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List of article on JAVA Collections

TreeSet Methods In Java With Examples

TreeSet is a type of Collection, that implements Set Interface. In TreeSet all the values are stored in there natural order, like all integer values are stored in ascending order and strings are stored according to Dictionary values. Apart from adding this functionality of maintaining natural ordering, TreeSet do not allow null values. TreeSet Methods in … Continue reading TreeSet Methods In Java With Examples

HashMap Methods Tutorials in Java With Examples

HashMap is a one-to-one relationship between one object and other object. Let us take a real life example of hash map for better understanding of this concept: Let’s assume you want to open your email account. But to do that you’re taken to a login screen where you type in your username and password. When the combination … Continue reading HashMap Methods Tutorials in Java With Examples