Backend 13
- Timetable Image AI Recognition and Prompt Improvement
- Solving Chat Message Loss in Multi-Instance Environment
- WebClient vs RestTemplate: Choosing an External API Client
- @OnDelete vs JPA Cascade: Persistence Context Consistency Issue
- Solving Circular Dependencies: @Lazy Is Just a Workaround
- Defending Against Malicious Pageable Input: PageRequestDto Design
- Reducing Count Query Cost in Pagination
- JPA N+1 Problem: From Root Cause to Solutions
- Can You Put a Body in REST API DELETE?
- Foreign Key Validation Without Relying on DataIntegrityViolationException
- Does Using UUID as PK Hurt Index Performance?
- Select-then-Update vs Single Update: What Matters More Than Performance
- Building a RAG Pipeline to Reduce LLM Hallucination