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Abstract: Scripting languages like Javascript and PHP are widely used to implement application logic for dynamically-generated web pages. Their popularity is due in large part to their flexible syntax ...

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在《疫苗：Java HashMap的死循环》中，我们看到，java.util.HashMap并不能直接应用于多线程环境。对于多线程环境中应用HashMap，主要有以下几种选择： 使用线程安全的java.util.Hashtable作为替代。 使用java.util.Collections.synchronizedMap方法，将已有的HashMap对象包装为线程安全的 ...