Node.js is a server-side platform built on Chrome’s JavaScript runtime for easily building fast & scalable network applications.

On Linux (RHEL / CentOS)

  1. Add Node.js Yum Repository

# yum update

# yum install -y gcc-c++ make

# curl -sL https://rpm.nodesource.com/setup_12.x | sudo -E bash – 

  1. Install Node.js

            # yum install nodejs

On Linux (Debian / Ubuntu)

  1. Update packages

            # apt update 

  1. Install Node.js & npm

# apt install nodejs

# apt install npm

On Unix based systems eg. Mac

  1. Update brew

# brew update

  1. Install Node.js & npm

# brew install node 

On Windows

  1. To install Node.js, visit https://nodejs.org/en/download/ and download the .msi version as per your system’s architecture (32/64 bit)
  1. Run the installer & complete the installation as in-general
  1. To install npm, open command prompt (cmd) with administrator privileges and run below command:

@’%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe’ -NoProfile -InputFormat None -ExecutionPolicy Bypass -Command ‘iex ((New-Object System.Net.WebClient).DownloadString(‘https://chocolatey.org/install.ps1′))’ && SET ‘PATH=%PATH%;%ALLUSERSPROFILE%\chocolatey\bin’

How do I download and install Node JS?

How to Install Node.js and NPM on Windows
  1. Step 1: Download Node.js Installer. In a web browser, navigate to https://nodejs.org/en/download/.
  2. Step 2: Install Node.js and NPM from Browser. Once the installer finishes downloading, launch it.
  3. Step 3: Verify Installation.

How install Node JS command prompt?

Installation Steps
  1. Download the Windows installer from Nodejs.org.
  2. Run the installer (the . msi file you downloaded in the previous step.)
  3. Follow the prompts in the installer (Accept the license agreement, click the NEXT button a bunch of times and accept the default installation settings).
  4. Restart your computer.

How do I install NPM?

Install the dependencies in the local node_modules folder. In global mode (ie, with -g or –global appended to the command), it installs the current package context (ie, the current working directory) as a global package. By default, npm install will install all modules listed as dependencies in package. json .

What is NPM install?

npm install downloads a package and it’s dependencies. When run without arguments, npm install downloads dependencies defined in a package. json file and generates a node_modules folder with the installed modules. When run with arguments, npm install downloads specific modules to the node_modules folder.

Is node js a framework?

No. Even though considering Node JS a framework is one of the most common mistakes, let us assure you Node JS is not a framework.

Is node JS frontend or backend?

Node. js is a runtime environment that allows software developers to launch both the frontend and backend of web apps using JavaScript. Although JS underpins all the processes for app assembly, as a backend development environment, Node. js, differs from the frontend environment.

Is node js a Web server?

The answer is no. All that we can say is that Node. js is a runtime environment which one may use to implement a web server.

Is node JS hard to learn?

Node. js platform has JavaScript at the heart that defines its difficulty level. JS is usually listed among the best starters for beginner-programmers due to its easy syntax and interpreted nature.

Can I learn node js without knowing JavaScript?

In the end, yes, you need to know the language you’re working with if you want to build anything. You don’t need to be all-knowing to get started, though. If you try to understand what you’re doing, you’ll most certainly learn stuff along the way.

Is Nodejs popular 2020?

Being open-source and easily accessible is like the cherry on the cake. Thus, Node. js has become incredibly popular for both web and mobile application development. As of early 2020, more than 50% of the developers use Node.

Is node js worth learning in 2020?

Javascript is the most common programming language used in many startups and large enterprises for software development. It is used as a client-side development tool in 95% of the websites. It is the perfect skill to open up amazing career opportunities for any software developer.

Is node js a good choice?

Since it’s a lightweight technology tool, using Node. js for microservices architecture is a great choice. With each microservice communicating with the database directly through streams, such architecture allows for better performance and speed of application.

Does node js have a future?

Being the first choice of front-end developers and gaining immense appreciation from backend developers, Node. js has proved itself to be a miraculous advancement. The convenience and applicability of Node. js ensures a bright future in the IT world.

Is Deno better than node?

js, Deno is a secure runtime for JavaScript and TypeScript that addresses Node’s shortcomings. If you like Node. js but not its package manager npm, or you want a more secure JavaScript runtime environment than Node. js, Deno is essentially a shell around the Google V8 JavaScript engine, although unlike Node.

Is node JS deceased 2020?

Node. js is certainly not dead, but the hype is over. As of 2019, all of Node’s innovations (non-blocking I/O, same language on front-end and backend) are copied and even made better by other languages.

Is Deno replacing NodeJS?

Fast-forward to today, as we can see how much NodeJS has grown across the software development world, with it being a popular choice for not only frontend development, but now in a lot of cases, backend, server-side development as well. And now, we also have the “successor” to NodeJS available now, Deno.

Will Deno beat node?

Though deno performs better in the -c100 test, which means deno is doing better than node in a higher traffic network.