What is Node.JS and its Pros and Cons

Introduction

Node.js is a free open-source server-side JavaScript environment. It runs on version 8 of the Google engine and enables JavaScript programmers to convert JavaScript to machine code, making JavaScript a multipurpose language.

The reason for the popularity when it comes to web app development is the Node.js advantages that developers and organizations could derive. Of course, just like any other programming language, it also has some drawbacks. Let’s walk through them and explore use instances that will help you understand how Node could add value to your project.

Know the Node JS Advantages and Disadvantages

When it comes to the most popular client-side programming language, JavaScript is the leader. Until Node.js was introduced in 2009, things that could be done with JavaScript on the server-side were just a concept. With the benefits of Node JS, various Node frameworks and package managers of Node (commonly referred as NPM) the web application development has become extremely cost-effective, super-efficient, and extremely simple.

Node.js has become the go-to for a lot of industries, which include healthcare, IT, and so on.

Benefits of Node JS

1. Real-time, High-Performance Applications

One of the Node JS advantages is that you could build supercharged apps, which display results in just a blink of an eye. Web apps that are Node.js powered benefit hugely from their ability to multitask. Unlike other platforms, Node has an event-driven architecture, single-threaded that could process several concurrent requests efficiently without clogging the RAM.

Furthermore, its non-blocking, event-loop I/O operations enable executing code at a pace that remarkably impacts the overall performance of an application. To further elevate the Node.js performance to ensure continuous advancements, Google introduced the V8 benchmark suite.

2. Easy to Learn Language

It’s much easier to adapt and learn Node.js for web app development because writing codes take less time. Based on a survey by StackOverflow, an impressive percentage of professional developers, 49.9 percent to be exact, go for Node.js as the most used technology. This answers why it is very popular.

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