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Provides access to system-related information and resources including standard
input and output. Ena
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A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
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Uses a one-way hash function to turn an arbitrary number of bytes into a
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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
program that runs within
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