Wednesday, 5 February 2014

when equals always return true in the hash table?

when equals always return true in the hash table?



1.hashtable - when equals always return true in the hash ...

Description:What would be the result if we change equals method in hash
table such that it always return true? (hash code is using uses hashcode()
of String class)



2.If A.equals(B) is true then A.getHashcode & B.getHashCode ...

Description:... is true then A.getHashcode & B.getHashCode must always
return same hash ... A.equals(B) will return true only and only if the ...
refer to the same table ...



3.Implementing equals() and hashCode()

Description:... to make sure that the objects which are equal return the
same hash ... Override its equal() method to return true if the ... Hash
table will always go to the 0 ...



4.Kawa: Hash tables - GNU

Description:... the equal-hash procedure must always ... The value
final-value returned by hash-table-fold is the return ... The following
should always produce a hash table ...



5.Pitfalls Of Equals/GetHashCode – How Does A Hash Table Work?

Description:return true;} // if the types are ... Pitfalls Of
Equals/GetHashCode – How Does A Hash Table Work? ... A hash table using
modulo prime is a warning sign: ...



6.Answers: hash - java hashcode return value

Description:Basically a hash table. ... specifies that if
A.equals(B)==true then B.equals(A) must also return true. ... we should
always override hashCode() ...



7.Object.GetHashCode Method (System)

Description:Two objects that are equal return hash ... the reverse is not
true: equal hash ... When a large proportion of objects in a hash table
produce hash codes that are ...



8.Hash table (Java) - LiteratePrograms

Description:... [hash] = node.next; return true;} prevnode = node;} ...
(key.equals(node.key)) return node ... The number of elements in a hash
table is not always known when ...



9.Java Collections: overriding hashCode() and equals()

Description:... hash tables Bloom filters. ... The equals() method must
return true if the fields of the current object equal ...
ColouredRectangle.equals() would always return ...



10.If A.equals(B) is true then A.getHashcode & B.getHashCode ...

Description:If A.equals(B) is true then A.getHashcode & B.getHashCode must
always return same hash code..

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