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Java - Map | Genosage
http://genosage.com/2015/12/14/Java-Map
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com. Java 的实现中 Map 是一种将对象与对象相关联的设计。 Map 可以返回键的 Set, 值的 Collection, 键值对的 Set. Check key exists in map. Get value by key. Remove by key, return value. Integer entry : map. Value = entry.getValue();. AbstractMap 是继承于 Map 的抽象类,它实现了 Map 中的大部分 API。 其它 Map 的实现类可以通过继承AbstractMap 来减少重复编码。 SortedMap 是继承于 Map 的接口。 NavigableMap 是继承于 SortedMap 的接口。 但和 HashMap 相比,Hashtable 是 线程安全. 通常,返回的...
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Tag: HashMap | Genosage
http://genosage.com/tags/HashMap
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com.
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Tag: HashSet | Genosage
http://genosage.com/tags/HashSet
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com.
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Tag: Hexo | Genosage
http://genosage.com/tags/Hexo
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com.
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Tag: Backtracking | Genosage
http://genosage.com/tags/Backtracking
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com. Leetcode - Word Search.
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Java - HashSet | Genosage
http://genosage.com/2015/12/17/Java-HashSet
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com. Set 与 Collection 具有安全一样的接口,通常有. Set 是继承于 Collection 的接口。 AbstractSet 是一个抽象类,它继承于 AbstractCollection,AbstractCollection 实现了 Set 中的绝大部分函数,为 Set 的实现类提供了便利。 HashSet 和 TreeSet 是 Set 的两个实现类。 HashSet 依赖于 HashMap,它实际上是通过 HashMap 实现的。 TreeSet 依赖于 TreeMap,它实际上是通过 TreeMap 实现的。 它是由 HashMap 实现的,不保证元素的顺序,而且 HashSet 允许使用 null 元素. S = Collections . HashSet 源码解析(基于JDK1.6.0 45). Read in...
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Archives | Genosage
http://genosage.com/archives
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com. Leetcode - Word Search.
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Tag: Personality | Genosage
http://genosage.com/tags/Personality
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com.
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Tag: Array | Genosage
http://genosage.com/tags/Array
Master of UniMelb, majoring in software engineering. Interested in coding, fitness, reading, cuisine. Contact me zhangtian1104@gmail.com. Leetcode - Word Search.