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ReactJs tutorial for beginners in Nepali

ReactJs tutorial for beginners in Nepali

Here is my attempt to create a Video tutorial for ReactJs beginners’ course in Nepali. Episode: 1 Content Introduction to React and Frontend Dev landscape Bootstrapping a project using CRA React Component basics Props States Introduction to React What is an SPA? What is React Comparison with other frameworks Prerequisites Basic knowledge of HTML, CSS, […]

Handling Push Notification Subscription for multiple devices

Handling Push Notification Subscription for multiple devices

If you have added a push notification feature on your PWA. You might have stumbled upon one problem. Identifying subscription records How do I identify the subscription so that I can later notify it? The easiest way is to add a user’s ID field to it and save it in your database. For example: Max […]

Heroku PostgreSQL database backup and restore

Heroku PostgreSQL database backup and restore

If you are new to Heroku and PostgreSQL and need to backup/restore data to and from your PostgreSQL database in Heroku, it might be overwhelming to get it right. This post has everything you will need to do just that.

Building SVG Clock using ReactJs

Building SVG Clock using ReactJs

DEMO: https://df2y4.csb.app/ GitHub: https://github.com/dejavu1987/react-svg-clock This blog post is an exercise from my previous blog post Introduction to Polar Coordinates, plotting on radial diagrams. If you have not read the post and have no idea how radial coordinates work. Please go to the post and read and come back. If you are confident, lets go build […]

Introduction to Polar Coordinates, plotting on radial diagrams

Introduction to Polar Coordinates, plotting on radial diagrams

Trigonometry “the foundation” the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles. Google Basics of Trigonometry Trigonometry in its core has a very simple foundation. Although being so simple, it blows my mind that its the base to all the complex […]

Low waste data modeling using graph

Low waste data modeling using graph

Hello internet, I decided to write this up after presenting a talk about it to my colleagues at Inviqa recently. I will try to walk you through this mindblowing journey of modeling your data from scratch to building a graphQl API, to consuming the API and then serving it in a ReactJs app.

Build Minesweeper game using ReactJs

Build Minesweeper game using ReactJs

Here is the demo of Minesweeper game I built using ReactJs. http://react-minesweeper.anilmaharjan.com.np/ I will be creating a step-by-step guide on, all the possible challenges, (hard parts) and the way I approached them. These are just one of the ways we can approach these problems. I appreciate your feedback and PR with suggestions and improvements. The […]

Radar diagram visualization in VanillaJs

Radar diagram visualization in VanillaJs

I have recently written a vanilla javaScript library to visualize Radar diagrams. It is open source and you are free to use it and contribute. The library itself can be found in NPM https://www.npmjs.com/package/radar-diagram run npm install radar-diagram or yarn add radar-diagram in you project to add it to your dependencies. The demo radar can […]

Esp32 modules

Esp32 modules

There are several different options to choose from when buying an esp32 Modules. The most common ones I have come across are the following. Espressif / AI Thinker WROOM / WROVER WROOM32U has the smallest footprint among all. WROVER comes with integrated 8MB PSRAM ESPRESSIF ESP32 Modules The footprints are different in size and positioning […]

PiMP Ping-pong Management Platform

PiMP Ping-pong Management Platform

PiMP, also known as Ping-pong Management Platform is a one-stop solution to manage table-tennis matches in your organization. PiMP consists of a beautiful GUI accessible on your browser built with the latest technology stack. It helps manage your Players’ data, matches data, Tournaments, and even lets you scorekeeping the match in realtime. PiMP offers real-time […]

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