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基于 KMS 服务的 Windows、Office 激活 有更新！
KMS 在 Windows Vista 之后被引入 Windows 中，全称 Key Management Service，优点是仅需一个 KMS Key，即可激活，缺点是需要保持联网，如一段时间无法链接到 KMS 服务器，就会丧失激活。
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Spring MVC 控制器定义与@RequestMapping详解 有更新！
控制器提供访问应用程序的行为，通常通过服务接口定义或注解定义两种方法实现。 控制器解析用户的请求并将其转换为一个模型。在 Spring MVC 中一个控制器可以包含多个 Action（动作、方法）。
A Step By Step Guide to Tomcat Performance Monitoring 有更新！
Monitoring the metrics and runtime characteristics of an application server is essential to ensure the adequate functioning of the applications running on that server, as well as to prevent or resolve potential issues in a timely manner.
As far as Java applications go, one of the most commonly used servers is Apache Tomcat, which will be the focus of this article.
Tomcat performance monitoring can be done either by relying on JMX beans or by using a dedicated monitoring tool like MoSKito or JavaMelody.