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Node.js-Basics

51 posts

Node.js require Module

Last Updated: 27 May 2024

The primary object exported by the require() module is a function. When NodeJS invokes this require() function, it does so with a singular argument - the file path. This i...read more

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Technical Scripter 2020

Node.js API Monitoring Tools

Last Updated: 21 May 2024

Software developers are turning their eyes on the popular JavaScript framework NodeJS for all further developments into software solutions. The hike in demand for this tec...read more

Web Technologies

Logging in Node.js

Last Updated: 01 April 2021

Node.js is a JavaScript runtime that's built on Chrome’s V8 JavaScript engine and its run-time environment includes everything which we'd like to execute a program written...read more

Web Technologies

Node.js __dirname Variable

Last Updated: 08 April 2021

The __dirname string gives the directory path of the current module, this is also similar to that of path.dirname() of the filename.Return Value : It returns the directory...read more

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Error-First Callback in Node.js

Last Updated: 16 February 2022

Error-First Callback in Node.js is a function which either returns an error object or any successful data returned by the function.The first argument in the function is re...read more

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Node.js __filename object

Last Updated: 06 April 2021

The __filename in the Node.js returns the filename of the code which is executed. It gives the absolute path of the code file. The following approach covers how to impleme...read more

Blocking and Non-Blocking in NodeJS

Last Updated: 20 February 2025

In NodeJS, blocking and non-blocking are two ways of writing code. Blocking code stops everything else until it's finished, while non-blocking code lets other things happe...read more

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NodeJS-function

What is Global Installation of Dependencies in NodeJS?

Last Updated: 18 March 2025

Dependencies are packages or libraries that your project requires to function correctly. In NodeJS, dependencies are typically installed using npm (Node Package Manager). ...read more

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NodeJS-Questions

How to Run Node Server?

Last Updated: 10 April 2025

A Node server runs JavaScript outside the browser to handle web requests. It listens for incoming requests, processes them, and sends responses. Unlike traditional servers...read more

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Web Technologies

NodeJS-Questions

Which is first argument typically passed to a Node.js callback handler ?

Last Updated: 10 October 2021

A callback handler function in Node.js is a way to handle something after a particular operation is completed. It is one of the ways to handle asynchronous code which take...read more

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NodeJS-Questions

How to Use Session Variables with NodeJS?

Last Updated: 17 March 2025

When building web applications with NodeJS, managing session data becomes an important task, especially for things like user authentication, shopping carts, or temporary d...read more

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NodeJS-Questions

Last Updated: 31 May 2024

Node.js is an open-source and cross-platform runtime environment for executing JavaScript code outside a browser. Node.js is used to build back-end services like APIs for ...read more

Web Technologies

Node.js Tutorial

Last Updated: 05 July 2025

Node.js is a powerful, open-source, and cross-platform JavaScript runtime environment built onChrome's V8 engine. It allows you to run JavaScript code outside the browser,...read more

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Web-Tech Tutorials

Backend-Development

How to Handle CPU Intensive Loads In Node JS ?

Last Updated: 28 April 2025

Node is a Single-Threaded Non-blocking event-driven architecture. But when it comes to handling heavy CPU-intensive workloads it can face some challenges while handling i...read more

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Handling Requests And Responses in Node.js

Last Updated: 04 February 2025

Node.js is a powerful JavaScript runtime for building server-side applications. It provides an efficient way to handle HTTP requests and responses using the built-in http ...read more

Web Technologies