aptget install nodejs

In recent years, node.js has become one of the essential tools for front-end and back-end development. It has the advantages of efficient asynchronous I/O, lightweight event-driven, scalability and other advantages, and is widely used in fields such as web application development. On the Ubuntu system, there are many ways to install node.js, the most commonly used of which is to install it through the apt-get command.

The following is a step-by-step guide on how to install node.js through the apt-get command:

1. Update the software source

In the command line terminal Enter the following command to update the software source list:

sudo apt-get update

After the update is completed, you can check the node.js version through the following command:

node -v

If node.js is not installed, you will be prompted. The node command was not found, as shown in the figure:

2. Install node.js

Enter the following command in the terminal, you can use apt-get Install node.js:

sudo apt-get install nodejs

During the installation process, the required disk space will be displayed. After entering "y" to confirm, the system will start downloading and installing related software packages. After the installation is complete, you can use the following command to verify whether node.js has been successfully installed:

node -v

If the installation is successful, the version information of node.js will be displayed:

In addition, you can also use the following command to verify whether npm (node.js package manager) has been installed successfully:

npm -v

If the installation is successful, the version information of npm will be displayed:

3. Uninstall node.js

If you want to uninstall the installed node.js, you can do it through the following command:

sudo apt-get remove nodejs

Need to be in the command After entering "y" in the terminal to confirm the uninstallation, the system will begin to uninstall the relevant software packages.

4. Summary

Through the above simple operations, we can install the latest version of node.js on the Ubuntu system through apt-get. Of course, in actual operation, we can also install a version that is more suitable for ourselves through other methods. I hope that the introduction in this article can help you better use node.js to develop web applications.

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