In MapReduce Data Flow, when Combiner is called?

355

What are advantages of css3 over css?

280

What causes contractures?

1591

What are the conversion routines for units and currencies in the update rule?

490

Waht is different between thorughput and data rate?

509

How does aspect oriented programming work?

507

Write Syntax for upsert & undelete trigger & Purpose undelete?

762

Hello, My project requirement is like I need to create a web page using MVC pattern. I hava a bean class, jsp page, servlet, service and dao. My jsp has two fields. One is dropdown list. The option values has to get populated from the database table. The other one is a text box and its value has to come from database table. As of now I have defined the fields in bean class, got the values from database using arraylists in dao class and I called this from service class. Can anyone please tell me the workflow of how the servlet will get this arraylist and populate the arraylist values as dropdown options in jsp page? Also I would like to know the role of bean class in MVC pattern? Thanks in advance!

1831

What is ms word excel?

375

How many detail lists can be created in interactive reporting?

742

Treatment of Government grant and its utilization in P

1643

Can we add or delete an element after assigning an array?

664

Expand SCERT

1795

What is an artificial (derived) primary key? When should an artificial (or derived) primary key be used?

290

How does apache spark engine work?

212