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centeos nodejs installation

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2023-05-28 10:37:072763browse

CentOS is a Unix-like operating system released based on Red Hat Enterprise Linux, and Node.js is a JavaScript running environment based on the Chrome V8 engine. Installing Node.js on CentOS allows you to easily write server-side JavaScript applications. This article describes the process of installing Node.js on CentOS.

Step 1: Update the system

Before installing any software packages, first make sure that your CentOS system is up to date. Run the following command to update your system:

sudo yum update

Step 2: Install Node.js

CentOS default repository does not provide the latest version of Node.js package, so we will use Node.js official source to get the latest version. Enter the following command in the terminal to add the source:

sudo curl -sL https://rpm.nodesource.com/setup_lts.x | sudo bash -

This command will add the Node.js official source and update all packages on the system. When the update is complete, run the following command to install Node.js:

sudo yum install nodejs

During this process, the system will automatically install Node.js and all its dependencies.

Step 3: Test the Node.js installation

After the installation is complete, you can check whether the correct version is installed by running the following command:

node -v

This command will show you The installed version of Node.js. In the meantime, you can also check whether npm (Node.js package manager) has been installed correctly by running the following command:

npm -v

Step 4: Install global packages

Node.js provides There is a package manager called npm that allows you to easily install, update, and manage Node.js packages. You can use the following command to install a global package:

sudo npm install -g <package-name>

This command will install a global package and make it available everywhere.

Summary

Installing Node.js on CentOS is simple and can be completed with just a few commands. Installing Node.js allows you to run JavaScript code and use the npm package manager to easily install, update, and manage Node.js packages. Now you are ready to start writing server-side JavaScript applications!

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