tutorials-blog

How to Validate Email in React.js

30/08/2023: Validating email addresses is an essential part of many React forms. When users submit information through a form on your site, you'll want to ensure the data is valid before sending it to your server. In this article, we'll explore several techniques for validating email addresses in React apps. JBI Training offers a complete solution to all of your training needs. Speak to us today to find out how we can help or check out our react course Why Validate Emails in React? There are a few key reasons to validate emails on the front-end in React: Improved user experience - Validate emails...

How to Trigger Re-renders in React

30/08/2023: React uses a virtual DOM to minimize the number of costly DOM operations required to update your UI. It compares component state and props to determine if an actual re-render is needed. However, there may be times when you need to manually trigger a re-render in React. In this guide, we'll explore the main ways to force a component to re-render in React. If you are considering training for yourself or your team please feel free to get in contact about react training Using the useState Hook The easiest way to trigger a re-render is by updating state via the useState hook. For example:...

How Do I Create A Faq Section?

26/05/2023: Creating an effective FAQ section is an important part of any website. It allows customers to quickly find answers to their questions and provides a better user experience. This article will provide readers with tips on how to create an optimized FAQ section that is both informative and easy-to-navigate. It will discuss the importance of determining the right questions to include, writing concise and clear answers, organizing the questions and answers, using visual cues, and promoting the FAQ section. All of these aspects are essential for creating a successful FAQ section that can help...

Getting Started with Svelte.js: A Beginner's Guide

Learn Svelte.js from Scratch: A Comprehensive Guide for Beginners

20/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Python training courses including Python (Advanced), Python Machine Learning, Python for Financial Traders, Data Science and AI/ML (Python), Azure Cloud Introduction & DevOps Introduction Step 1: Setting up the Development Environment Before we start building our web application using Svelte.js, we need to set up our development environment. Here are the steps to follow: Install Node.js: Svelte.js is built on top of Node.js, so you need to install Node.js first. You can...

Building Real-Time Web Apps with Svelte.js and Firebase

20/04/2023: I. Introduction to Svelte.js and Firebase for Real-Time Web Apps Real-time web apps are applications that provide instant feedback to users and update data in real-time without requiring a page refresh. Real-time web apps have become increasingly popular due to the need for real-time updates in areas such as social media, chat apps, and real-time gaming. Svelte.js is a JavaScript framework that enables developers to build efficient and reactive web applications. Svelte.js provides a different approach to building web applications than other frameworks such as React and Vue.js. Svelte.js...

Understanding React.js: What is React.js Used For?

06/04/2023: Introduction: React.js is a popular JavaScript library used for building interactive user interfaces. It has gained immense popularity over the years due to its ease of use, flexibility, and high performance. React.js provides a variety of features that make it an ideal choice for developing modern web applications. In this guide, we will explore what React.js is used for and provide some code examples to help you better understand the concept. What is React.js Used For? React.js is primarily used for building user interfaces. It allows developers to create interactive components that...

How to Use React.js: A Step-by-Step Guide

06/04/2023: Introduction: React.js is a popular front-end JavaScript library, while Node.js is a widely used back-end JavaScript runtime environment. Together, they can be used to create powerful full-stack web applications. In this how-to guide, we will explore how to use React.js with Node.js to create robust and dynamic web applications. Step 1: Install Node.js Before we can start using React.js with Node.js, we need to install Node.js on our local machine. You can download the latest version of Node.js from the official website (https://nodejs.org/en/download/). Once you have installed Node.js,...

React.js vs. React Native: What's the Difference?

06/04/2023: Introduction: React.js and React Native are both popular technologies used for building web and mobile applications, respectively. While they share a similar name and were both created by Facebook, they are not the same thing. In this how-to guide, we will explore the key differences between React.js and React Native, including their use cases and code examples. Step 1: Understanding React.js React.js, also known as React or ReactJS, is a JavaScript library used for building user interfaces. It is designed to be declarative, which means developers can describe how the UI should look and...

Using z-index in React.js: A Step-by-Step Guide

06/04/2023: Introduction: In React.js, the z-index CSS property is used to control the order in which elements are displayed on top of one another. In this guide, we'll show you how to use z-index in your React.js components and provide code examples to help you get started. Step-by-Step Guide: Define a style object: The first step in using z-index in React.js is to define a style object that includes the CSS properties you want to apply to your component. Be sure to include the z-index property in your object. const styles = { zIndex: 1 }; Apply the style object to your component: Once you have...

Getting Started with React.js Hooks: A Comprehensive Guide

06/04/2023: Introduction: React.js is a popular JavaScript library used for building interactive user interfaces. One of its most significant features is Hooks, a way to use state and other React features without writing classes. In this guide, we'll introduce you to React Hooks, explain their benefits, and provide examples of how to use them in your projects. Table of Contents: What are React Hooks? Advantages of React Hooks useState Hook useEffect Hook useContext Hook useRef Hook useCallback and useMemo Hooks Custom Hooks Best Practices for Using React Hooks Conclusion What are React Hooks? React...

Title: Error Handling in Rust: A Comprehensive Guide

06/04/2023: Error handling is an important aspect of any programming language, and Rust is no exception. In this guide, we will explore the different types of errors in Rust, how to handle them, and best practices for error handling. Types of Errors in Rust Rust has two types of errors: recoverable and unrecoverable errors. Recoverable errors are those that a program can recover from, such as a file not found error. Unrecoverable errors, on the other hand, are those that cannot be recovered from, such as a stack overflow. Recoverable Errors Recoverable errors are represented by the Result type in...

Mastering TypeScript: A Step-by-Step Guide to Building Scalable Applications

05/04/2023: TypeScript is a powerful programming language that adds advanced features to JavaScript, making it a popular choice for building large-scale applications. In this guide, we'll provide step-by-step instructions for mastering TypeScript and building scalable applications with ease. Step 1: Setting up a TypeScript To get started with TypeScript, you'll need to set up a TypeScript project. Here's how: 1. Install Node.js and 2. Create a new folder for your project. 3. Open a terminal or command prompt in the project folder and run the following command to initialize a new npm 4. Answer the...

How to Create a React App with TypeScript

04/04/2023: Introduction: React is a popular front-end JavaScript library that allows developers to build dynamic user interfaces. When using TypeScript with React, it provides better type-checking and improves the developer experience. In this guide, we will show you how to create a React app with TypeScript using create-react-app, a command-line tool that generates a boilerplate code for React projects. Step 1: Install create-react- The first step is to install create-react-app if you haven't already done so. You can install it globally by running the following command: create-react-appp Step 2:...

How to Convert JSON to TypeScript

04/04/2023: Introduction: TypeScript is a superset of JavaScript that provides better type checking and improves the developer experience. When working with JSON data in TypeScript, it can be useful to convert the JSON data into TypeScript interfaces or classes to take advantage of the static typing capabilities of TypeScript. In this guide, we will show you how to convert JSON to TypeScript using various techniques. Step 1: Define a TypeScript interface or Before we can convert the JSON data to TypeScript, we need to define a TypeScript interface or class that represents the structure of the JSON...

How to Use TypeScript with GitHub

04/04/2023: GitHub is a popular platform for hosting and collaborating on code repositories. TypeScript is a powerful programming language that can help you write safer and more maintainable code. In this how-to guide, I will explain how you can use TypeScript with GitHub, including setting up a TypeScript project, committing and pushing TypeScript files to GitHub, and working with TypeScript in a collaborative environment. Step 1: Setting Up a TypeScript Project Before you can use TypeScript with GitHub, you need to set up a TypeScript project. You can do this by following these steps: 1. Install...

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