edge-case.hashnode.devThe N+1 Problem in Spring Data JPA: A Practical GuideSpring Data JPA solves a real problem. It lets you model your domain as an object graph and persist it to a relational store without hand-writing every SQL statement. For writes, this is largely a goo1h ago·12 min read
edge-case.hashnode.devThe 1:1 Myth: Why Your CPU Can Handle 400 Threads on 4 CoresWhy This Article Exists If you're a backend engineer working with Java, Python, Go, or any language with traditional OS threads, you've likely encountered the advice to keep thread pool sizes conservative—often close to your CPU core count. This advi...6d ago·12 min read
edge-case.hashnode.devBreaking the Sequential Ceiling: High-Performance Concurrency in Java 8 Enterprise SystemsModern applications call five, ten, even twenty downstream services per request. Virtual threads (Java 21) and reactive frameworks solve this elegantly — but in 2026, a significant portion of enterprise Java still runs on Java 8 and Spring Boot 2.7. ...Feb 11·8 min read
