useEffect React hook, how to use Find out what the useEffect React hook is useful for, and how to work with it!Check out my React hooks introduction first, if you’re new to them.One React hook I use a lot is useEffect.import React, { useEffect } from 'react'...
When dealing with dynamic components that need to be added or removed based on user interactions, `useReducer()` can help manage component creation and destruction. Optimizing Performance: For fine-grained control over re-renders, `useReducer()` can be combined with `React.memo` and `useCallba...
In order to start working with the REST API through Python, you will need to connect a library to send HTTP requests. The choice of the library depends on the version of Python. If you use Python 2, we recommend using unirest because of its simplicity, speed, and ability to work with ...
Create a Chat App Using React Hooks With the WebSocket Dependency This example requires that we go full stack React because as we create the interface of the app{frontend}, we will also set up the server ourselves, which is what is referred to as backend development. Let’s create a folde...
In this tutorial, we are going to learn about how to check if a string starts with another substring in Python. Python has a built-in startswith() method by using that we can check if a given string starts with another string or not. The startswith() method returns true if a string...
Step 1: Create a new React application The very fist step is to create a new React application. The easiest way to do so, is to use the create-react-app scaffolding script which can be executed with the following command: $ npxcreate-react-appfetch-app ...
Download Python's latest version. Learn how to install Python with this easy guide, which also provides a clear prerequisite explanation for downloading Python.
In this tutorial, we are going to learn about how to remove the last character of a string in Python. Removing the last character To remove…
One hook I sometimes use is useReducer.import React, { useReducer } from 'react'This hook is used to manage state. Sort of like useState, except more complex.This is the key difference between useState and useReducer: with useReducer, state is altered by passing messages rather than calling ...
1. Without useCallback() Hook In this example, we have a simple component that increments a counter and passes a callback to a child component: import React, { useState } from 'react'; function ParentComponent() { const [count, setCount] = useState(0); ...