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Published on 2010-03-21T23:10:06Z
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Does anyone know a good website for learning how to create and implement hash tables for beginners in java?
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I'm trying to setup a tomcat6 server, and I'm trying to match another setup someone else established. However, my deployment (default Ubuntu install) uses a policy.d/ directory structure, and the established server just uses a catalina.policy file. I've tried setting every entry in policy.d to match…
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I am not able to create a Queue connection in JBOSS4.2.3GA Version & Java1.5, as I am using MDB as per the below details.
I am putting this MDB in a jar file(named utsJar.jar) and copied it in deploy folder of JBOSS, In the test env. this MDB works well
but in another env. [ env settings and…
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Hi,
I am using Postgres and gwt 2.0 for one of my applications. I am facing problem connecting to the database. When I try to connect it gives "ClassNotFoundException". Here is what I get when I try to connect to database:
java.lang.ClassNotFoundException: org.postgresql.Driver
at java.net…
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Hi,
For i am using postgre and gwt 2.0 for one of my applications. I am facing problem connecting to the database. When i try to connect it gives "ClassNotFoundException". Here is what i get when i try to connect to database:
java.lang.ClassNotFoundException: org.postgresql.Driver
at java.net…
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Hi, I'm trying to migrate an application running on JBoss 4.2.2.GA to JBoss 6.0.0.M2
I give you some log to explain my problem :
boot.log :
2010-03-16 09:59:29,406 ERROR [org.jboss.system.server.profileservice.ProfileServiceBootstrap] (Thread-2) Failed to load profile: Summary of incomplete deployments…
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I am starting with c++ and need to know, what should be the approach to copy one hashtable to another hashtable in C++?
We can easily do this in java using: HashMap copyOfOriginal=new HashMap(original);
But what about C++? How should I go about it?
UPDATE
Well, I am doing it at a very basic level…
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Say we have a hashtable of size m, and at each bucket we store a hashtable of size p.
What would the worst case/average case search complexity be?
I am inclined to say that since computing a hash function is still atomic, the only worst case scenario is if the value is at the end of the linked list…
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Hi All,
I am trying to fix the size of the Hashtable with following code.
Hashtable hashtable = new Hashtable(2);
//Add elements in the Hashtable
hashtable.Add("A", "Vijendra");
hashtable.Add("B", "Singh");
hashtable.Add("C", "Shakya");
hashtable.Add("D"…
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Hi,
In this hashing routine:
1.) I am able to add strings.
2.) I am able to view my added strings.
3.) When i try to add a duplicate string, it throws me an error saying already present.
4.) But, when i try to delete the same string which is already present in hash table,
then the lookup_routine…
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Hi guys i've never written a comparator b4 and im having a real problem. I've created a hashtable.
Hashtable <String, Objects> ht;
Could someone show how you'd write a comparator for a Hashtable? the examples i've seen overide equals and everything but i simply dont have a clue. The code…
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