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.

Developers like to code. They declare variables, write methods and integrate classes together. What developers aren't big on is configuration. It's a hassle to configure an application so that it can ...

Spring Batch is a powerful module of the Spring framework that provides out-of-the-box implementation for batch processing tasks. It is used in scenarios where data needs to be processed in multiple ...

Prototyping is my favorite part of programming. I like building new stuff and getting things working. It’s no surprise, then, that I am a big fan of MongoDB and NoSQL in general. Don’t get me wrong: I ...

Data isn't just oil anymore; it’s the oxygen your enterprise breathes. In 2026, the volume of data flowing through the average mid-to-large enterprise isn't just massive—it’s complex, messy, and ...

Abstract: The study adopted a quantitative, descriptive-evaluative methodology to develop an interactive application with artificial intelligence aimed at automating and improving the construction of ...

This project implements an MCP server that wraps the Spring Initializr API, enabling AI assistants (like Claude) to create Spring Boot projects with custom configurations. Instead of manually visiting ...

If you are creating a new Spring Boot project, one question you will inevitably need to answer is: What database should I use? Luckily, Spring Boot supports many databases such as H2, MySQL, Postgres, ...