What is udf in pyspark?

3

In struts, how can we access java beans and their properties?

415

What is the difference between a release version and snapshot version in maven?

138

How do you find out what client machine is making a request to your servlet

381

What is a composite primary key?

430

What is the Syntax to Declare an Anonymous Block?

34

Can any one send me the sample test papers of IOCL entry exam to be held on 6th july 2008. Also plz send the interview questions that cud probably be asked........i wud be highly obliged if u can send a few test paers and other stuff @ inderjeetd@gmail.com.........Inderpreet

2041

What are shift register cascades?

372

Explain the concept of tweening.

253

I have cube.for cube data coming from 3dso's.in one dso having special chars.in cube you got special char error.how u can resolve this?

1176

What are scoping commands?

3

pls someone send me sample question papers along with the key.thanks in advance

1677

What are treasury bills?

516

Is jdk a compiler?

322

What is a user story in scrum? How does a good user story look?

1