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Return the original filename in the client's filesystem.This may contain path
information depending
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A thread is a thread of execution in a program. The Java Virtual Machine allows
an application to ha
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A connection represents a link from a Java application to a database. All SQL
statements and results
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A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
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Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
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Is the value null?
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