How To Read Large Excel File Using Apache POI
Introduction Apache POI is the most popular library when comes to manipulate word, excel, ppt based documents. In this example I am going to show you how to read large…
Call Spring REST APIs Concurrently Using Java Completable Future
REST Services In this tutorial I am going to show you how to call Spring REST APIs concurrently using Java CompletableFuture. So basically REST service APIs will be invoked parallelly…
Predicate and Function functional interfaces in Java 8 or later
In this example you will see what are Predicate and Function functional interfaces in Java 8 or later version of Java. Functional interfaces provide target types for lambda expressions and…
Working Principle of Content Security Policy (CSP) in Web Applications
Introduction Here in this tutorial I am going to discuss about working principle of content security policy (CSP) in web applications. What if you want to minimize attacks on your…
Apache Kafka Consumer and Broker Failover in Multi-Broker Clusters
Introduction Here in this tutorial I am going to show you how to work with Apache Kafka consumer and broker failover in multi-broker clusters. Kafka is a distributed event streaming…
Download Large File Using Spring REST API
File Download Here in this tutorial I am going to show you how to download large file using Spring REST API. Generally when you download a file, your file is…
Spring Boot AJAX jQuery to check User Availability Instantly
Introduction Here in this tutorial I am going to show you how to use AJAX technique using jQuery with Spring Boot application to check user availability instantly without refreshing the…
Upload and Play Video using Flask
In this example I am going to show you how to upload and play video using flask framework. Flask is a light weight web framework used to rapidly develop web…
How to return a List of Objects from SOAP Web Service using PHP
Here in this tutorial I am going to show you how you can return a list of objects from SOAP web service using PHP programming language. SOAP is an acronym…
Upload and Play Video using Django
Here I am going to show you how to upload and play video using Django framework in Python programming. The uploaded video may or may not be played automatically but…