Learn how to use @AttributeOverride to change a column mapping
Baeldung Author
baeldung
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):
Split a String in Java and Keep the Delimiters
Learn how to split a string in such a way that the delimiters are part of the result
HandlerInterceptors vs. Filters in Spring MVC
Filed under Spring MVC
Compare the Java servlet Filter and the Spring MVC HandlerInterceptor and learn when one might be preferable over the other
Code Coverage with SonarQube and JaCoCo
Filed under Testing
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 […]
Returning an Auto-Generated Id with JPA
Filed under Spring Persistence
In this tutorial, we’ll discuss how we can handle auto-generated ids with JPA.
Docker Guide
A collection of tutorials on Docker
Copying Files With Maven
Filed under Maven
Learn how to copy a source file to a destination using three different Maven plugins.
HTTP PUT vs. POST in REST API
Filed under REST, Spring Boot
Learn the differences between HTTP POST and PUT methods and when to use each in a RESTful API.
Java Weekly, Issue 385
Filed under Weekly Review
Non-blocking networking with Project Loom, teeing collector, Spring and AWS SQS, Kotlin 1.5, and strong consistency in AWS S3!
Using an Interface vs. Abstract Class in Java
Filed under Java
Learn when to use an interface and when to use an abstract class in Java.
Getting the Java Version at Runtime
Filed under Java
Learn to find the Java version at runtime.
Fixing the NoSuchMethodError JUnit Error
Filed under Testing
Learn how to fix the NoSuchMethodError and NoClassDefFoundError JUnit errors
How to Convert Mono<List<T>> Into Flux<T>
Learn to convert a Mono of a collection to Flux of the collection’s items.
Spring Boot Cache with Redis
Filed under Spring Data
Learn how to configure Redis as the data store for Spring Boot cache.
Java Weekly, Issue 384
Filed under Weekly Review
Superior Java records, Kotlin 1.5, code examples in Javadoc, stream collector, Spring Cloud Gateway meets K8S, indexing JSON columns, and COIVD predictions!
Converting a Java Keystore Into PEM Format
Learn how to convert certificates and private keys from a Java KeyStore into PEM format using keytool and openssl.
Looking for a Java Team Lead with Spring Experience (Remote) (Part Time)
Filed under Spring
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. […]
Guide to Retry in Spring WebFlux
Filed under Spring Web
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.
Java Weekly, Issue 383
Filed under Weekly Review
Backward compatibility and Javac, Micronaut hipster, faster Graal, life after SecurityManager, API gateway in K8S, and Bitcoin’s energy problem!
Introduction to Debezium
Filed under Data
Learn about CDC using Debezium and Java.