Sajal Chakraborty

In this Java tutorial, we will learn about Java Tuple – a generic data structure and how we can use tuples in a Java program. Tuple, by default, are not present in Java...

In this Spring cloud tutorial, learn to use client side load balancing using Netflix Ribbon in spring boot/cloud projects. Learn to build microservice based applications which use...

In this Spring boot tutorial, learn how we can build applications using spring retry module facility where we have to call some methods where exception is sometimes expected and...

In this Spring boot tutorial, learn to easily manage application cache from Spring framework caching support. Spring has some nice features around caching and the abstraction on...

In This Spring boot tutorial, learn how spring provides different mechanism to invoke remote methods which are hosted in different JVMs and most likely in different server. This...

Alexa is Amazon’s cloud-based voice service. You can experience it in new generation voice based devices such as Alexa echo. These devices work on voice commands e.g. Echo...

Learn to consume SOAP web services using spring boot soap client and auto client proxy class generation using JAXB maven plugin. Creating a SOAP web service is out of the scope of...

In this tutorial, learn to create and consume RSS and Atom feed from spring boot application. You must have seen this in form of text or image buttons on various websites (like...

Learn to leverage Spring boot’s simplicity to create SOAP webservice quickly. REST and microservices are gaining popularity everyday but still SOAP has its own place in some...

In this spring boot example, learn to configure web application to run on SSL (HTTPS) with self-signed certificate. Also learn to create SSL cert, as well.SSL Configuration for...

In this Java AIML tutorial, we will learn to create simple chatbot program in Java. A Chatbot is an application designed to simulate the conversation with human users, especially...

Zipkin is very efficient tool for distributed tracing in microservices ecosystem. Distributed tracing, in general, is latency measurement of each component in a distributed...

With use of microservices, we have been able to overcome many legacy problems and it allow us to create stable distributed applications with desired control on the code, team...

Docker is a developer tool to package applications along with their runtime environment, so anybody can deploy and run them in any other machine without facing runtime environment...

Microservices virtualization is a technique to simulate the behavior of specific components in heterogeneous component-based applications such as API-driven applications,...

Dozer is a powerful library which can help us in avoiding lots of unnecessary code, while we want to copy data from one bean to another bean. It is mainly bean to bean mapper that...

Lombok is very handy tool for minimizing the boilerplate code as well as providing lot’s of other features such as lazy loading, thread safety or immutability. This is the...

Learn to create load balancer using Netflix Zuul and its solid bonding with Spring Cloud. Here we will mainly concentrate on API gateway pattern and it’s usage. We will...

Learn to create Microservices, based on Spring cloud, registering on HashiCorp Consul registry server and how other microservices (discovery clients) use it to register and...

EC2 stands for Elastic Compute Cloud and this is the backbone of AWS Infrastructure as a Service (IaaS) offering. In this tutorial, we will learn to create an EC2 instance from...

Learn to leverage the one of the Spring cloud Netflix stack component called Hystrix to implement circuit breaker while invoking underlying microservice. It is generally required...