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An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
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This class is used to encode a string using the format required by
application/x-www-form-urlencoded
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HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
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Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
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