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Articles by Kumar Harsh

Kumar is a software developer and a technical author based in India. He specializes in JavaScript and DevOps. You can learn more about his work on his website.

How to build a real-time object detection app using React and Kinsta

This article explains how to build a real-time object detection app using React that leverages a user's webcam and deploy the app to Kinsta.
Reading time
11 min read
Updated date
August 7, 2024
Post type
Blog
Topic
React

How To Build Your Own OCR API in Python

Learn essential techniques, from image processing to text extraction, and unlock the potential of OCR technology.
Reading time
7 min read
Updated date
August 6, 2024
Post type
Blog
Topic
API
Topic
Python

Setting Up Database Maintenance Plans for PostgreSQL on Node.js

Learn seamless PostgreSQL database maintenance on Node.js with our comprehensive guide. Elevate your database management game effortlessly!
Reading time
21 min read
Updated date
January 24, 2024
Post type
Blog
Topic
Node.js
Topic
PostgreSQL
Topic
Tech Tips

A Guide to Stripe Integration in Spring Boot

Learn how to seamlessly incorporate Stripe into your Spring Boot application for efficient and user-friendly payment processing.
Reading time
58 min read
Updated date
August 6, 2024
Post type
Blog
Topic
API
Topic
React
Topic
Web Development Languages

An Extensive Guide to JavaScript Design Patterns

There are plenty of JavaScript design patterns that can save you tons of time and effort. Learn about these reusable solutions in this post.
Reading time
58 min read
Updated date
October 23, 2023
Post type
Blog
Topic
JavaScript Tutorials

What Is Web Application Architecture? Breaking Down a Web App

How does web application architecture define interactions between applications, middleware systems, and databases? We cover it all here.
Reading time
32 min read
Updated date
July 25, 2024
Post type
Blog
Topic
Web Development Tools

Environment Variables: What They Are and How To Use Them

Environment variables are used to store app secrets and configuration data, which are retrieved by your running app when needed. Find out more in t…
Reading time
36 min read
Updated date
July 10, 2023
Post type
Knowledge Base
Topic
Tech Tips

A Definitive Guide to Handling Errors in JavaScript

Getting tripped up by errors in your JavaScript? We'll show you how to tame those errors so you can get back to developing your project.
Reading time
33 min read
Updated date
June 19, 2023
Post type
Blog
Topic
JavaScript Errors

What Is an API Endpoint?

APIs facilitate the data transmission between various software artifacts to solve customer problems. Learn all about API endpoints here.
Reading time
28 min read
Updated date
July 31, 2024
Post type
Knowledge Base
Topic
API
Topic
Tech Tips