Spring Boot YAML Configuration

In this quick tutorial, we’ll learn how to use a YAML file to configure properties of a Spring Boot application.…

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Angular 8 + Spring Boot 2.2: Build a CRUD App Today!

“I love writing authentication and authorization code.” ~ No Java Developer Ever. Tired of building the same login screens over…

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Spring Boot Exit Codes – Create Custom Exit Code

When running a Spring Boot application, we get a system exit code of 0, when everything goes fine.  For any…

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Multiple Cache Configurations with Caffeine and Spring Boot

Caching is key for performance of nearly every application. Distributed caching is sometimes needed, but not always. In many cases…

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Functional Hystrix using Spring Cloud HystrixCommands

Spring’s WebClient provides a non-blocking client for making service to service calls.Hystrix, though now in a maintenance mode, has been…

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Spring Boot Error – Error creating a bean with name ‘dataSource’ defined in class path resource DataSourceAutoConfiguration

Hello guys, If you are using Spring Boot and getting errors like “Cannot determine embedded database driver class for database…

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Perils of opinionated frameworks, like Spring Boot. Inverting for opinionated code

We developers like abstraction.  Without it, we could not build applications.  Our programming disciplines even require that we code to…

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Deploy a Spring Boot Application into Tomcat

“I love writing authentication and authorization code.” ~ No Java Developer Ever. Tired of building the same login screens over…

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Integrate Spring Boot Application with Amazon Cognito

In this article, we will show how to use Amazon Cognito service for authentication users in a Spring Boot application…

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