Category: React

Trace why a React component is re-rendering As a React developer, you may encounter situations where your component is re-rendering more frequently than expected. This can lead to performance issues and unnecessary updates to the DOM. In this blog post, we will explore different techniques to trace why a React component is re-rendering and how…

Get viewport/window height in ReactJS When working with ReactJS, you may often come across the need to get the height of the viewport or window. This can be useful for various purposes such as dynamically adjusting the layout or determining the size of elements on the screen. In this article, we will explore different approaches…

When working with React and React Router, you may come across the need to define routes for your application. Two commonly used route components are and . While they may seem similar at first glance, there is a key difference between them that can affect how your routes are matched and rendered. The Difference The…

How to Access a Child’s State in React Posted by [Your Name] on [Date] React is a powerful JavaScript library for building user interfaces. One common challenge that developers face is how to access a child component’s state from its parent component. In this blog post, we will explore different approaches to solve this problem.…

Cannot update a component while rendering a different component warning If you’ve been working with JavaScript and React, you might have come across the “Cannot update a component while rendering a different component” warning. This warning occurs when you try to update the state of a component while it is still rendering another component. In…

Invalid hook call. Hooks can only be called inside of the body of a function component If you are a JavaScript developer working with React, you might have come across the error message “Invalid hook call. Hooks can only be called inside of the body of a function component”. This error occurs when you try…

Axios – DELETE Request With Request Body and Headers? When working with APIs, it’s common to need to send a DELETE request with a request body and headers. However, the popular JavaScript library Axios doesn’t provide a built-in method to do this. In this blog post, we’ll explore two solutions to achieve this functionality. Solution…

Understanding React-Redux and mapStateToProps() React-Redux is a powerful library that combines the benefits of React and Redux to create scalable and maintainable JavaScript applications. One of the key concepts in React-Redux is the mapStateToProps() function, which allows components to access the Redux store and retrieve the data they need. In this blog post, we will…

You are running create-react-app 4.0.3 which is behind the latest release (5.0.0) If you are a JavaScript developer using create-react-app, you may encounter situations where you are running an older version of the tool and want to update it to the latest release. In this blog post, we will explore different solutions to upgrade create-react-app…

What is {this.props.children} and when should you use it? When working with React and JavaScript, you may come across the {this.props.children} syntax. It is a special property in React components that allows you to access and render the content passed between the opening and closing tags of a component. Let’s dive deeper into what {this.props.children}…