What is thin driver and thick driver. Why it is called so?
major differences the number layers present between the java application and database
thick driver - type 1 and type 2 JDBC drivers are called thick drivers. The reason for it is - it provides JDBC access via ODBC drivers. ODBC binary code, and in many cases, database client code, must...
What is purpose of JSP forward method
A.Forward control to another resource available in the same web application on different containerb.Forward control to another resource available in the diff web application on different containerc.Forward control to another resource available in the same web application on same containerd.Forward control...
jsp forward does 3 things:
1. Control goes to forwarding jsp page and comes back.
2. Not include the content of orignal page.
3. Request object remains alive during further processing...
it also terminates the data that is provided by the calling part ie the previous output
How to solve this error "http status 500"?
--------------------------------------------------------------------------------type exception reportmessage description the server encountered an internal error () that prevented it from fulfilling this request.Exception Java.Lang.Nullpointerexception org.Apache.Catalina.Manager.Htmlmanagerservlet.List(htmlmanagerservlet.Java:423) org.Apache.Catalina.Manager.Htmlmanagerservlet.Doget(htmlmanagerservlet.Java:161) Javax.Servlet.Http.Httpservlet.Service(httpservlet.Java:743) Javax.Servlet.Http.Httpservlet.Service(httpservlet.Java:856)note...
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Editorial / Best Answer
Answered by: murali
Answered On : May 17th, 2006NullPointer Exception is a typical exception thrown when you tries to set incompatible datatypes without casting them
you r absolutely right bro......Murali
it may sometimes happen that time "When you connect text file to retrieve data from it..sometimes connection could not established or may not open" and can not initialize CONTEXT PARAMETER from file in Servlet programing
I m getting so many times "this" error along with "The server encounter an error() that prevented it from fulfilling this requirement...So would u please tell how to solve this.
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I din't understand the Question properly. Can anyone explain it
Why and where cloning required in Java
if you required creating bitwise exact copy of an object you can use cloning
Cloning is only method by which we can create object to an object.
Tomcat is a servlet container or server application.
tomcat is servlet or jsp container only.not the application
inorderto work with tomcat we haveto set the classpath to servletapi.jar
Tomcat is a servlet container or server Applicatio...
How to turn off right click to stop copying text in my browser
Whats the dfferende between applet and japplet
Applet - works slower, heavy weight component,JApplet - faster, light weight component.
applet contain native methods(developed inc,c++) and is in awt package and it doesnot provide good look and feel
JApplet contain methods which are developed in java only it provide great look and feel
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probabilly classes12.jar file is not there in case of oracle in tomcat shared / lib folderin case of some other database copy its jar filesfor mysql copy mysql-connector-java-3.1.8-bin
wht do u mean by: before installing Tomcat, the code gave no error, how were u executing the code prior to tomcat?The common steps are listed for cross-confirmation.Load the driver thru: Class.forName...