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A connection represents a link from a Java application to a database. All SQL
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A concrete subclass of NumberFormat that formats decimal numbers. It has a
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This class provides random read access to a zip file. You pay more to read the
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Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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The Font class represents fonts, which are used to render text in a visible way.
A font provides the
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