This Spring Boot application implements a retailer rewards program. Example: $120 purchase = (2 × 20) + (1 × 50) = 90 points. The system calculates rewards per customer, per month, and totals across a ...

Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your ...

This follow-up report details how UNC6240 (ShinyHunters) is mass-exploiting Oracle PeopleSoft (CVE-2026-35273) by bypassing WAF rules via a single URL-encoded character, providing full analysis of the ...

而 Java 在这个场景里不可替代：JVM 层级的内存管理让长期运行的桌面端不内存泄漏；标准 JDBC + H2 嵌入式数据库组合，零配置就能实现 ACID 事务（转账失败自动回滚）；Swing/AWT 虽老但稳定，打包成单个 JAR 就能在 Windows/macOS/Linux 上双击运行——这才是“家庭级可用”的底层保障。

一旦表结构变动，SQL 和 Java 代码的同步维护成本就上来了。 Hibernate/JPA 的自动化程度够高，但是太重，实体关系映射的坑非常多，而且在 Kotlin 下用起来很别扭——Kotlin 的 data class 默认是 final 的，懒加载、代理、无参构造函数这些 JPA 依赖的机制，跟 Kotlin 的语法特性天然冲突。