Username Availability Check This tutorial shows an example on Python Flask username availability check with MySQL, AJAX. Sometimes you may need to check username availability immediately before a user submits the form after filling a lengthy signup form or any other forms. In this case you can use AJAX with any technologies like PHP, Codeigniter, Servlet, Struts, JSF, Spring etc….

Multi-Step Registration Form You will see an example on Python Flask multi-step registration form with MySQL, jQuery. Sometimes you may need to capture lots of user details during registration process and as a result a user gets a long form on web page. So the best solution is to break the form into smaller logical section and present it into…

Introduction Angular + CodeIgniter file upload example will show here how to upload a file to server. Here CodeIgniter will be responsible for storing the file into a server location and Angular will be used on UI side to interact with end users, who will browse and select a file for uploading. We will create CodeIgniter REST API and will…

Introduction Angular + PHP file upload example will show here how to upload a file to server. Here PHP will be responsible for storing the file into a server location and Angular will be used on UI side to interact with end users, who will browse and select a file for uploading. We will create PHP REST API and will…

Introduction In this post we will create Angular + Spring Boot MongoDB CRUD Example. In my previous tutorial on Spring Boot MongoDB CRUD Example, we did not have any UI or front-end, so we had to test out application using REST client but here we will use Angular on front-end side so that we can easily make this application as…

Introduction In this post we will see Angualr + Python Flask REST API MongoDB CRUD Example. We will use our existing tutorial on Python Flask REST API MongoDB CRUD Example for server side and we will introduce Angular on UI or front end side. You can also use any UI technologies, such as React JS, HTML, JavaScript, jQuery etc., for front end…

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 will be provided a browse…

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 API. As a server side…

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 server side technology to download…

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 download in a JSON format….