September 4, 2025
Overview of Spring Framework 7.0 & Spring Boot 4.0
Two months ahead of the official release of Spring Framework 7 and Spring Boot 4, let's take a brief look at the changes and what the Spring team is focusing on.
September 4, 2025
Two months ahead of the official release of Spring Framework 7 and Spring Boot 4, let's take a brief look at the changes and what the Spring team is focusing on.
September 12, 2025
Spring AI is a framework that simplifies integration with AI, supporting structured prompts and dependency injection. It offers a simple API and prompt templates, improving development efficiency over complex REST calls.
May 19, 2025
I successfully applied a WebSocket-based chat system learned from a carrot developer to a 20 Questions game team project. Implementing a producer-consumer pattern message queue system solved concurrency issues in multi-user chat, providing stable socket communication with singleton pattern and thread-safe design.
December 30, 2025
We looked back on 2025, which was new and busy enough to conduct a retrospective.
August 30, 2025
I switched from Python to Go in AWS Lambda to solve the Cold Start problem. Although it was a simple switch, it reduced run time by more than 80%, allowing us to provide an excellent user experience.