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Calendar is an abstract base class for converting between a Date object and a
set of integer fields
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A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
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This class provides access to implementations of cryptographic ciphers for
encryption and decryption
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Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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Abstract superclass of object loading (and querying) strategies. This class
implements useful common
- Best plugins for Eclipse