Discover MCP Toolbox Java SDK v1.0: secure, type-safe agent orchestration for enterprise Java, with decoupled auth and AlloyDB & Spring Boot support.

ConcurrentHashMap 的线程安全实现，经历了从 JDK 1.7 分段锁到 JDK 1.8 CAS+synchronized 的演进，核心思想始终是：细化锁粒度，减少竞争，读操作无锁。 做 Java 开发，ConcurrentHashMap 是每天都在用的并发容器 ...

Unsafe 是 JDK 内部提供的一个魔法类，可以绕过 Java 的所有安全机制，直接操作底层内存、线程、CAS。 做 Java 开发，你可能没直接用过 Unsafe，但你每天都在享受它带来的便利。 AtomicInteger 的原子 ...

ConcurrentHashMap 是 Java 并发包中线程安全哈希表的标杆实现，从 JDK 1.7 到 1.8 经历了架构级重构——从"分段锁"演进为"CAS + synchronized + 红黑树"，大幅提升了并发性能和代码简洁度。下面从数据结构 ...

Update October 4, 2021: Sophos is sharing details about a ransomware attack utilizing this vulnerability to provide the attacker’s initial access. On August 25, 2021, Atlassian published details on ...

上周帮一个学弟做模拟面试。他准备了三个月，把网上能找到的Java面试题背了个遍。从HashMap扩容到线程池参数，从JVM垃圾回收到MySQL隔离级别，倒背如流。 我随便问了一句：“你们线上系统用 ...

Azure Cosmos DB is a fast and flexible distributed database that scales seamlessly with guaranteed latency and throughput. You don't have to make major architecture changes or write complex code to ...

500+ Java interview questions and answers for Junior, Middle, and Senior Java backend developers. Covers Spring Boot, Hibernate / JPA, SQL, PostgreSQL, Kafka, Docker ...

Zespół CERT Polska przeanalizował próbkę złośliwego oprogramowania na Androida, dystrybuowaną z wykorzystaniem infrastruktury podszywającej się pod Booking.com. Na potrzeby tej analizy nazwaliśmy ją ...

CERT Polska has analyzed an android malware sample distributed through infrastructure impersonating Booking.com. We refer to it as cifrat (a name derived from the the io.cifnzm.utility67pu package ...

src/main/java/com/corporate/finance/ai/ ├── Application.java # 应用启动入口 ├── agent/ # AI Agent 实现 │ ├── PartyPlanningAgent.java ...