Learn how to use @AttributeOverride to change a column mapping
This is the standard author on the site. Most articles are published by individual authors, with their own profiles, but when multiple people have a strong contribution, we publish collectively here.
Here's what I've written (so far):
Learn how to split a string in such a way that the delimiters are part of the result
Compare the Java servlet Filter and the Spring MVC HandlerInterceptor and learn when one might be preferable over the other
1. Overview SonarQube is an open-source and standalone service that provides an overview of the overall health of our source code by measuring code quality and code coverage. In this tutorial, we’ll cover the process of measuring code coverage using SonarQube and JaCoCo. 2. Description 2.1. Code Coverage Code coverage, also called test coverage, is […]
In this tutorial, we’ll discuss how we can handle auto-generated ids with JPA.
A collection of tutorials on Docker
Learn how to copy a source file to a destination using three different Maven plugins.
Learn the differences between HTTP POST and PUT methods and when to use each in a RESTful API.
Non-blocking networking with Project Loom, teeing collector, Spring and AWS SQS, Kotlin 1.5, and strong consistency in AWS S3!
Learn when to use an interface and when to use an abstract class in Java.
Learn to find the Java version at runtime.
Learn how to fix the NoSuchMethodError and NoClassDefFoundError JUnit errors
Learn to convert a Mono of a collection to Flux of the collection’s items.
Learn how to configure Redis as the data store for Spring Boot cache.
Superior Java records, Kotlin 1.5, code examples in Javadoc, stream collector, Spring Cloud Gateway meets K8S, indexing JSON columns, and COIVD predictions!
Learn how to convert certificates and private keys from a Java KeyStore into PEM format using keytool and openssl.
The Who and the What We are looking for a Java senior developer with solid Spring experience, to join and help guide the team as we work on teaching-focused material – specifically courses. Our codebase is well maintained, and the team is primarily developing new lessons and secondarily working on improvements/upgrades to the existing material. […]
Cloud applications should be built for resilience. The Spring WebClient provides a few techniques out of the box for retrying failed connections. We look at how to produce retry behaviour with a few additional configuration options.
Backward compatibility and Javac, Micronaut hipster, faster Graal, life after SecurityManager, API gateway in K8S, and Bitcoin’s energy problem!
Learn about CDC using Debezium and Java.