macrozheng

Jul 11, 2025 · Backend Development

Master Java Interview Answers: From Abstract Classes to Redis Pipelines and Index Optimization

This article provides comprehensive interview guidance and technical deep‑dives covering Java self‑introduction, the B‑T‑A‑R project‑highlight model, differences between abstract classes and interfaces, varargs usage, database index pros and cons, Redis pipeline vs Lua scripting, cache‑breakdown mitigation, distributed session consistency, and memory‑efficient Excel export techniques.