0 views collected around this technical thread.
This article demonstrates multiple ways to handle file uploads in Spring Boot 3, covering basic @RequestParam usage, Map and object binding, jakarta.servlet.http.Part, and @RequestPart for combined JSON and file data, complete with code snippets and practical examples.
The article details a performance optimization case where interface latency was diagnosed with Pfinder and UMP, revealing excessive RPC calls and database queries, and then improved by replacing inefficient list operations with Set-based logic and introducing JSF asynchronous calls, cutting response times from seconds to milliseconds.
This article presents a complete guide to building a data‑visualization big‑screen dashboard, covering effect screenshots, requirement specifications, overall architecture, development environment setup, JSON library configuration, code structure, startup commands, browser access, and source‑code acquisition.
This article explains what SQL injectors are in MyBatis‑Plus, lists the built‑in extended injectors, shows how to configure them globally, demonstrates custom mapper creation, provides complete code examples and test cases, and guides readers through building their own SQL injector for full‑field updates and batch operations.
This article explains step‑by‑step how Spring MVC handles an incoming HTTP request, detailing the roles of DispatcherServlet, HandlerMapping, HandlerAdapter, argument and return value resolvers, and ViewResolver, and includes key code excerpts that illustrate the matching and initialization processes.
This article explains why traditional session handling fails in distributed environments, compares client‑side storage, session replication, sticky sessions, and centralized management, and provides a practical guide to implementing reliable session consistency using Spring Session with Redis, including configuration and code examples.
This article investigates intermittent HTTPS certificate validation failures in containerized Java services, detailing the TLS handshake process, certificate chain verification, and how a disabled Server Name Indication extension causes clients to receive incorrect certificates during multi-domain server deployments.
The article explains OpenSSF's criticality scoring system for open‑source projects, lists the weighted parameters used, shows how Java backend projects rank, and compares popular Java frameworks and libraries to guide technology selection decisions.