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Programmer Certification (SCJP/OCPJP)
hashcode for 1.5
Joined: Jun 15, 2006
Jul 31, 2006 23:03:00
I am studying for
1.5 exam and will be takeing it on Aug 30.Can anybody tell me what concepts of hashcode one needs to know to take up the exam.I see a lot of questions on hashcode in the mock tests i took.
Thanks in advance.
Joined: Aug 31, 2004
Aug 01, 2006 00:02:00
Most of what you need to know (the "hashCode contract") is described in the API documentation for the hashCode method in the Object class.
Beyond that, you should understanding the reasons for hashing. See
topic in Eckel's
Thinking in Java.
"We're kind of on the level of crossword puzzle writers... And no one ever goes to them and gives them an award."
I agree. Here's the link:
subject: hashcode for 1.5
equals - hashcode
SCJP 6 Study Material
need help with the space-time continium
Creating a Unique ID from a String.
Help on Hashcode
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