Introduction In this tutorial we will create an example on server sent events (SSE) with CodeIgniter – push notifications. Sometimes we face situations, where the application needs only one way communication, i.e., sending data from server to the client and for this Spring provides a simpler solution using Server Sent Events (SSE). SSE is a…

Posted in Codeigniter JavaScript PHP

Server Sent Events with CodeIgniter – Push Notifications

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…

Posted in React JS

Cascading or dependent dropdown using React JS

Introduction In this tutorial we will create an example on how to print div data of a web page using JavaScript. You can also select data from a paragraph or table by just selecting the appropriate id value of the paragraph or table. In this example we will put some static data into a div…

Posted in JavaScript

Print div data of a web page using JavaScript

Introduction In this example we will see how to display data on XChart using AJAX, jQuery, Python Flask and MySQL. XChart displays different statistical data on different chart types such as column chart, bar chart, line chart, pie chart etc. This tutorial shows step by step so that we can understand how it happens. It…

Posted in AJAX Flask jQuery Python

AJAX jQuery based XChart Example using Python Flask MySQL

Introduction Here we will create Spring Boot Security Angular Login Logout Example which will show you how to integrate Spring Security with Angular 8 to login to the application. We will redirect user to the login page if user is not already logged in. Similarly we will redirect user to the home page if user…

Posted in Angular Spring Boot Spring REST Spring Security

Spring Boot Security Angular 8 Login Logout Example

Introduction This tutorial will show you how to build simple image slides using jQuery. The images will be put into a div and one after another image will be appeared with faded automatically. The image will be disappeared with faded. A function with time interval is set to make the image appeared automatically one after…

Posted in jQuery

Simple image slides using jQuery

Introduction We will see how to scroll to a section having id attribute using jQuery API. Suppose you have several links at the top of the page and manually scroll down to a particular section you just need to click on a link and you will simply jump to the section without scrolling down. Such…

Posted in jQuery

Scroll to a Section having id attribute using jQuery

Introduction In this tutorial I will show you how to work with Apache Kafka Streams for building Real Time Data Processing with STOMP over Websocket using Spring Boot and Angular 8. We will see how to build push notifications using Apache Kafka, Spring Boot and Angular 8. We need to provide some basic things that…

Posted in Angular Kafka Spring Boot WebSocket

Apache Kafka Streams for building Real Time Data Processing with STOMP over WebSocket using Spring Boot and Angular 8

Introduction In this example we will see an example on PHP AJAX jQuery CRUD. CRUD is an acronym for four operations such as Create, Read, Update and Delete. We are going to perform CRUD operations on company details. We will use here MySQL database to store company detail information. We will perform each operation asynchronously…

Posted in AJAX jQuery PHP REST

PHP REST API AJAX jQuery CRUD Example

Introduction In this example I will show you an example on Spring Boot jQuery AJAX CRUD. CRUD is an acronym for four operations such as Create, Read, Update and Delete. I am going to perform CRUD operations on company details. I will use here MySQL database to store company details information. I will perform each…

Posted in AJAX jQuery Spring Boot Spring JPA

Spring Boot jQuery AJAX CRUD Example

Introduction I will create an example to show you how to build jQuery AJAX based login logout using Python Flask MySQL. Flask is a light-weight framework for building rapid web application whose data are stored into MySQL database server. We will use HTML, AJAX technique using jQuery technology to call the REST API for login…

Posted in AJAX Flask jQuery MySQL Python

jQuery AJAX based Login Logout using Python Flask MySQL

Introduction This guide will walk you through how to build jQuery AJAX based registration system using Python Flask MySQL. In this example I am going to build REST API that will be called from front-end technologies – jQuery, HTML including AJAX technique. I will determine registration process based on various http status codes such as…

Posted in AJAX Flask jQuery MySQL Python

jQuery AJAX based Registration System using Python Flask MySQL