| http://www.w3.org/ns/prov#value | - .3. give people the means to easily prevent nulls, such as String.EMPTY, Integer.NaN, etc;the code compiled with earlier JDKs would be interpreted as fully hashed.ReplyDeleteStephen Colebourne15 January 2007 at 21:04@Tiago, The Nice language uses ? to indicate a maybe-null field and no symbol to indicate a not-null field.
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