How to Install and Set Up Node.js for Angular Development

Installing Node.js is the first step in setting up an Angular development environment. This JavaScript runtime allows you to run JavaScript code on the server, making it essential for developing Angular applications. In this article, we'll guide you through the process of installing Node.js and the Angular CLI, creating a new Angular project, and running your application.

Installing Node.js

You can download Node.js from the official website 'www.nodejs.org'(http://www.nodejs.org). The installation process is straightforward, and once completed, you'll have Node.js installed on your computer. You can verify this by opening a command prompt or terminal and typing `node -v` to check the version of Node.js installed.

Installing the Angular CLI

With Node.js installed, the next step is to install the Angular CLI (Command Line Interface). The Angular CLI is a powerful tool that makes it easy to create, manage, and build Angular projects. You can install the Angular CLI using npm, which is the package manager that comes with Node.js.

To install the Angular CLI globally on your computer, navigate to your project folder and run the following command:

```

npm install -g @angular/cli

```

This will download and install the Angular CLI globally on your system.

Creating a New Angular Project

Once you have installed the Angular CLI, you can create a new Angular project by running the following command in your command prompt or terminal:

```

ng new my-app

```

Replace 'my-app' with the name of your project. This will create a new Angular project called 'my-app' in a new directory.

Starting the Development Server

After creating a new project, you can start the development server and run your application by navigating to your project folder and running the following command:

```

ng serve

```

This will start a development server and serve your Angular application on `http://localhost:4200`. By default, the development server will watch your files for changes and automatically reload the page when changes are detected.

Opening Your Application

With the development server running, you can open your application in a web browser by navigating to `http://localhost:4200` in your favorite browser. You should see the default Angular welcome page. This makes it easy to develop and test your application in real-time.

In this article, we've covered the steps involved in setting up an Angular development environment using Node.js. By following these steps, you can create a new Angular project and start building your application. Remember to install Node.js and the Angular CLI, create a new project, and run your application using the `ng serve` command. Happy coding!

Node js install angular