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An Internet Protocol (IP) address. This can be either an IPv4 address or an IPv6
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This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
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A Comparator is used to compare two objects to determine their ordering with
respect to each other.
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HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
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A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
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Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
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