Category: React

Why do we need middleware for async flow in Redux? Redux is a popular JavaScript library for managing application state. It provides a predictable state container, making it easier to develop and maintain complex applications. However, when it comes to handling asynchronous operations, Redux alone is not sufficient. This is where middleware comes into play.…

When working with React components, you may often come across the ‘children’ prop. This prop allows you to pass components, elements, or plain text as children to another component. However, you might wonder what the type of the ‘children’ prop is in JavaScript. The ‘children’ prop is a special prop in React that can have…

React – Changing an Uncontrolled Input If you have ever worked with React, you might have come across the concept of controlled and uncontrolled components. Controlled components are those whose value is controlled by React, while uncontrolled components maintain their own state. In this blog post, we will focus on changing the value of an…

Have you ever encountered the error message “Invariant Violation: _registerComponent(…): Target container is not a DOM element” while working with JavaScript? This error typically occurs when you are trying to render a React component into a target container that does not exist in the DOM. There are a few possible reasons why this error might…

How can I communicate between related React components? When working with React, you may encounter situations where you need to communicate between related components. This can be achieved through various methods, depending on the specific use case. In this blog post, we will explore three common approaches to facilitate communication between React components. 1. Props…

Babel-loader JSX SyntaxError: Unexpected token If you’ve encountered the error “SyntaxError: Unexpected token” when using babel-loader with JSX in your JavaScript project, don’t worry! This error is quite common and can be easily resolved by configuring your project correctly. Understanding the Error The “SyntaxError: Unexpected token” error occurs when the JavaScript parser encounters an unexpected…

How to Use Switch Statement Inside a React Component? React is a popular JavaScript library used for building user interfaces. It provides a component-based architecture that allows developers to create reusable UI elements. One common scenario in React development is the need to conditionally render different content based on a certain value or state. While…

Message “npm WARN config global `–global`, `–local` are deprecated. Use `–location=global` instead If you are a JavaScript developer using npm, you may have encountered the warning message “npm WARN config global `–global`, `–local` are deprecated. Use `–location=global` instead”. This warning is related to the way npm handles global and local configurations. Previously, npm allowed the…

React-Router vs React-Router-Dom: When to Use One or the Other? As a JavaScript developer, you may have come across the terms React-Router and React-Router-Dom when working with React applications. These two libraries are commonly used for routing in React, but what exactly is the difference between them and when should you use one over the…

Correct way to push into state array As a JavaScript developer, you may often find yourself working with state management in your applications. One common task is pushing new elements into an array stored in the state. In this blog post, we will explore the correct way to achieve this in JavaScript. Before we dive…