In this post, I would like to organize my thoughts on memory optimization in Python, based on the article The Python __slots__ Trick That Cuts Memory Usage Dramatically, and Why Nobody Teaches It in ...
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# 2. Hashtable 中的方法都是同步的,而 HashMap 的方法不是同步的,因此在多线程环境下,Hashtable 的性能更好。 # 3. Hashtable 中的 key 和 value 都必须实现 Serializable 接口,而 HashMap 中的 key 和 value 可以是任何对象,包括基本数据类型。 # 4.
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