Aditya Gupta

Let’s say you have just been hired as a Node.js developer, you have the task of building a module that does something when a certain event occurs. For instance, if the user needs some data and that data does not exist, some code must be triggered to properly handle the error. As a beginner, you […]

We already have a tutorial on how to connect to the MySQL database using Node.js. Well, you can read it if you want to know, but it only allows you to interact with the database, what if you want to insert some new records directly from Node.js? You can also easily do this by executing

JSON stands for JavaScript Object Notation used to structure data based on JavaScript object syntax. It is small in size making it fast to transfer between server and client for transmission of information. JSON is based on JavaScript but due to its capability, it is implemented by many other programming languages like C, PHP, Python,

Whenever you are writing Node.js code on your system you have to run the “node index.js” command to execute the code written in the “index.js” file. Suppose you have made some changes to the “index.js” file and even after saving the file you will see there are no changes reflected in the application. After updating

In Node.js we perform a lot of operations on data, which involves transferring data simultaneously from server to client and from client to server. There may be a possibility of a data breach while transferring data. To avoid this we can encrypt the data and then decrypt it later to get the same output ensuring

NodeJS Query String module is used to parse and format the URL query strings. In this article, we will learn about different methods provided by this module but let’s first understand URLs and Query String. What is a URL?  URL stands for Uniform Resource Locator, the location of a given unique resource of a website,

A program usually executes line-by-line, meaning the function written first will execute first, and then the next function will execute. The problem arises when one function while executing blocks the execution of other functions. There may be some cases where this can be super annoying. For instance, suppose you are using a social media platform,

NodeJS is an open-source, cross-platform runtime environment that uses JavaScript for creating fast, data-intensive, and secure server-side applications.  These applications require some ways to store data in order to use them again. NodeJS supports all kinds of Databases, relational, and non-relational out of which MySQL can be the best choice. MySQL is a relational database