Introduction to NodeJS

By  Maham Qasim

November 16, 2021 1:57 pm EST

Node.js, which derives from “node,” is a JavaScript runtime environment that enables developers to build server- and network-side applications in Node. This is yet another well-designed script language that has been optimized to work best on low-bandwidth connections. The language was created with performance in mind, making it ideal for use on low-bandwidth connections where speed is more important than Script clarity or readability.

For many years the only way one could run web content was through HTML files served from their website, but now you can also build your site using this powerful tool called “NPM” (or node package manager). This allows access not just via your favourite browser but also when developing apps locally against builds available online–which means less time waiting around.

Why Use NodeJS

NodeJS is a popular platform for developing fast, scalable websites. Google maintains it, and it has close ties with other well-known technologies like Chrome or WordPress, so you can easily import your content when using this browser-based runtime environment.

With Node JS, developers can create large scale web applications that use event-driven architecture instead of callback functions. This allows them greater control over application execution flow as well increased performance due in part. This is because each request dispatched causes an automatic delay before the code returns relative information about whether there were any errors related to either network transport layers or if the request itself was successful.

Node Types 

Nodes are the core of any system. Naming nodes is critical, as they’re used for reading input and executing commands on important systems in an application with minimal overhead time!

Languages that have variables benefit greatly from using them instead of types because it makes your code more flexible. NodeJS is a simple, lightweight JavaScript runtime built on Chrome’s Virtual Machine that allows you to run JS outside of the browser and has been used by some pretty big companies like IBM and Microsoft and popular websites such as PayPal!

Functions and Arguments

The first argument passed to callback always contains an Error object which is used for error handling if there’s no exception thrown in your code. You can also use this parameter directly on the console or debugger without assigning anything else (such as logging). When executed with debug argument set true, it will contain any information printed out by print() method; output goes straight into the log file rather than through standard output channels unless redirected using System LoggerHandler. The NodeJS interpreter can access all system call interfaces from within its runtime environment, allowing programmers extraordinary flexibility in designing applications running inside this virtual machine.

How To Make Your Code More Readable Using Nodejs

Another way of making sure that all the information is presented in a way that makes sense and doesn’t seem too complicated for anyone else who isn’t used to looking through it – would be by adding comments into our program wherever we want some extra explanation or even just something which reminds us of what we had to do or why things were placed in particular places.

We can use ‘//’ for single-line comments and ‘/* */’ tags around anything more than one line which should be remembered throughout the lifetime of our project – so if someone else (or even yourself) looks back through all this code, you’ll know where it’s come from and what it was used for.

Coding Conventions With NodeJS

The last thing to consider before writing your code is that there are certain ways in which you should always write things- especially when working with other people to ensure everyone knows how to use each other’s code by keeping to the same standards.

This means that if you’re going to be using a function, don’t just copy and paste it from their source code directly – instead, use npm, which will give access to so many different packages of functions we otherwise would have never been able to reach out towards! When writing your programs, however- it’s best not to use any kind of unnecessary styling or formatting, as this goes against the idea of making your code readable by anyone else.


Maham Qasim

Maham is a copywriter and content creator who's always been drawn to the idea that there's more than one way of getting things done. Her writing career can be thought of as just another side hustle for her; when she isn't crafting content or reading Oscar Wilde, Maham often strategizes about how best to reach out with an engaging voice in this ever changing marketplace!

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