Writing on software development and anything else I find interesting.

All of my long-form thoughts on programming, content creation, and more, collected in chronological order.

Stop NullPointerExceptions Before Production with Spring Boot 4's Null Safety

November 5, 2025

Discover how Spring Boot 4 and JSpecify annotations catch NullPointerExceptions at compile-time instead of runtime. Learn to implement @NullMarked and @Nullable for bulletproof Java code with practical examples.

November 5, 2025

Spring Boot 4's Bean Registrar: A Cleaner Way to Register Beans Programmatically

November 1, 2025

Learn how Spring Boot 4's new BeanRegistrar interface simplifies programmatic bean registration in Spring Framework 7. This tutorial demonstrates dynamic bean creation based on environment properties, conditional registration with complex logic, and performance optimization techniques. Discover when to use BeanRegistrar vs @Bean annotations with practical code examples and testing strategies...

November 1, 2025

Testing Spring REST APIs with RestTestClient: A Complete Guide

October 30, 2025

Explore the new Rest Test Client in Spring Framework 7, a modern replacement for RestTemplate that provides a fluent API for testing REST APIs with improved type safety and better integration with modern testing practices.

October 30, 2025

Building MCP Clients with Spring AI: Augmenting LLMs with Custom Context

October 28, 2025

Learn how to build MCP (Model Context Protocol) clients using Spring AI to augment Large Language Models with custom context and functionality for your applications.

October 28, 2025

Evolving your API without Versioning in GraphQL

September 30, 2025

Explore modern approaches to API versioning in GraphQL, including schema evolution strategies, deprecation patterns, and best practices for maintaining backward compatibility while evolving your API.

September 30, 2025