debian install nodejs

Debian is a stable and secure Linux distribution widely used in server and desktop environments. Nodejs is a popular JavaScript runtime environment for building efficient web applications. In this article, we will discuss how to install Nodejs using Debian system.

Step 1: Update your system

It is a good idea to update your Debian system before installing any new packages. Execute the following command in the terminal window:

sudo apt-get update 
sudo apt-get upgrade

Step 2: Install Nodejs

In Debian, Nodejs can be installed in various ways. In this tutorial, we will use the NodeSource package library. This package repository is great for troubleshooting issues with older versions of Nodejs in the official Debian repository.

To install NodeSource, you need to enter the following command in the terminal:

curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash -

This will automatically set up the Nodejs APT repository. To install Node.js from the repository, execute the following command:

sudo apt-get install -y nodejs

This command will download and install Nodejs and all its dependencies.

Step 3: Check whether Nodejs is installed successfully

After the installation is completed, you can use the following command to check whether Nodejs has been installed successfully:

node -v

If you are in the terminal window If you see output similar to the following, Nodejs has been successfully installed:

v14.15.4

Step 4: Install npm

npm is the package manager for Node.js, used to manage JavaScript applications Various packages and dependencies used in the program. After Nodejs is installed, npm should also be installed. You can check whether npm installation is successful by executing the following command:

npm -v

If npm is not installed automatically, you can install it manually by executing the following command:

sudo apt-get install -y npm

Step 5: Upgrade npm

If you already have npm installed, make sure to upgrade to the latest version. Just execute the following command:

sudo npm install npm@latest -g

Step 6: Install global npm modules

After installing and using Nodejs and npm, you can install global npm modules, which are useful for building and deploying applications The program is very useful. Execute the following command in a terminal window to install global modules:

sudo npm install -g express pm2

This will download and install a number of global npm modules such as express and pm2.

Conclusion

Now you know how to install Nodejs on Debian and set up npm. You can start building and deploying web applications using Nodejs and npm. If you encounter problems or have any questions, please refer to the official Nodejs documentation or post on the community forum for help.

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