Xing's Blog

Very Simple CSS two-column layout using flexbox.

Flexbox is a powerful layout tool in CSS that allows you to align and distribute space among items in a container. It is particularly useful for creating responsive designs and complex layouts with minimal code.

Use java.util.concurrent.Semaphore to control concurrent access to a resource in Java.

MySQL Scripting basics

Persist/Merge/Delete Operation needs to be done in a transaction. This article shows how to use @Transactional annotation in Spring Boot to delete records from a database table.

ReentrantReadWriteLock

ReentrantLock

Volatile variables usage

Can a reference half written to the memory? Can a reference half read from the memory?

Atomic variables usage

Listing all the endpoints on startup can help debugging and testing.

Spring boot provides a simple way to enable CORS (Cross-Origin Resource Sharing) for your RESTful API.

Github Actions makes it easy to test, build, and deploy your code into the cloud.

ChatModel is the core model of the Spring AI project. It provides a simple and flexible way to create chatbots and conversational interfaces. The model is designed to be easy to use and extend, allowing developers to quickly build and deploy chatbots for a wide range of applications.

Spring Rest Controller handling Dates