Learn different ways to use null parameters with Spring Data JPA queries, including how to make query parameters optional.
Ekaterina Galkina is a self-employed software engineer, Oracle Certified Professional.
Here's what I've written (so far):
Learn how subflows can simplify and empower your IntegrationFlow definitions.
Learn about different ways of converting a List to a Map in Java, using core functionalities and some popular libraries
In this article, we cover how to properly attach multiple subscribers to a single observable.
A guide to understanding the Hashtable structure in Java.