While the Hashtable was part of the initial Java release over two decades ago, the HashMap is the correct key-value store to use today. One key HashMap vs. Hashtable difference is the fact that the ...

I have the following variable:<BR>Hashtable contentDirectories = new Hashtable();<P>I have subsequently filled the hashtable with 1 or more entries as such:<BR ...

Bug 6321873 explains that the hash code returned by System.identityHashCode(Object) is not guaranteed to be unique (it’s a hash code after all). That being stated, there are situations in which the ...