Push Notifications are features that allow a website to show instant messages to the user on a desktop. …

A full-stack application dealing with public interactions or creating user profiles usually runs into the problem of storing images or profile pictures of users to the database. Of course, you can break the picture into bytes or bits, etc, and store the same but this is a horrible practice and…

Testing refers to the checking of code and its functionality in different conditions. The conditions could be extreme or mild, depending upon the developer but a good code or application is one that can be handle different user scenarios and can work under any and every circumstance. …

Parallel Programming is a paradigm of computing that helps in the faster processing of large and complex problems. It is a concept that is basically used in large, scalable systems where even a simple “for-loop” takes time to complete.

The concept of parallel programming can be visualized in a very…

During the creation of a web application, a developer needs to authenticate the user to use the application. This can be done by a simple log-in, log-out authentication, or by OAuth2 or any other way. So for the aid of a developer, Spring has such features in-built.

1. Create a…

Google provides API to automate it’s spreadsheet. We can read, write, update, etc. data from the spreadsheet using Google Sheets API. Various languages like Java, Go, .Net, etc supports the API but here we are going to use Node.js for the automation.

NOTE:- We need little knowledge of Javascript, so…

This is a continuation of my previous article of the article on Spring which is accessible from here:-

Now, creating a real application in Spring requires few additions, changes, and modulation of the existing code. The code as per the previous article is:-

Here, we’ll be only using our post…