Scenario You are using Node JS 17 and hitting this error during application start up using npm start command. Error The error ERR_OSSL_EVP_UNSUPPORTED has been mentioned in the release notes for Node.js 17. If you hit an ERR_OSSL_EVP_UNSUPPORTED error in your application with Node.js 17, it’s likely that your application or a module you’re using is attempting to use an…

Introduction In this example we will see how to build chat application using Nodejs, express and socket.io. You can find the original demo at https://socket.io/. This chat application has the following features: Asks for nick name from participant Tracks how many participants are there in the room Tracks who joins the room Tracks who leaves the room Tracks who is…

Angular Here you will see how to install new Angular framework or update/upgrade the existing Angular version and how to create new Angular project on Windows environment. Related Post: I will use node.js and npm for setting up the new Angular project on Windows environment. If you are using different Operating System then you have to check the installation process…

React Application In this tutorial I am going to show you how you can create React JS application or React JS project in Windows environment. Before reading this tutorial please make sure you have installed node.js in your system. Please have a look how to install node.js.

NodeJs I am going to show you how to install node.js (zip or archive version) on Windows OS (Operating System). Node.js is a JavaScript runtime built on Chrome’s V8 JavaScript engine and it uses an event-driven, non-blocking I/O model that makes it lightweight and efficient. Node.js package ecosystem, npm, is the largest ecosystem of the open source libraries. Here I…

Introduction In this tutorial I will show you how to delete the existing resource via REST API DELETE request using React JS framework. I will use ready made available REST API https://jsonplaceholder.typicode.com/posts for testing purpose. You can also create and deploy your own service using PHP, Codeigniter or Spring, Jersey etc. and call using React JS framework.

Introduction Here I will show you ReactJS REST API PUT Example. In this tutorial I will show you how to update the existing resource via REST API PUT request using React JS framework. I will use ready made available REST API https://jsonplaceholder.typicode.com/posts for testing purpose. You can also create and deploy your own service using PHP, Codeigniter or Spring, Jersey…

Introduction React is a declarative, efficient, and flexible JavaScript library for building user interfaces. In this tutorial I will show you how to create new resource via REST API POST request using React JS framework. Here I will use ready made available REST API at https://jsonplaceholder.typicode.com/posts for testing purpose. You can also create and deploy your own service using PHP, Codeigniter…

Introduction Here I will show you ReactJs REST API GET Example. React is a declarative, efficient, and flexible JavaScript library for building user interface. In this tutorial I will show you how to fetch data from REST service using React JS framework. Here I am going to use sample and ready made available REST API https://jsonplaceholder.typicode.com/posts for testing. You can…

In this tutorial you will see how to build Tic-tac-toe (tic tac toe) game using React or React JS web framework. React is a declarative, efficient, and flexible JavaScript library for building user interfaces. You may read more about tic-tac-toe game at https://en.wikipedia.org/wiki/Tic-tac-toe. You may also read tic tac toe using Java here https://roytuts.com/tic-tac-toe-game-using-java/