Fix the “Login Pool Is Empty and Connection Creation Failed” error with 5 proven solutions for HikariCP, Spring Boot, MySQL, PostgreSQL, JDBC, and database connection pools.

We are looking for an experienced SAP Commerce Developer (Java) to join a high-performing digital and e-commerce technology team. The successful candidate will play a key role in the design, ...

Shreyansh Sharma built high-performance financial data pipelines, improving accuracy, speed, scalability, and reliability for global market analytics systems.

We are looking for an experienced SAP Commerce Developer (Java) to join a high-performing digital and e-commerce technology team. The successful candidate will play a key role in the design, ...

Abstract: The application system based on the MySQL database has gradually penetrated into various fields, and the performance of the MYSQL database has attracted more and more attention. This paper ...

This week, we are excited to kick off SQLCon 2026 alongside FabCon in Atlanta. Bringing these SQL and Fabric communities together creates a unique opportunity to learn, connect, and share what’s next ...

In this digital age, organizing and managing data efficiently is crucial. Whether you are keeping records on people, products, livestock, and/or fields, managing projects, or planning events, having a ...

Another year passes. I was hoping to write more articles instead of just these end-of-the-year screeds, but I almost died in the spring semester, and it sucked up my time. Nevertheless, I will go ...

Creating simple data classes in Java traditionally required substantial boilerplate code. Consider how we would represent Java’s mascots, Duke and Juggy: public class JavaMascot { private final String ...

Community driven content discussing all aspects of software development from DevOps to design patterns. As developers migrate their old Java Persistence API applications to JPA 3, their progress is ...

Food composition databases (FCDBs) are essential resources for characterizing, documenting, and advancing scientific understanding of food quality across the entire spectrum of edible biodiversity.