eine benutzerdefinierte Paginierungskomponente mit React zur Paginierung großer Datensätze erstellt wird. Wir werden eine paginierte Ansicht von Ländern der Welt er
How To Count Vowels in a String of Text Using JavaScript Algorithms
In this article, you will implement two different algorithm approaches using vanilla JavaScript. Your challenge is to receive a string of text of any length and return the number of vowels found within the text. You will explore two ways to implement this: an iterative loop approach and regular expressions approach.
