Category: React

  • Reactjs – Does Render Get Called Any Time “Setstate” is Called?

    ReactJS – Does render get called any time “setState” is called? ReactJS is a popular JavaScript library used for building user interfaces. One common question that arises when working with ReactJS is whether the render method gets called every time the setState method is called. In this blog post, we will explore this question and…

  • React Hook Warnings for Async Function in Useeffect: Useeffect Function Must Return a Cleanup Function or Nothing

    React Hook Warnings for async function in useEffect: useEffect function must return a cleanup function or nothing If you’ve been working with React hooks, you might have encountered the following warning message: Warning: useEffect function must return a cleanup function or nothing. This warning typically occurs when using an async function inside the useEffect hook.…

  • Where is Create-react-app Webpack Config and Files?

    When working with React and using the popular create-react-app tool, you might wonder where the webpack configuration and files are located. In this blog post, we will explore the location of these files and discuss how you can customize them to fit your project’s needs. Understanding create-react-app create-react-app is a command-line tool that sets up…

  • Push Method in React Hooks (Usestate)?

    Push method in React Hooks (useState) React Hooks, introduced in React 16.8, provide a way to use state and other React features in functional components. One of the most commonly used Hooks is useState, which allows us to add state to our functional components. However, the useState Hook does not provide a push method like…

  • How to Combine Multiple Inline Style Objects?

    When working with JavaScript and styling elements dynamically, you may come across a situation where you need to combine multiple inline style objects. This can be useful when you want to merge different style properties or override existing ones. Fortunately, there are a few ways to achieve this. Let’s explore some solutions: 1. Using the…

  • ESLint Parsing error: Unexpected token

    Are you facing an ESLint parsing error with the message “Unexpected token”? Don’t worry, you’re not alone! This error is quite common when working with JavaScript, but fortunately, there are a few solutions to fix it. Solution 1: Update ESLint Configuration The first solution is to update your ESLint configuration to include the correct parser…

  • Read the current full URL with React?

    Read the current full URL with React? When working with React, you may come across situations where you need to read the current full URL. This can be useful for various purposes, such as tracking analytics or dynamically rendering content based on the URL. Fortunately, React provides a simple way to access the current URL…

  • Set types on useState React Hook with TypeScript

    When working with React and TypeScript, one of the most common challenges is setting types on the useState React Hook. The useState Hook allows us to add state to functional components, but without proper types, it can be difficult to ensure type safety and catch errors early on. In this blog post, we will explore…

  • No restricted globals

    No Restricted Globals When working with JavaScript, it is important to avoid using global variables as much as possible. Global variables can lead to naming conflicts, make code harder to read and maintain, and can cause unexpected behavior. Fortunately, there are several ways to avoid using restricted globals in JavaScript. Let’s explore some of the…

  • How to access custom attributes from event object in React?

    When working with React, it is common to attach custom attributes to elements in order to store additional information. However, accessing these custom attributes from the event object can be a bit tricky. In this blog post, we will explore different ways to access custom attributes from the event object in React. Method 1: Using…