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What is the password and userid for the admin console of sun application server...
xsunil_kumar
- Sep 21st, 2009
Admin is the username and adminadmin is the default password for SUN application server. You need to know the port number on which admin is running. This information you can get from domain.xml file which is under <install-dir>domains/domain1/config.Default admin port is 4848.
vijay
- Oct 21st, 2005
Username is : admintry this without any password. If it doesnt work then give password as admin.I am not sure with this.
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What is Hybernate Sprig?
Its Frame Work for Persistence
sreenivasgowd
- Sep 5th, 2009
- Hibernate is ORM software (object rational mapping), it can be used to develop
persistence logic to interact with database for performing persistence operations.-
Spring is a framework software to develop enterprise based business logic and it deals with complex logic.rakesh
- Jul 17th, 2007
It is a tool used to map the pojo objects with the database objects. It also reduces the burden of coding since we do not specify the java database connectivity. The hybernate creates internal mapping.
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What is difference between == and & operators
sreenivasgowd
- Sep 5th, 2009
1. == operator can be used to check two operands can be equal or not 2. & means address operator it stores the address of a variable Ex: 1. a=20;b=20; if (a==b) System.out.println("both ...
chinna_punna8
- Jan 17th, 2006
"==" is a logical operator and is used to compare two operands."&" is bitwise AND operator .
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What is marker interface
sreenivasgowd
- Sep 5th, 2009
An interface does not contain any methods and giving the chance to programres for creating of their own logic in their own methods.Examples:java.io.Serializablejava.lang.Cronablejava.rmi.Remote
Buddhadev Dasgupta
- Jan 19th, 2006
Marker interface are also know as tag interface.Marker interface don't have any method,this interface are used as tag only.for example suppose we have some product from different country , and every p...
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What is taglib?
What's taglib?
sreenivasgowd
- Sep 5th, 2009
Taglib is directory, It contains predefined tags. It looks same as package, package contains predefined classes.
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GetInstance()
Why getInstance() is written after Class.forName( )?
sreenivasgowd
- Sep 5th, 2009
GetInstance() means we are creating object for loading of the class, thats why we are using getInstance() after loading of the class.ex:? Class c=Class.forName("addition");?? c.getInstance();//it creates the object of addition class
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How many threads does a java program have in execution?
1
sreenivasgowd
- Sep 5th, 2009
In every Java program two threads will be activated.One is foreground thread (used for program execution).Second is background thread that is garbage collector.
ajitamitavdas
- Dec 14th, 2005
By default java has only one thread ie main but we can create any child thread from that main thread.
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what happens if your business exception extends Runtime Exception
The complier thinks that the businness exception is a Runtime exception , It just bypasses without any error message.
krishna_ballabh
- Jul 31st, 2009
Extending the Runtime Exception means you are giving the definition of your exception as System Exception, for each System Exception your container will do a different process, mean what ever transact...
hr1551
- Jul 10th, 2007
It is not recommanded because business exception should be caught in compile time instead of run time.
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How to code a Vertical/Horizontal scroll bar for a Java eclipse application?
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Weak Object References
What is Weak Object References?
bkishore2k1
- Mar 12th, 2009
A weak reference is one that does not prevent the referenced object from being garbage collected. You might use them to manage a HashMap to look up a cache of objects. A weak reference is a referenc...
suresh_kumar36
- Mar 11th, 2009
Weak reference objects are those which do not prevent their references from being made finalizable, finalized, and then reclaimed by garbage collection. This means that the object referred to by the w...
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What does Class.forName do?
rhingarajiya
- Mar 6th, 2009
ForName is static method of final Java.lang.Class Class.This method returns the object associated with the class or interface with the given string name. Example:public static Class forName(String classname)It returns classname class object.
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Auto Populate Form Fields
How to Auto Populate Form fields in HTML/JSP page with data retrieved from an Oracle Database?
sachin.jain.mca
- Feb 26th, 2009
with the help of ajax you can easily populate form fields.Step you need to do is 1. Make a servlet that give response in form of XML to HTML form.2. call the servlet fron HTML with the help of XMLHttp...
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If I am creating two objects for a same class then both the objects are not similar why?i,e A obj = new A(); A obj1 = new A();obj.equals(obj1) returns false why?
sachin.jain.mca
- Feb 26th, 2009
Equals method return on the basis of hashcode and if you do not override hashcode and equals method the by default hashcode return int value of object physically address in memory so as when you com...
Parthasarathi.M
- Oct 27th, 2006
In JDK5.0 equals() and == both are returns false.please try this example in JDK5.0public class EqualClass { /** Creates a new instance of EqualClass */ public EqualClass() { } pub...
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Thread Methods
Explain wait(), join(), notify() and sleep() Thread Methods.
lalitsonawane27
- Feb 9th, 2009
Join method is used for joining two thread together Wait method is used if any wait is running then another thread waits.
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Difference between java bean and enterprise bean
What is the difference between java bean and enterprise bean? when will be used java bean and enterprise in real time projects?
rajasekar_muthusamy
- Jan 22nd, 2009
Enterprise Bean:Gives you the facility of security & transcation , state management & reduction of network code. All the above facility will be provided by application server when it is deploy...
Vijay
- Jan 29th, 2007
Java Beans are Non-deployable components, means the state or life of javabean is not controlled by any container.EJB is a deployable component thru application servers...
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Spring AOP Module
What is AOP module in Spring?
mastermind.jets
- Jan 8th, 2009
Spring AOP module is one of the modules defined as part of the Spring framework. This module basically is responsible for providing Aspect Oriented Programming functionality in Spring framework
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Visual Source Safe
What is Visual Source Safe (Source Control Tool)?
Bhoomika sharma
- Dec 17th, 2008
Microsoft Visual Source Safe is a source control s/w package oriented towards small s/w dev. projects, like most source control systems, sourcesafe creates a virtual library of computer files.Visual S...
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What are the main components and Modules of Spring?
balu407
- Nov 18th, 2008
The modules in spring1.2 are core container, AOP, ORM, DAO, Context, WebMVC and Context. Modules in spring 2.0 are in addition to these modules some other modules came into picture. They are Remoting, Portlet MVC, JMS,JCA,JMX.
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JDBC Technology
Is JDBC technology database independent or not?Why?
aleemkh
- Sep 29th, 2008
It is database independent. Once you write the code for interaction with database you just need to change JDBC driver if the database changes. For oracle database use Oracle thin driver, for MYSQL use mysql JDBC etc...
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CMP & BMP
If given an option to choose between CMP and BMP in writing an application, Which one will you choose?
Which among these is a better choice? Whybr928d
- Jul 31st, 2008
I always go for CMP, because you have code less. More over in large application, for Example Banking , Insurance application CMP is best option. CMP can handle n number of User. If your using Weblogic...
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