2、 集合框架定义了一些接口，本节将概述每个接口的内容。 3、 集合与列表的不同之处在于结构和功能。 4、 Set接口存储无序且不重复的数据，而List接口存储有序且可重复的元素。 5、 Set集合查询效率低，但插入和删除效率高，且不会导致元素位置变化（如 ...

A colleague of mine recently ran into an issue that I have not run into myself, but found to be interesting and, in my opinion, worth blogging about here. During some distributed Java development, my ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Java collection classes allow a developer to keep track of contained items in one of two ways, ...