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.

The Belarus-aligned threat actor known as Ghostwriter (aka UAC-0057 and UNC1151) has been observed using lures related to Prometheus, a Ukrainian online learning platform, to target government ...

Why? While you should be using Liquibase for all your DDL there’s a bit of a chicken-and-egg problem: The database and schema where Liquibase puts itself into obviously cannot be created by Liquibase ...

Classes, methods and properties that were deprecated in Spring Boot 1.4 have been removed in this release. Please ensure that you aren’t calling deprecated methods before upgrading. In particular, the ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Copilot in Excel introduces new finance-focused capabilities that help teams work to their standards, use trusted financial data, and stay in control of every change. GPT‑5.5 Instant is now available ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Hello Devs, SQL is one of the most essential skills in today's increasingly data-driven world. It's vital for any programmer like a Java, C++, Python, JavaScript, or Ruby developer and people learning ...

Choosing a Java framework is not about which one is best, it's about accepting their tradeoffs of stability, flexibility and complexity. Here's how to evaluate each vs. your needs. Continue Reading ...

Microsoft continues our analysis of the remote code execution vulnerabilities related to Apache Log4j (a logging tool used in many Java-based applications) disclosed on 9 Dec 2021. Currently, ...