How to Register For Oracle Cloud Free Tier Account

This blog post covers step by step process to register a oracle cloud free tier account. Oracle is the world’s leading enterprise software company well known for their Oracle Database has started offering cloud services just like Amazon and Microsoft. Oracle Cloud Services is a suite of services that help you build and deploy applications…

How to Publish Subscribe to Kafka with Spring Boot and SASL/SCRAM

In this blog post, I will explain how to connect from Spring Boot application with Kafka cluster which is using SASL/SCRAM authentication. In one of previous blog post , I have already covered connecting SpringBoot applications with Kafka cluster. The example covered was using different authentication mechanism. What is SASL/SCRAM Kafka supports different authenticate protocols. GSSAPI…

CloudKarafka – Free Managed Kafka Cluster For Developers in the Cloud

In this blog post I will explain how to create free managed Kafka cluster using CloudKarafka cloud service which can be used for testing Kafka based application. In one of my previous tutorial I covered how to create free managed Kafka cluster in the cloud using confluent cloud platform. The confluent cloud platform free Kafka…

Spring Boot Custom Validation With Examples

Spring Boot Validation module provides a number of built-in validators for request validation as covered in my previous tutorial . In some cases built-in validations may not be sufficient. In such cases you can easily create custom validations to validate the request. In this tutorial, I will explain step by step process to create custom…