Category: React JS

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…

In this tutorial I am going to show you how to build CRUD application using CodeIgniter 4, MySQL and React JS framework. CRUD is an acronym that stands for Create, Read, Update and Delete operations in a particular application. So you are basically creating a record, reading single or all records, updating the existing record…

Here I am going to show you how to use AJAX in React HTTP GET request without using Third Party library. To do this I am going to use XMLHttpRequest for fetching data instead of Fetch API (fetch()). AJAX is an acronym that stands for Asynchronous JavaScript and XML. The Fetch API provides an interface…

Introduction In this example I am going to show you how to allow only numeric values or digits in input field using React JS. You may have a requirement where you only need to allow user digits or numeric values for the input field. If user inputs non-numeric values then either you show an error…

Introduction I am going to show you how to show auto complete suggestion when users search for something by typing in the input field. Autocomplete allows users to have other suggested strings or values displayed on typing of the relevant text in the input field. You have also seen when you start a search on…

Introduction In this tutorial we are going to show you how to consume GraphQL CRUD API using React and Apollo. CRUD means Create, Read, Update and Delete operations. Therefore we are going to create client application for GraphQL server. I am going to use Spring Boot framework for implementing GraphQL server. In the server side…

Introduction In this tutorial we are going to show how to delete multiple table rows from server using React JS. Let’s say we have product data which got displayed on HTML table on user interface (UI). And users want to either select individual row or multiple rows for deletion from the HTML table. Therefore we…

Introduction In this post I will show you an example on cascading or dependent dropdown using React JS. When you have a requirement for selecting dropdown values based on another dropdown values then you need to create such cascading or dependent dropdown. For example, in your application you need to select city based on state…

Introduction In this post you will see how to upload file to server using React JS framework. In server side you can use any server side technology for implementing REST API that will store file into a physical path or persistence storage. Here I will only focus on client side technology React framework only. user…

Introduction In this tutorial you will see how to upload file using React and Spring Boot technologies. React or React JS will be used as a client side or front end technology and Spring Boot will be used as a server side technology for uploading file. I will upload file to server using Spring REST…

Table of Contents Introduction Prerequisites Project Setup Change The Title React Class – Download File Style – download.css Updating index.js Prerequisites Testing the APplication Home Page File – Save As File – Employee Data Source Code Introduction Here I will see how to download file from server using React JS framework. You can use any…

Introduction In this post you will see how to download file using React JS and Spring Boot. There are situations where you need to download file from server or you need to generate report from database and download it. This example may help you in that situation. Here I will fetch records from database and…