Update Node Js Version Ubuntu 18.04

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Introduction to Node.js and Ubuntu 18.04

Node.js is an open-source JavaScript runtime environment that allows developers to build scalable applications on the server side. It uses an event-driven, non-blocking I/O model, making it very efficient and lightweight. Node.js has gained popularity over the years, with many companies using it for their backend systems.

Ubuntu 18.04 is a popular Linux distribution that is widely used for development, server hosting, and production environments. It comes with a long-term support release, which means that it will be supported for security updates and bug fixes for five years.

Combining Node.js with Ubuntu 18.04 provides developers with a powerful and reliable platform for building and deploying applications. Node.js runs seamlessly on Ubuntu 18.04, and the combination of these two technologies offers an efficient and scalable solution for server-side development.


In this content, we have introduced Node.js and Ubuntu 18.04 as separate technologies and explained their benefits. We have also highlighted the advantages of using them in combination for building robust applications.Here’s the HTML code for the content under the subheading “Why it is important to update your Node.js version?” in the blog post titled “Updating Node.js version on Ubuntu 18.04”:


Why it is important to update your Node.js version?

Node.js is a popular runtime environment that executes JavaScript code outside of a web browser. It powers a wide range of applications, including web servers, command-line tools, and desktop applications. Node.js is constantly evolving, with new features, bug fixes, and security upgrades being released regularly.

Keeping your Node.js version up to date is crucial for several reasons:

  • Bug fixes and performance improvements: Each Node.js release contains bug fixes and performance improvements that can enhance the stability and speed of your application.
  • New features: Node.js is constantly adding new features, including new APIs, methods, and modules that can help you write better and more efficient code. These features are often only available in the latest version of Node.js.
  • Security patches: As with any software, Node.js is vulnerable to security vulnerabilities that can be exploited by attackers. Each Node.js release contains security patches that can fix these vulnerabilities and protect your application.

By keeping your Node.js version up to date, you can ensure that your application is running at its best, with access to the latest features, bug fixes, and security upgrades.


How to check your current Node.js version in Ubuntu 18.04?

If you are using Ubuntu 18.04 and you want to check which version of Node.js is currently installed on your system, you can do so by opening your terminal and typing the following command:

node -v

After running this command, you will see the version number of Node.js displayed in your terminal.

If Node.js is not installed on your system, or you need to update to a newer version, you can do so using the following commands:

sudo apt update
sudo apt install nodejs

This will install the latest version of Node.js on your Ubuntu 18.04 system.

Steps to update to the latest Node.js version

Updating to the latest Node.js version is an essential task for developers to ensure that their applications are running on the latest stable version of Node.js. Follow these simple steps to update Node.js to the latest version:

  1. Open your terminal or command prompt and type the command `sudo apt-get update` to update the package list.
  2. Next, type the command `sudo apt-get install nodejs` to install the latest stable version of Node.js.
  3. To verify that Node.js has been successfully installed, type the command `node -v` to check the version number.
  4. If you are using the Node Package Manager (NPM), you can update it by typing the command `sudo npm install npm -g`.
  5. Finally, to confirm that NPM has been updated to the latest version, type the command `npm -v`.

By following these simple steps, you can easily update Node.js to the latest version, ensuring that your applications are running on the latest and most stable version of Node.js.

Common Issues That May Arise During the Update Process

When updating Node.js, there are a few common issues that may arise. These include:

  • Version compatibility issues: The new version of Node.js may not be compatible with all of your existing packages and code. This can result in errors and bugs.
  • Package dependency issues: Some packages may rely on specific versions of Node.js or other packages, which can cause conflicts during the update process.
  • System compatibility issues: Your operating system or other software may not be compatible with the new version of Node.js. This can result in errors and instability.
  • Network issues: Slow or unreliable internet connections can cause issues during the download and installation of the new version of Node.js.
  • Configuration issues: If you have customized your Node.js configuration file, the update process may overwrite these changes or cause issues with your custom setup.

It’s important to carefully review any error messages or warnings that occur during the update process and address them promptly. In some cases, you may need to seek help from a Node.js expert to resolve complex issues.

Verifying your Node.js version after the update

After updating your Node.js version on Ubuntu 18.04, you may want to verify that the update was successful. To check the version of Node.js that is currently installed on your machine, open a terminal window and type:

node -v

This command will output the version of Node.js that is currently installed. If the output matches the version that you just updated to, then the update was successful.

If you encounter any issues with the update, you may need to troubleshoot or roll back to a previous version of Node.js. It is always a good practice to verify that the update was successful before continuing to work with the updated version.

Conclusion and Final Thoughts on Updating Node.js Version on Ubuntu 18.04

Updating Node.js version on Ubuntu 18.04 is a necessary step to ensure that your Node.js applications are running on the latest and secure version of the software. It is also important to keep in mind the version compatibility with your application and dependencies before upgrading to a new version.

Through this tutorial, we have discussed the various ways to update Node.js version on Ubuntu 18.04. The first method involves updating through the NodeSource repository which is a recommended method by the official Node.js documentation. This method allows you to install a specific version of Node.js or upgrade to the latest version of the software.

The second method involves installing Node.js through the Node Version Manager(NVM). NVM allows you to switch between different versions of Node.js depending on the requirements of your application. It is a convenient way to install and manage different versions of Node.js.

Once you have successfully updated to a new version of Node.js, it is important to check your application and dependencies for any compatibility issues. It is also recommended to test your application on the updated version to ensure everything is running smoothly.

We hope this tutorial has helped you in updating Node.js version on Ubuntu 18.04. If you face any issues during the installation or have any questions, feel free to leave a comment below.

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