Rao Nadella

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since Jan 19, 2001
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Recent posts by Rao Nadella

would anyone please explain the inner classes and how they could be applied to real world situation.

thank you
Is it a good practise to use objects in the servlet side for the presentation layer menus and the navigation.
What would be a good way to implement these in a dynamic environment.
Depending on the state of server side variables, would JSP side be a better venue to implement menus.
Thanks a bunch.
22 years ago
JSP
When i call a servlet with the javax.xml.transform.Transformer API's, I get the following error.
Servlet failed with exception javax.xml.transform.TransformerFactoryConfigurationError.
Provider for javax.xml.transform.TransformerFactory.newInstance(...) not found.
--------------
What do I need to set to make it work right?
Thanks a bunch
-Rao
23 years ago
How do you configure this in Websphere?
Thanks for any feedback.
Thanks John - I've been trying to export files from VAJ353. For example - LotusXSL - even though
the project is clean - when I try to export to either a jar file or to a directory - I get error msg. Tried VA Assist - but I think it's not working either. By the way these tasks were clearly defined in the Migration guide and I am trying to follow them step by step and got stuck with exporting clean files.
Thanks for your feedback.
23 years ago
Hello - I work in VAJ3.5 development environment now. In our group we have been getting all the hype about WSAD4.0 - combo of VAJ/Studio supposedly -
Does anyone have any input on pros & cons of these two products?
Any feedback is very much appreciated.
Thanks.
23 years ago
Hello - Here is the problem:
I have created my code in a separate package in the IBM JSP Examples Project. And my html/jsp pages are in the default location - under hosts/default_app/web/... In this environment
all my images in the jsp file folder or in a separate directory
under the jsp/images would be displayed fine.
When I copied the same package to an entirely different project, the servlet(s) code and the jsp navigational code works fine, except - in this case - the images are not displayed at all.(both gif,and jpeg formats)
Also, I have tried to give the total url for the gif/jpeg files to test - for eg., http://localhost:8080/test/myJsps/myPict.gif
and this does not display the image either.
I am stumped. Did anyone come across this kind of a problem?
Any help is much appreciated.
Thank you,
-Rao
23 years ago
Is there any way to read the MULTIPLE selected items in the list box from a JSP page to be read in the servlet. I used the getParameterNames with the Enumeration object and the items that shows up as selected is the 1st one selected in the list - meaning if there are 10 items and if I select 3rd,4th and 5th items the selected item is shown as 3rd. And if I select 6,7 and 8th items the item selected is shown as 6th.
How can I get the items that are selected on the list box with a MULTIPLE option?
Appreciate any help, thank you.
-R
23 years ago
Hello I have been developing applications with JSPs/Servlets in the IBM Websphere env.
My question is, are there any tools/utilities offered by IBM to develop wireless applications.
Thanks
24 years ago

----------------------------------------------
Hello all,
I am trying to find any info on a method getCursor.
The environment I am
working on is VAJ/WebSphere3.02
I have tried to find info in JAVA SQL package and other
relevant places but came up with nothing.
Any help from you is appreciated, thank you.
Here is a segment of my code:
----------------------------
// call an
oracle stored procedure to get format elements (used by
// FormatEIF)

CallableStatement mStmt = conn.prepareCall
("{ call
cpeasy_fulfill.get_format_elements (?, ?) }");
mStmt.setLong (1, vendorId);

mStmt.registerOutParameter (2, OracleTypes.CURSOR);
mStmt.execute ();
ResultSet
elementRS = ((OracleCallableStatement)mStmt).getCursor (2);
-
--------------------------------------------
Hi,
I have developed 3 separate JSP pages and have JDBC calls in them, which work fine in the Tomcat/Apache environment - Win2000
When I try to run the same code on an WinNT4, Tomcat - IIS, env
I get the following msg:
"Unable to load class oracle.jdbc.driver.OracleDriver"
I dont have Oracle installed on Win2000. But I do have Oracle 7.3 on the NT m/c.
Could anyone who have experienced similar thing please help.
Thank you very much,
-Rao
24 years ago
Hello Friends,
I am trying to retrieve info from the Oracle DB, with a SQL statement which looks something like:
Select * from tblORA
where tblDate = ('myDate','MMDDYYYY')
Can myDate be of type String? I am trying to retrieve a date
of String type from another page and insert that date into
the SQL statement.
What would be a good way so that the Date that I retrieve from
a previous page is of correct type and be included in the SQL statement.
Thanks a bunch
-Rao
24 years ago
I am on an NT 4.0 machine trying to connect to a
Oracle database which is on an IBM VM 3090 - ESA 2.3.
- ORACLE version is 7.3

I am able to connect to the database thro' SQL plus
windows and also another software called 'Benthic'
- which is GUI for the Oracle data display.
The tnsnames.ora file is same for both of them and
works fine from SQL Plus and Benthic tool.
I have tried to connect to my personal Oracle
database on my machine, and another machine,
it works fine. Only the one on IBM machine I am unable to
connect to.
When I try through my java code I get the following msg:
=============================================================
java.sql.SQLException: Connection reset by peer
java.lang.Throwable(java.lang.String)
java.lang.Exception(java.lang.String)
java.sql.SQLException(java.lang.String, java.lang.String, int)
int
oracle.jdbc.dbaccess.DBError.check_error(java.io.IOException)

oracle.jdbc.driver.OracleConnection(oracle.jdbc.dbaccess.DBAccess,
java.lang.String, java.lang.String,
java.lang.String, java.lang.String,
java.util.Properties)
java.sql.Connection
oracle.jdbc.driver.OracleDriver.getConnectionInstance(oracle.jdbc.dbaccess.D
BAccess, java.lang.String, java.lang.String,
java.lang.String,
java.lang.String, java.util.Properties)
java.sql.Connection
oracle.jdbc.driver.OracleDriver.connect(java.lang.String,
java.util.Properties)
java.sql.Connection
java.sql.DriverManager.getConnection(java.lang.String,
java.util.Properties)
java.sql.Connection
java.sql.DriverManager.getConnection(java.lang.String,
java.lang.String,
java.lang.String)
void javaservlets.db.SimpleQuery.performOraQuery()
void
javaservlets.db.SimpleQuery.main(java.lang.String
[])
=================================================================
Thank you very much for your help.
Hi,
I have set up connection to my Oracle dB through thin drivers. Tested connection with database on one host, it works fine, I could retrieve data and display.
When I try to connect to a different database, with proper connection settings, I get an error as follows:
java.sql.SQLException: Connection reset by peer
If you have come across this problem before and can help, please reply to this post.
Your help is very much appreciated.
Thank you,
-Rao
Thanks very much Peter and Tom.
It's really helpful to get it cleared.
-Rao