How to Validate Props in React Data handling within a DOM tree is quite beneficial as it takes away the burden from the app and increases the speed of rendering elements. There are a few techniques you can use when working with data in React components. For the sake of simplicity, we create a functional... » read more
What is JSX? JSX is an XML-like syntax extension for JavaScript. It doesn’t have any defined semantics and browsers don’t understand JSX. To render React components to DOM, we need a preprocessor also known as a transpiler to transform JSX to standard JavaScript. Let’s start with a simple example. let hello = <h1>This is a... » read more
What are nested components in React? In lesson 5, we created a simple component using classes in JavaScript, whereas, in lesson # 6 we learned to create a component using functions. For the sake of review, let’s create two components using functions and classes. Index.js import React, { Component } from 'react' import ReactDOM from... » read more
How to Style React components In the previous lesson, we have created a React component that displays a recipe of Taco Slaw with an image. Let’s review its file structure to understand where we need to put our CSS file(s). For the sake of simplicity, we will create a file ‘style.css’ in the root directory.... » read more
Importing and exporting React components So far, we have learned how to write our React and JSX code in a single file – index.js But remember, one of the main benefits of using React is to create components. Now, putting every component inside a single file isn’t practical or good practice. React has a convention... » read more
Creating functional components in React First, let’s install the React development tools or extensions for your web browser. You can install the new development tools from the Chrome Web Store. Click on the ‘Add to Chrome’. After the installation, you can go to the console area to find out a new tab for React. The... » read more
Creating your first component in React React components are the core building blocks of the React application. React components are created when you extend from the React’s component class. To create a component in the React, you must be familiar with import/export, and classes in the JavaScript ES6. React application folder Structure Once you have... » read more
Write your first program in React – the easy way To work with React in the web browser, we need to include two libraries: React and ReactDOM. Prior to version 0.14, ReactDOM was part of React and only recently they were separated as two different libraries to facilitate React Native. ReactDOM contains ReactDOM.render() method which... » read more
How to install React js? There are two ways to install React: Web Page Installation This first method isn’t what most of the people use to set up React but it is the easiest way and aims for the beginners. If you ever have used any other JavaScript library such as jQuery, this is the... » read more
Want to learn React? But do you know JavaScript well-enough? Well, in this lesson we are going to learn or revisit the basic concepts of JavaScript ES6 you are going to use while programming in React. React JavaScript Requirements Since its release back in 1995, JavaScript has gone throw many changes. The updates are community-driven.... » read more
If you are looking to learn React using an easy to grasp course, then you have come to the right place. In this lesson, we are going to teach you, step by step, how to use react in the next web development app. This course consists of 26 lessons. It’s very important to study this... » read more
Here is a program that finds the basis and dimension of a matrix using C++. A program to find the basis and dimension of a matrix in C++ In this program, we will take the number of vectors as input from the user, then input the values into the vector and calculate the determinant of... » read more
Below is a C program with an explanation of how to find the largest number in an array. What is an array? An array is a group of elements of the same data type. It has a consecutive memory location in memory. Each value in the array is called an element. Every element has the... » read more
Delegate is a reference type variable that can hold the reference of a function. It is like a pointer to a method, in C++ or C. Delegates are implicitly driven from the System.Delegate Class. We can say that it is an object, or reference type variable, which refers to a function, and can hold the... » read more
In this example, we are going to show you how to create an HTML table dynamically in ASP.NET using C#. Create an HTML dynamically in ASP.NET For many reasons, a developer might need to create a table dynamically. For example, looping through a DataTable in order to print out the rows on the web page... » read more