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Thrown when a program encounters the end of a file or stream during an input
operation.
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ArrayList is an implementation of List, backed by an array. All optional
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Patterns are compiled regular expressions. In many cases, convenience methods
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Defines methods that all servlets must implement. A servlet is a small Java
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Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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