As above I have two classes : abstract Stack and class Function, with
Function holding one  instance of Stack. Now, when calling constructor for
Function I would also to call it for Stack. The problem is I got :
unresolved symbol error: Stack(). What should I do ? Both files Stack ...

Are there any guidelines on how long you can keep a filereader open on a
file for? What exactly is java doing when it opens a filereader? I think
some operating systems will force the connection shut after a certain amount
of time but not sure.

i have been using jdk 1.4.2 and now i want to upgrade to 1.6.
How will this affect the programmes that have been running afterwards?
what changes will i have to make for weblogic server and tomcat?

I have the following jsp pages on different tomcat web servers:
http://serverone/bugs/download.jsp?num=1234&file=Jul25.txt
http://servertwo/bugs/download.jsp?num=1234&file=Jul25.txt
http://serverthree/bugs/download.jsp?num=1234&file=Jul25.txt

well hi there i am trying to learn JavaFX script these days
it is interesting
i wounder how can i send data as http request to a server-side script
such as jsp or php

I'm getting this error doing an SQL insert:
java.sql.SQLException: ORA-01745: invalid host/bind variable name
I know there's no invalid names in the insert because I can insert
data into the table by hand over sqlplus.

Hai

Using the Java package org.w3c.dom,
I have an Element object.
How can I change the tagName of a given Element?
There is the method Element.getTagName(),

can any body suggest me the site from where i can download lots of
scjp practice papers free of cost ?
thanks

Since this obviously changes over time what is currently the most effective
way to read parts of am XML file?
Thanks!!

Many people seem to think that global variables are generally a bad
thing, and I'd be curious as to how those who take that view would
address a problem that I've addressed using a global.  Are there
viable alternatives or is this one place where the use is justified?

hi does any one know where can i get the 1.4.2 JVM source code
if there's a version more specific i'd be happy to hear about it

while runningJboss 4.0.5. GA and EJB3.0 i get the following message
while automatically exporting the schema of an entity to the HSQL
database:
23:32:47,924 INFO  [SchemaExport] Running hbm2ddl schema export

I've been tasked with writing code that simply reads values from a
properties file. The executing code will reside in a .war file and be
run on JBoss. I'm not able to test the code under JBoss at this time.
The code below works properly when tested via a main() method but I've

I want to write this simple code in java:
--------------------------------
String oldText, newText;
// BLABLA........